/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 16:43:55,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 16:43:55,390 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 16:43:55,428 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 16:43:55,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 16:43:55,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 16:43:55,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 16:43:55,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 16:43:55,436 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 16:43:55,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 16:43:55,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 16:43:55,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 16:43:55,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 16:43:55,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 16:43:55,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 16:43:55,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 16:43:55,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 16:43:55,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 16:43:55,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 16:43:55,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 16:43:55,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 16:43:55,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 16:43:55,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 16:43:55,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 16:43:55,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 16:43:55,487 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 16:43:55,487 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 16:43:55,490 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 16:43:55,490 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 16:43:55,491 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 16:43:55,492 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 16:43:55,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 16:43:55,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 16:43:55,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 16:43:55,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 16:43:55,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 16:43:55,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 16:43:55,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 16:43:55,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 16:43:55,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 16:43:55,501 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 16:43:55,502 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-29 16:43:55,563 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 16:43:55,563 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 16:43:55,565 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 16:43:55,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 16:43:55,566 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 16:43:55,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 16:43:55,566 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 16:43:55,566 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 16:43:55,567 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 16:43:55,568 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 16:43:55,568 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 16:43:55,568 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 16:43:55,569 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 16:43:55,569 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 16:43:55,569 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 16:43:55,569 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 16:43:55,570 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 16:43:55,570 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 16:43:55,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 16:43:55,570 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 16:43:55,570 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 16:43:55,571 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 16:43:55,571 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 16:43:55,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 16:43:55,573 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 16:43:55,573 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 16:43:55,574 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-29 16:43:55,574 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 16:43:55,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 16:43:55,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 16:43:55,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 16:43:55,998 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 16:43:55,999 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 16:43:56,000 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i [2020-10-29 16:43:56,087 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4d62f1920/691fe30657494096ba49f9ce162a77bf/FLAG2ff5b84be [2020-10-29 16:43:57,236 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 16:43:57,237 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i [2020-10-29 16:43:57,269 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4d62f1920/691fe30657494096ba49f9ce162a77bf/FLAG2ff5b84be [2020-10-29 16:43:57,669 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4d62f1920/691fe30657494096ba49f9ce162a77bf [2020-10-29 16:43:57,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 16:43:57,681 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 16:43:57,685 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 16:43:57,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 16:43:57,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 16:43:57,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:43:57" (1/1) ... [2020-10-29 16:43:57,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fcb22eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:43:57, skipping insertion in model container [2020-10-29 16:43:57,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:43:57" (1/1) ... [2020-10-29 16:43:57,703 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 16:43:57,841 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 16:43:59,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 16:43:59,082 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 16:43:59,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 16:43:59,735 INFO L208 MainTranslator]: Completed translation [2020-10-29 16:43:59,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:43:59 WrapperNode [2020-10-29 16:43:59,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 16:43:59,738 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 16:43:59,738 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 16:43:59,738 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 16:43:59,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:43:59" (1/1) ... [2020-10-29 16:43:59,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:43:59" (1/1) ... [2020-10-29 16:43:59,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:43:59" (1/1) ... [2020-10-29 16:43:59,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:43:59" (1/1) ... [2020-10-29 16:43:59,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:43:59" (1/1) ... [2020-10-29 16:43:59,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:43:59" (1/1) ... [2020-10-29 16:44:00,039 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:43:59" (1/1) ... [2020-10-29 16:44:00,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 16:44:00,076 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 16:44:00,076 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 16:44:00,077 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 16:44:00,078 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:43:59" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 16:44:00,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 16:44:00,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 16:44:00,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-29 16:44:00,176 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 16:44:00,176 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2020-10-29 16:44:00,176 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2020-10-29 16:44:00,176 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2020-10-29 16:44:00,177 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2020-10-29 16:44:00,177 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2020-10-29 16:44:00,177 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-29 16:44:00,177 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-29 16:44:00,177 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-29 16:44:00,178 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-29 16:44:00,178 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-29 16:44:00,178 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2020-10-29 16:44:00,178 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2020-10-29 16:44:00,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-29 16:44:00,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-29 16:44:00,179 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-29 16:44:00,179 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-29 16:44:00,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-29 16:44:00,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-29 16:44:00,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-29 16:44:00,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-29 16:44:00,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-29 16:44:00,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-29 16:44:00,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-29 16:44:00,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-29 16:44:00,181 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2020-10-29 16:44:00,181 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2020-10-29 16:44:00,181 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-10-29 16:44:00,181 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-29 16:44:00,181 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-10-29 16:44:00,182 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2020-10-29 16:44:00,182 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-10-29 16:44:00,182 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-10-29 16:44:00,182 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-10-29 16:44:00,182 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-10-29 16:44:00,182 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2020-10-29 16:44:00,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_alloc_urbs [2020-10-29 16:44:00,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_free_urbs [2020-10-29 16:44:00,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_kill_urbs [2020-10-29 16:44:00,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_rcvbulk_callback [2020-10-29 16:44:00,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_sndbulk_callback [2020-10-29 16:44:00,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_carrier_set [2020-10-29 16:44:00,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_carrier_check_work [2020-10-29 16:44:00,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_get_macaddr [2020-10-29 16:44:00,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_rx_submit [2020-10-29 16:44:00,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_open [2020-10-29 16:44:00,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_close [2020-10-29 16:44:00,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_tx [2020-10-29 16:44:00,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_tx_timeout [2020-10-29 16:44:00,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_ethtool_op_get_link [2020-10-29 16:44:00,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_probe [2020-10-29 16:44:00,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_disconnect [2020-10-29 16:44:00,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_driver_init [2020-10-29 16:44:00,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_driver_exit [2020-10-29 16:44:00,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2020-10-29 16:44:00,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_2 [2020-10-29 16:44:00,186 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 16:44:00,186 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2020-10-29 16:44:00,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_2 [2020-10-29 16:44:00,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_3 [2020-10-29 16:44:00,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_4 [2020-10-29 16:44:00,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_5 [2020-10-29 16:44:00,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_6 [2020-10-29 16:44:00,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_7 [2020-10-29 16:44:00,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_8 [2020-10-29 16:44:00,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_9 [2020-10-29 16:44:00,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_11 [2020-10-29 16:44:00,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_12 [2020-10-29 16:44:00,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_13 [2020-10-29 16:44:00,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_14 [2020-10-29 16:44:00,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_15 [2020-10-29 16:44:00,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_16 [2020-10-29 16:44:00,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_17 [2020-10-29 16:44:00,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_19 [2020-10-29 16:44:00,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_20 [2020-10-29 16:44:00,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2020-10-29 16:44:00,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2020-10-29 16:44:00,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2020-10-29 16:44:00,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2020-10-29 16:44:00,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2020-10-29 16:44:00,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2020-10-29 16:44:00,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2020-10-29 16:44:00,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2020-10-29 16:44:00,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2020-10-29 16:44:00,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2020-10-29 16:44:00,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2020-10-29 16:44:00,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2020-10-29 16:44:00,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2020-10-29 16:44:00,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2020-10-29 16:44:00,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2020-10-29 16:44:00,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2020-10-29 16:44:00,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-29 16:44:00,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-29 16:44:00,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2020-10-29 16:44:00,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2020-10-29 16:44:00,193 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-29 16:44:00,193 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2020-10-29 16:44:00,193 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2020-10-29 16:44:00,194 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-29 16:44:00,194 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2020-10-29 16:44:00,194 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2020-10-29 16:44:00,194 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-10-29 16:44:00,194 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2020-10-29 16:44:00,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-29 16:44:00,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_2 [2020-10-29 16:44:00,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_2 [2020-10-29 16:44:00,195 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-29 16:44:00,195 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2020-10-29 16:44:00,195 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2020-10-29 16:44:00,196 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2020-10-29 16:44:00,196 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2020-10-29 16:44:00,196 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-29 16:44:00,196 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2020-10-29 16:44:00,196 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2020-10-29 16:44:00,196 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2020-10-29 16:44:00,196 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-29 16:44:00,197 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-10-29 16:44:00,197 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2020-10-29 16:44:00,197 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_altnum_to_altsetting [2020-10-29 16:44:00,197 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2020-10-29 16:44:00,197 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-29 16:44:00,198 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2020-10-29 16:44:00,198 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2020-10-29 16:44:00,198 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-29 16:44:00,198 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2020-10-29 16:44:00,198 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2020-10-29 16:44:00,198 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2020-10-29 16:44:00,199 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-29 16:44:00,199 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-29 16:44:00,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-29 16:44:00,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-29 16:44:00,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-29 16:44:00,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2020-10-29 16:44:00,200 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 16:44:00,200 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 16:44:00,200 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-29 16:44:00,200 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-29 16:44:00,200 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 16:44:00,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 16:44:00,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-29 16:44:00,201 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-29 16:44:00,201 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-29 16:44:00,201 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2020-10-29 16:44:00,201 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2020-10-29 16:44:00,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 16:44:00,202 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2020-10-29 16:44:00,202 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2020-10-29 16:44:00,202 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2020-10-29 16:44:00,202 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2020-10-29 16:44:00,202 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-29 16:44:00,203 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-29 16:44:00,203 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-29 16:44:00,203 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-29 16:44:00,203 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-29 16:44:00,203 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2020-10-29 16:44:00,203 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-29 16:44:00,204 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-29 16:44:00,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 16:44:00,204 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-29 16:44:00,204 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2020-10-29 16:44:00,204 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2020-10-29 16:44:00,204 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2020-10-29 16:44:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-29 16:44:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2020-10-29 16:44:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2020-10-29 16:44:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2020-10-29 16:44:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2020-10-29 16:44:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-29 16:44:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-29 16:44:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_15 [2020-10-29 16:44:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_12 [2020-10-29 16:44:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2020-10-29 16:44:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure usb_altnum_to_altsetting [2020-10-29 16:44:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-29 16:44:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_19 [2020-10-29 16:44:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-29 16:44:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_20 [2020-10-29 16:44:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_8 [2020-10-29 16:44:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_2 [2020-10-29 16:44:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_3 [2020-10-29 16:44:00,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_4 [2020-10-29 16:44:00,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_5 [2020-10-29 16:44:00,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_6 [2020-10-29 16:44:00,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_7 [2020-10-29 16:44:00,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_9 [2020-10-29 16:44:00,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_11 [2020-10-29 16:44:00,209 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2020-10-29 16:44:00,209 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2020-10-29 16:44:00,209 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2020-10-29 16:44:00,209 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2020-10-29 16:44:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2020-10-29 16:44:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2020-10-29 16:44:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-29 16:44:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2020-10-29 16:44:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2020-10-29 16:44:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2020-10-29 16:44:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2020-10-29 16:44:00,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2020-10-29 16:44:00,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2020-10-29 16:44:00,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2020-10-29 16:44:00,211 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-29 16:44:00,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-29 16:44:00,211 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-29 16:44:00,211 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-29 16:44:00,212 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 16:44:00,212 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-29 16:44:00,212 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 16:44:00,212 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-29 16:44:00,212 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-29 16:44:00,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 16:44:00,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-29 16:44:00,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-29 16:44:00,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-29 16:44:00,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-29 16:44:00,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-29 16:44:00,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-29 16:44:00,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-29 16:44:00,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2020-10-29 16:44:00,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_2 [2020-10-29 16:44:00,214 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-29 16:44:00,214 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2020-10-29 16:44:00,214 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2020-10-29 16:44:00,214 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2020-10-29 16:44:00,214 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-10-29 16:44:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 16:44:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-29 16:44:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-10-29 16:44:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_14 [2020-10-29 16:44:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_17 [2020-10-29 16:44:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2020-10-29 16:44:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2020-10-29 16:44:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-10-29 16:44:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2020-10-29 16:44:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-10-29 16:44:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-10-29 16:44:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-10-29 16:44:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-10-29 16:44:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2020-10-29 16:44:00,217 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2020-10-29 16:44:00,217 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2020-10-29 16:44:00,217 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2020-10-29 16:44:00,217 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2020-10-29 16:44:00,217 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2020-10-29 16:44:00,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_13 [2020-10-29 16:44:00,218 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-10-29 16:44:00,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_16 [2020-10-29 16:44:00,218 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2020-10-29 16:44:00,218 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2020-10-29 16:44:00,218 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_rx_submit [2020-10-29 16:44:00,218 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_alloc_urbs [2020-10-29 16:44:00,218 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_free_urbs [2020-10-29 16:44:00,219 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_kill_urbs [2020-10-29 16:44:00,219 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_rcvbulk_callback [2020-10-29 16:44:00,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-29 16:44:00,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 16:44:00,219 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_sndbulk_callback [2020-10-29 16:44:00,219 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_carrier_set [2020-10-29 16:44:00,219 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_carrier_check_work [2020-10-29 16:44:00,219 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_get_macaddr [2020-10-29 16:44:00,220 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_open [2020-10-29 16:44:00,220 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_close [2020-10-29 16:44:00,220 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_tx [2020-10-29 16:44:00,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-29 16:44:00,220 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_tx_timeout [2020-10-29 16:44:00,220 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_ethtool_op_get_link [2020-10-29 16:44:00,221 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_probe [2020-10-29 16:44:00,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2020-10-29 16:44:00,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 16:44:00,221 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_disconnect [2020-10-29 16:44:00,221 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_driver_init [2020-10-29 16:44:00,221 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_driver_exit [2020-10-29 16:44:00,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_2 [2020-10-29 16:44:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_2 [2020-10-29 16:44:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-29 16:44:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-29 16:44:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 16:44:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2020-10-29 16:44:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2020-10-29 16:44:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2020-10-29 16:44:00,223 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-29 16:44:00,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2020-10-29 16:44:00,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2020-10-29 16:44:00,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2020-10-29 16:44:00,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2020-10-29 16:44:00,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2020-10-29 16:44:00,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2020-10-29 16:44:00,224 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-29 16:44:00,224 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-10-29 16:44:00,224 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 16:44:00,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 16:44:00,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 16:44:00,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-29 16:44:00,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 16:44:00,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-29 16:44:00,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-29 16:44:00,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-29 16:44:00,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-29 16:44:01,164 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-29 16:44:02,655 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2020-10-29 16:44:03,313 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 16:44:03,313 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-29 16:44:03,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:44:03 BoogieIcfgContainer [2020-10-29 16:44:03,317 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 16:44:03,319 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 16:44:03,319 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 16:44:03,323 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 16:44:03,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 04:43:57" (1/3) ... [2020-10-29 16:44:03,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ae3d790 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:44:03, skipping insertion in model container [2020-10-29 16:44:03,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:43:59" (2/3) ... [2020-10-29 16:44:03,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ae3d790 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 04:44:03, skipping insertion in model container [2020-10-29 16:44:03,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:44:03" (3/3) ... [2020-10-29 16:44:03,326 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i [2020-10-29 16:44:03,340 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 16:44:03,347 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 16:44:03,362 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 16:44:03,408 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 16:44:03,409 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 16:44:03,409 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 16:44:03,409 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 16:44:03,409 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 16:44:03,409 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 16:44:03,409 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 16:44:03,409 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 16:44:03,463 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states. [2020-10-29 16:44:03,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-29 16:44:03,488 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 16:44:03,489 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 16:44:03,490 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 16:44:03,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 16:44:03,498 INFO L82 PathProgramCache]: Analyzing trace with hash 1205481922, now seen corresponding path program 1 times [2020-10-29 16:44:03,509 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 16:44:03,510 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1426634224] [2020-10-29 16:44:03,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 16:44:03,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:44:04,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:44:04,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:44:08,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:44:08,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 16:44:08,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 16:44:08,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4397 [2020-10-29 16:44:08,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:44:08,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:44:08,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 16:44:08,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 16:44:08,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 66 [2020-10-29 16:44:08,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 16:44:09,519 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification that was a NOOP. DAG size: 376 [2020-10-29 16:44:09,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 16:44:09,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:44:09,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:44:09,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:44:09,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:44:09,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:44:09,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 405 [2020-10-29 16:44:09,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:44:09,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:44:09,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:44:09,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:44:09,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 16:44:09,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:44:10,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 16:44:10,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:44:10,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:44:10,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:44:10,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:44:10,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:44:10,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 16:44:10,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:44:10,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:44:10,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:44:10,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:44:10,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 16:44:10,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:44:10,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 16:44:10,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:44:10,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:44:10,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:44:10,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:44:10,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:44:10,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 16:44:10,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:44:10,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:44:10,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:44:10,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:44:10,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 16:44:10,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:44:10,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 16:44:10,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:44:10,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:44:10,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:44:10,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:44:10,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:44:10,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 16:44:10,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:44:10,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:44:10,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:44:10,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:44:10,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 16:44:10,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:44:10,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 16:44:10,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:44:10,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:44:10,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:44:10,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 16:44:10,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:44:10,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 16:44:10,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:44:10,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:44:10,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:44:10,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:44:10,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 16:44:10,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:44:10,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 16:44:10,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:44:10,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:44:10,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:44:10,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 16:44:10,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:44:10,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 16:44:10,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:44:10,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:44:10,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:44:10,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:44:10,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 16:44:10,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:44:10,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 16:44:10,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:44:10,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:44:10,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:44:10,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 16:44:10,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:44:10,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 16:44:10,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:44:10,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:44:10,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:44:10,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:44:10,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:44:10,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:44:10,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:44:10,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:44:10,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:44:10,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:44:10,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:44:10,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:44:10,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 16:44:10,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:44:10,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:44:10,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:44:10,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:44:10,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:44:10,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:44:10,282 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-29 16:44:10,283 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1426634224] [2020-10-29 16:44:10,286 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 16:44:10,286 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 16:44:10,287 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809391507] [2020-10-29 16:44:10,292 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 16:44:10,292 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 16:44:10,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 16:44:10,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-29 16:44:10,309 INFO L87 Difference]: Start difference. First operand 866 states. Second operand 6 states. [2020-10-29 16:44:11,367 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 379 [2020-10-29 16:44:12,722 WARN L193 SmtUtils]: Spent 995.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-29 16:44:13,924 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 379 [2020-10-29 16:44:43,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 16:44:43,443 INFO L93 Difference]: Finished difference Result 3042 states and 4022 transitions. [2020-10-29 16:44:43,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 16:44:43,446 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2020-10-29 16:44:43,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 16:44:43,489 INFO L225 Difference]: With dead ends: 3042 [2020-10-29 16:44:43,490 INFO L226 Difference]: Without dead ends: 2168 [2020-10-29 16:44:43,501 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-10-29 16:44:43,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2168 states. [2020-10-29 16:44:44,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2168 to 1790. [2020-10-29 16:44:44,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1790 states. [2020-10-29 16:44:44,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 1790 states and 2225 transitions. [2020-10-29 16:44:44,281 INFO L78 Accepts]: Start accepts. Automaton has 1790 states and 2225 transitions. Word has length 53 [2020-10-29 16:44:44,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 16:44:44,282 INFO L481 AbstractCegarLoop]: Abstraction has 1790 states and 2225 transitions. [2020-10-29 16:44:44,283 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 16:44:44,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 2225 transitions. [2020-10-29 16:44:44,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-29 16:44:44,288 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 16:44:44,289 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 16:44:44,289 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 16:44:44,289 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 16:44:44,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 16:44:44,290 INFO L82 PathProgramCache]: Analyzing trace with hash -1729622618, now seen corresponding path program 1 times [2020-10-29 16:44:44,290 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 16:44:44,291 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [612488976] [2020-10-29 16:44:44,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 16:44:44,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:44:44,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:44:44,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:44:45,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:44:45,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 16:44:45,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 16:44:45,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1354 [2020-10-29 16:44:45,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:44:45,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:44:45,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:44:45,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 16:44:45,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-29 16:44:45,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:44:46,857 WARN L193 SmtUtils]: Spent 915.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-29 16:44:46,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 16:44:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:44:47,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:44:47,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:44:47,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:44:47,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:44:47,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 357 [2020-10-29 16:44:47,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:44:47,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:44:47,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:44:47,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:44:47,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 16:44:47,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:44:47,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 16:44:47,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:44:47,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:44:47,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:44:47,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:44:47,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:44:47,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 16:44:47,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:44:47,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:44:47,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:44:47,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:44:47,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 16:44:47,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:44:47,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 16:44:47,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:44:47,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:44:47,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:44:47,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:44:47,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:44:47,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 16:44:47,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:44:47,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:44:47,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:44:47,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:44:47,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 16:44:47,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:44:47,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 16:44:47,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:44:47,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:44:47,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:44:47,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:44:47,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:44:47,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 16:44:47,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:44:47,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:44:47,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:44:47,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:44:47,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 16:44:47,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 16:44:47,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 16:44:47,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:44:47,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:44:47,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:44:47,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 16:44:47,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:44:47,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 16:44:47,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:44:47,538 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:44:47,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:44:47,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:44:47,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 16:44:47,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:44:47,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 16:44:47,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:44:47,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:44:47,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:44:47,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 16:44:47,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:44:47,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 16:44:47,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:44:47,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:44:47,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:44:47,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:44:47,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 16:44:47,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:44:47,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 16:44:47,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:44:47,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:44:47,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:44:47,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 16:44:47,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:44:47,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 16:44:47,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:44:47,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:44:47,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:44:47,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:44:47,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:44:47,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:44:47,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:44:47,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:44:47,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:44:47,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:44:47,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:44:47,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:44:47,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 16:44:47,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:44:47,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:44:47,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:44:47,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:44:47,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:44:47,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:44:47,649 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-29 16:44:47,650 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [612488976] [2020-10-29 16:44:47,650 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 16:44:47,650 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-29 16:44:47,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669630564] [2020-10-29 16:44:47,653 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 16:44:47,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 16:44:47,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 16:44:47,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-29 16:44:47,655 INFO L87 Difference]: Start difference. First operand 1790 states and 2225 transitions. Second operand 7 states. [2020-10-29 16:44:48,659 WARN L193 SmtUtils]: Spent 988.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-29 16:44:50,172 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 382 [2020-10-29 16:44:51,352 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 379 [2020-10-29 16:45:06,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 16:45:06,495 INFO L93 Difference]: Finished difference Result 2160 states and 2769 transitions. [2020-10-29 16:45:06,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 16:45:06,496 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 54 [2020-10-29 16:45:06,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 16:45:06,511 INFO L225 Difference]: With dead ends: 2160 [2020-10-29 16:45:06,511 INFO L226 Difference]: Without dead ends: 2155 [2020-10-29 16:45:06,513 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2020-10-29 16:45:06,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2155 states. [2020-10-29 16:45:07,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2155 to 1789. [2020-10-29 16:45:07,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1789 states. [2020-10-29 16:45:07,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 1789 states and 2223 transitions. [2020-10-29 16:45:07,053 INFO L78 Accepts]: Start accepts. Automaton has 1789 states and 2223 transitions. Word has length 54 [2020-10-29 16:45:07,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 16:45:07,055 INFO L481 AbstractCegarLoop]: Abstraction has 1789 states and 2223 transitions. [2020-10-29 16:45:07,055 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 16:45:07,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 2223 transitions. [2020-10-29 16:45:07,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-10-29 16:45:07,062 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 16:45:07,062 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 16:45:07,063 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 16:45:07,063 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 16:45:07,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 16:45:07,064 INFO L82 PathProgramCache]: Analyzing trace with hash 1776094341, now seen corresponding path program 1 times [2020-10-29 16:45:07,066 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 16:45:07,067 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1316649399] [2020-10-29 16:45:07,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 16:45:07,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:07,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:07,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:08,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:08,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-29 16:45:08,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 16:45:08,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1229 [2020-10-29 16:45:08,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:08,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:08,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:08,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 16:45:08,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 68 [2020-10-29 16:45:08,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:09,510 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 376 [2020-10-29 16:45:09,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 16:45:09,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:09,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:09,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:09,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:45:09,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:09,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 283 [2020-10-29 16:45:09,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:09,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:09,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:09,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:09,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 16:45:09,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:09,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 16:45:09,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:09,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:09,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:09,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:45:09,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:09,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 16:45:09,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:09,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:09,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:09,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:09,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 16:45:09,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:09,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 16:45:09,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:09,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:09,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:09,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:45:09,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:09,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-29 16:45:09,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:09,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:09,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:09,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:09,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 16:45:09,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:45:09,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 16:45:10,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:10,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:10,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:10,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:45:10,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:10,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 16:45:10,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:10,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:10,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:10,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:10,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 16:45:10,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 16:45:10,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 16:45:10,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:10,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:10,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:10,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 16:45:10,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:10,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 16:45:10,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:10,067 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:10,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:10,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:10,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 16:45:10,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:10,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 16:45:10,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:10,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:10,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:10,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 16:45:10,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:10,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 16:45:10,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:10,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:10,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:10,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:10,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 16:45:10,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:10,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 16:45:10,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:10,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:10,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:10,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 16:45:10,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:10,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 16:45:10,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:10,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:10,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:45:10,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:10,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:45:10,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:45:10,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:45:10,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:10,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:10,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:10,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:45:10,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:10,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 16:45:10,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:10,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:10,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:45:10,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:10,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:45:10,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:45:10,165 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-29 16:45:10,166 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1316649399] [2020-10-29 16:45:10,167 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 16:45:10,168 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 16:45:10,168 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970900067] [2020-10-29 16:45:10,169 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 16:45:10,169 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 16:45:10,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 16:45:10,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-29 16:45:10,170 INFO L87 Difference]: Start difference. First operand 1789 states and 2223 transitions. Second operand 6 states. [2020-10-29 16:45:11,197 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 379 [2020-10-29 16:45:12,673 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 381 [2020-10-29 16:45:13,811 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 378 [2020-10-29 16:45:28,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 16:45:28,372 INFO L93 Difference]: Finished difference Result 2159 states and 2767 transitions. [2020-10-29 16:45:28,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 16:45:28,373 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2020-10-29 16:45:28,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 16:45:28,387 INFO L225 Difference]: With dead ends: 2159 [2020-10-29 16:45:28,387 INFO L226 Difference]: Without dead ends: 2154 [2020-10-29 16:45:28,389 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2020-10-29 16:45:28,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2154 states. [2020-10-29 16:45:28,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2154 to 1788. [2020-10-29 16:45:28,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1788 states. [2020-10-29 16:45:28,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1788 states and 2221 transitions. [2020-10-29 16:45:28,847 INFO L78 Accepts]: Start accepts. Automaton has 1788 states and 2221 transitions. Word has length 55 [2020-10-29 16:45:28,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 16:45:28,848 INFO L481 AbstractCegarLoop]: Abstraction has 1788 states and 2221 transitions. [2020-10-29 16:45:28,848 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 16:45:28,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 2221 transitions. [2020-10-29 16:45:28,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-29 16:45:28,850 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 16:45:28,850 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 16:45:28,850 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 16:45:28,850 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 16:45:28,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 16:45:28,851 INFO L82 PathProgramCache]: Analyzing trace with hash -1211152439, now seen corresponding path program 1 times [2020-10-29 16:45:28,851 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 16:45:28,851 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [866088568] [2020-10-29 16:45:28,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 16:45:28,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:28,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:29,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:30,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:30,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-29 16:45:30,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 16:45:30,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1140 [2020-10-29 16:45:30,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:30,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:30,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:30,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 16:45:30,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-29 16:45:30,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:31,185 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 376 [2020-10-29 16:45:31,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 16:45:31,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:31,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:31,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:31,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:45:31,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:31,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 294 [2020-10-29 16:45:31,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:31,522 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:31,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:31,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:31,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 16:45:31,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:45:31,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 16:45:31,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:31,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:31,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:31,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:45:31,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:31,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 16:45:31,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:31,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:31,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:31,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:31,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 16:45:31,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:31,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 16:45:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:31,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:31,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:31,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:45:31,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:31,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 16:45:31,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:31,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:31,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:31,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:31,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 16:45:31,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:31,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 16:45:31,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:31,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:31,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:31,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:45:31,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:31,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 16:45:31,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:31,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:31,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:31,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:31,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 16:45:31,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:45:31,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 16:45:31,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:31,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:31,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:31,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 16:45:31,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:31,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 16:45:31,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:31,664 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:31,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:31,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:31,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 16:45:31,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:45:31,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 16:45:31,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:31,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:31,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:31,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 16:45:31,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:31,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 16:45:31,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:31,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:31,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:31,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:31,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 16:45:31,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:45:31,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 16:45:31,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:31,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:31,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:31,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 16:45:31,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:31,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 16:45:31,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:31,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:31,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:45:31,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:31,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:45:31,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:45:31,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:45:31,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:31,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:31,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:31,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:45:31,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:31,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 16:45:31,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:31,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:31,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:45:31,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:31,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:45:31,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:31,747 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-29 16:45:31,747 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [866088568] [2020-10-29 16:45:31,747 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 16:45:31,748 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 16:45:31,748 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342912093] [2020-10-29 16:45:31,748 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 16:45:31,749 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 16:45:31,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 16:45:31,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-29 16:45:31,749 INFO L87 Difference]: Start difference. First operand 1788 states and 2221 transitions. Second operand 6 states. [2020-10-29 16:45:32,786 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 379 [2020-10-29 16:45:34,711 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 381 [2020-10-29 16:45:35,857 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 378 [2020-10-29 16:45:50,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 16:45:50,477 INFO L93 Difference]: Finished difference Result 2158 states and 2765 transitions. [2020-10-29 16:45:50,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 16:45:50,478 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2020-10-29 16:45:50,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 16:45:50,491 INFO L225 Difference]: With dead ends: 2158 [2020-10-29 16:45:50,492 INFO L226 Difference]: Without dead ends: 2153 [2020-10-29 16:45:50,493 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2020-10-29 16:45:50,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2153 states. [2020-10-29 16:45:50,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2153 to 1787. [2020-10-29 16:45:50,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1787 states. [2020-10-29 16:45:50,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 1787 states and 2219 transitions. [2020-10-29 16:45:50,979 INFO L78 Accepts]: Start accepts. Automaton has 1787 states and 2219 transitions. Word has length 56 [2020-10-29 16:45:50,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 16:45:50,980 INFO L481 AbstractCegarLoop]: Abstraction has 1787 states and 2219 transitions. [2020-10-29 16:45:50,980 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 16:45:50,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2219 transitions. [2020-10-29 16:45:50,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-10-29 16:45:50,982 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 16:45:50,982 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 16:45:50,982 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 16:45:50,983 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 16:45:50,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 16:45:50,983 INFO L82 PathProgramCache]: Analyzing trace with hash 678155080, now seen corresponding path program 1 times [2020-10-29 16:45:50,983 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 16:45:50,984 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [392596569] [2020-10-29 16:45:50,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 16:45:51,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:51,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:51,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:52,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:52,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-29 16:45:52,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 16:45:52,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1131 [2020-10-29 16:45:52,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:52,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:52,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:52,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 16:45:52,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-29 16:45:52,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:45:53,259 WARN L193 SmtUtils]: Spent 972.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-29 16:45:53,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 16:45:53,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:53,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:53,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:53,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:45:53,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:53,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 316 [2020-10-29 16:45:53,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:53,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:53,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:53,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:53,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 16:45:53,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:45:53,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 16:45:53,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:53,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:53,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:53,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:45:53,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:53,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 16:45:53,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:53,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:53,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:53,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:53,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 16:45:53,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:53,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 16:45:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:53,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:53,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:53,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:45:53,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:53,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 16:45:53,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:53,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:53,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:53,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:53,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 16:45:53,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:45:53,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 16:45:53,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:53,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:53,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:53,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:45:53,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:53,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 16:45:53,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:53,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:53,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:53,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:53,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 16:45:53,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:45:53,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 16:45:53,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:53,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:53,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:53,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 16:45:53,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:53,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 16:45:53,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:53,801 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:53,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:53,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:53,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 16:45:53,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:53,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-29 16:45:53,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:53,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:53,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:53,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 16:45:53,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:53,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 16:45:53,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:53,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:53,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:45:53,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:53,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 16:45:53,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:53,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 16:45:53,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:53,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:53,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:53,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 16:45:53,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:53,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 16:45:53,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:53,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:53,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:45:53,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:53,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:45:53,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:53,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:45:53,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:45:53,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:45:53,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:45:53,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:45:53,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:45:53,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 16:45:53,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:45:53,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:45:53,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:45:53,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:45:53,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:45:53,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:45:53,887 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-29 16:45:53,887 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [392596569] [2020-10-29 16:45:53,888 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 16:45:53,888 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 16:45:53,888 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424136102] [2020-10-29 16:45:53,890 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 16:45:53,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 16:45:53,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 16:45:53,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-29 16:45:53,891 INFO L87 Difference]: Start difference. First operand 1787 states and 2219 transitions. Second operand 6 states. [2020-10-29 16:45:54,961 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 379 [2020-10-29 16:45:56,367 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 381 [2020-10-29 16:45:57,533 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 378 [2020-10-29 16:46:12,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 16:46:12,466 INFO L93 Difference]: Finished difference Result 2157 states and 2763 transitions. [2020-10-29 16:46:12,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 16:46:12,467 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2020-10-29 16:46:12,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 16:46:12,483 INFO L225 Difference]: With dead ends: 2157 [2020-10-29 16:46:12,483 INFO L226 Difference]: Without dead ends: 2130 [2020-10-29 16:46:12,485 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2020-10-29 16:46:12,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2130 states. [2020-10-29 16:46:13,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2130 to 1767. [2020-10-29 16:46:13,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1767 states. [2020-10-29 16:46:13,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 1767 states and 2196 transitions. [2020-10-29 16:46:13,081 INFO L78 Accepts]: Start accepts. Automaton has 1767 states and 2196 transitions. Word has length 57 [2020-10-29 16:46:13,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 16:46:13,082 INFO L481 AbstractCegarLoop]: Abstraction has 1767 states and 2196 transitions. [2020-10-29 16:46:13,082 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 16:46:13,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 2196 transitions. [2020-10-29 16:46:13,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2020-10-29 16:46:13,096 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 16:46:13,097 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 16:46:13,098 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 16:46:13,098 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 16:46:13,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 16:46:13,098 INFO L82 PathProgramCache]: Analyzing trace with hash -1773610569, now seen corresponding path program 1 times [2020-10-29 16:46:13,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 16:46:13,099 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1484664922] [2020-10-29 16:46:13,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 16:46:13,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:13,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:13,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:13,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:13,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:13,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:14,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:14,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:14,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:18,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:18,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 306 [2020-10-29 16:46:18,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 16:46:18,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5039 [2020-10-29 16:46:18,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:18,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:18,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 16:46:18,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-29 16:46:18,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 16:46:18,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:19,267 WARN L193 SmtUtils]: Spent 943.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-29 16:46:19,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 16:46:19,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:19,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:19,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:19,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:46:19,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:19,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 220 [2020-10-29 16:46:19,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:19,503 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:19,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:19,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:46:19,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:19,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:19,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 16:46:19,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:19,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:19,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:19,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:46:19,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:19,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 16:46:19,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:19,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:19,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:19,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:46:19,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:19,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:19,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 16:46:19,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:19,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:19,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:19,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:46:19,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:19,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 16:46:19,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:19,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:19,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:19,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:46:19,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:19,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:19,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 16:46:19,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:19,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:19,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:19,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:46:19,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:19,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 16:46:19,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:19,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:19,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:19,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:46:19,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:19,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:46:19,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 16:46:19,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:19,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:19,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:19,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 16:46:19,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:19,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 16:46:19,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:19,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:19,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:19,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:46:19,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:19,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:19,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 16:46:19,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:19,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:19,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:19,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:19,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:19,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:20,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:24,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:24,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 222 [2020-10-29 16:46:24,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 16:46:24,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-29 16:46:24,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:24,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:24,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 16:46:24,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 67 [2020-10-29 16:46:24,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 16:46:24,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:24,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:46:24,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:24,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:24,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:24,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:24,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 16:46:24,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 16:46:24,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-29 16:46:24,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:24,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:24,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 16:46:24,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 16:46:24,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 16:46:24,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:46:24,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:46:24,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:24,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:24,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:24,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 16:46:24,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:24,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-29 16:46:24,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:24,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:24,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 16:46:24,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 16:46:24,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 16:46:24,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:46:25,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:46:25,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:25,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:25,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:25,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:46:25,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:25,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 16:46:25,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:25,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:25,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 16:46:25,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:46:25,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 16:46:25,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:46:25,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-29 16:46:25,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:25,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:25,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:25,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 16:46:25,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:25,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 16:46:25,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:25,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:25,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:25,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:46:25,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:25,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:25,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:46:25,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:25,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:25,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:25,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:46:25,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:25,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 16:46:25,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:25,183 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:25,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:25,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:46:25,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:25,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:25,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-29 16:46:25,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:25,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:25,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:25,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 16:46:25,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:25,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 16:46:25,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:25,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:25,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:25,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:46:25,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:25,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:25,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 16:46:25,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:25,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:25,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:25,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:46:25,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:25,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 16:46:25,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:25,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:25,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:25,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:46:25,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:25,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:25,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-29 16:46:25,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:25,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:25,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:25,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 16:46:25,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:25,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-29 16:46:25,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:25,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:25,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 16:46:25,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:46:25,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 16:46:25,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:46:25,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:46:25,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:25,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:25,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:25,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:46:25,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:25,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 16:46:25,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:25,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:25,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 16:46:25,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:46:25,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 16:46:25,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:25,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-29 16:46:25,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:25,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:25,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:25,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 16:46:25,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:25,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 16:46:25,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:25,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:25,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:25,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-29 16:46:25,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:25,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:25,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:46:25,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:25,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:25,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:25,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 16:46:25,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:25,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 16:46:25,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:25,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:25,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:25,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:46:25,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:25,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:25,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:46:25,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:25,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:25,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:25,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:46:25,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:25,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 16:46:25,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:25,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:25,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:25,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:46:25,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:25,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:25,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-29 16:46:25,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:25,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:25,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:25,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 16:46:25,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:25,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 16:46:25,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:25,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:25,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:25,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 16:46:25,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:25,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:25,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:46:25,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:25,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:25,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:25,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:46:25,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:25,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 16:46:25,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:25,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:25,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:25,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:46:25,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:25,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:25,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 16:46:25,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:25,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:25,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:25,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:46:25,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:25,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 16:46:25,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:25,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:25,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:25,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:46:25,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:25,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:25,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-29 16:46:25,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:25,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:25,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:25,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:46:25,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:25,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 16:46:25,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:25,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:25,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:25,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 16:46:25,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:25,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:25,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-29 16:46:25,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:25,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:25,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:25,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:46:25,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:25,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 16:46:25,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:25,539 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:25,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:25,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 16:46:25,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:25,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:25,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-29 16:46:25,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:25,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:25,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:25,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:46:25,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:25,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 16:46:25,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:25,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:25,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:25,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 16:46:25,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:25,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:25,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-29 16:46:25,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:25,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:25,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:25,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:46:25,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:25,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 16:46:25,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:25,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:25,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:25,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 16:46:25,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:25,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:25,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-29 16:46:25,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:25,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:25,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:25,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:26,138 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:26,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-29 16:46:26,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 16:46:26,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 503 [2020-10-29 16:46:26,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:26,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:26,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 16:46:26,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-29 16:46:26,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 16:46:26,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:26,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:46:26,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:26,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:26,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:26,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 16:46:26,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:26,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-29 16:46:26,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:26,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:26,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 16:46:26,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 16:46:26,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 16:46:26,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:46:26,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:46:26,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:26,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:26,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:26,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 16:46:26,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:26,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-29 16:46:26,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:26,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:26,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 16:46:26,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 16:46:26,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 16:46:26,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:46:26,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:46:26,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:26,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:26,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:26,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:46:26,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:26,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 16:46:26,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:26,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:26,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 16:46:26,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:46:26,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 16:46:26,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:26,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 16:46:26,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:26,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:26,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:26,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:46:26,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:26,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 16:46:26,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:26,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:26,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 16:46:26,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:46:26,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 16:46:26,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:26,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-29 16:46:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:26,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:26,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:26,580 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:46:26,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:26,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 16:46:26,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:26,581 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:26,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:26,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 16:46:26,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:26,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:46:26,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2020-10-29 16:46:26,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:26,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:26,628 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:26,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 16:46:26,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:26,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 16:46:26,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:26,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:26,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:26,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 16:46:26,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:26,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:26,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:46:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:26,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:26,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:26,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:46:26,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:26,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 16:46:26,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:26,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:26,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:26,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:46:26,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:26,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:26,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-29 16:46:26,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:26,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:26,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:26,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 16:46:26,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:26,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 16:46:26,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:26,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:26,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:26,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 16:46:26,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:26,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:26,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 16:46:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:26,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:26,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:26,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 16:46:26,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:26,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 16:46:26,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:26,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:26,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:26,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:46:26,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:26,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:26,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:46:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:46:26,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:46:26,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:46:26,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:46:26,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:46:26,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 16:46:26,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:46:26,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:46:26,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:46:26,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:46:26,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:46:26,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:46:26,860 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2020-10-29 16:46:26,860 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1484664922] [2020-10-29 16:46:26,860 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 16:46:26,860 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-29 16:46:26,861 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788690071] [2020-10-29 16:46:26,862 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-29 16:46:26,862 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 16:46:26,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-29 16:46:26,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=398, Unknown=0, NotChecked=0, Total=462 [2020-10-29 16:46:26,864 INFO L87 Difference]: Start difference. First operand 1767 states and 2196 transitions. Second operand 22 states. [2020-10-29 16:46:27,962 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 385 [2020-10-29 16:46:31,304 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 392 [2020-10-29 16:46:32,825 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 390 [2020-10-29 16:46:34,108 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 396 [2020-10-29 16:46:50,622 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 390 [2020-10-29 16:46:51,840 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 390 [2020-10-29 16:46:57,658 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 391 [2020-10-29 16:46:58,889 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 392 [2020-10-29 16:47:02,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 16:47:02,872 INFO L93 Difference]: Finished difference Result 4253 states and 5586 transitions. [2020-10-29 16:47:02,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-29 16:47:02,880 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 224 [2020-10-29 16:47:02,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 16:47:02,894 INFO L225 Difference]: With dead ends: 4253 [2020-10-29 16:47:02,894 INFO L226 Difference]: Without dead ends: 2498 [2020-10-29 16:47:02,903 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 74 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 313 ImplicationChecksByTransitivity, 11.5s TimeCoverageRelationStatistics Valid=366, Invalid=1440, Unknown=0, NotChecked=0, Total=1806 [2020-10-29 16:47:02,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2498 states. [2020-10-29 16:47:03,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2498 to 1746. [2020-10-29 16:47:03,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1746 states. [2020-10-29 16:47:03,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 1746 states and 2154 transitions. [2020-10-29 16:47:03,564 INFO L78 Accepts]: Start accepts. Automaton has 1746 states and 2154 transitions. Word has length 224 [2020-10-29 16:47:03,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 16:47:03,565 INFO L481 AbstractCegarLoop]: Abstraction has 1746 states and 2154 transitions. [2020-10-29 16:47:03,565 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-29 16:47:03,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 2154 transitions. [2020-10-29 16:47:03,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-10-29 16:47:03,574 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 16:47:03,574 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 16:47:03,574 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 16:47:03,575 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 16:47:03,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 16:47:03,575 INFO L82 PathProgramCache]: Analyzing trace with hash -425843736, now seen corresponding path program 1 times [2020-10-29 16:47:03,576 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 16:47:03,576 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [630970591] [2020-10-29 16:47:03,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 16:47:03,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:03,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:03,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:04,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:04,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:04,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:08,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:08,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 330 [2020-10-29 16:47:08,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 16:47:08,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5054 [2020-10-29 16:47:08,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:08,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:08,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 16:47:08,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-29 16:47:08,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 16:47:08,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:09,805 WARN L193 SmtUtils]: Spent 994.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2020-10-29 16:47:09,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 16:47:09,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:09,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:09,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:09,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:47:09,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:09,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 128 [2020-10-29 16:47:09,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:09,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:09,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:09,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:09,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:09,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:10,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 16:47:10,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:10,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:10,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:10,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:47:10,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:10,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 16:47:10,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:10,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:10,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:10,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:10,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:10,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:10,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 16:47:10,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:10,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:10,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:10,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:47:10,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:10,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 16:47:10,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:10,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:10,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:10,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:10,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:10,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:10,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 16:47:10,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:10,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:10,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:10,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:47:10,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:10,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 16:47:10,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:10,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:10,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:10,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:10,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:10,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:10,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 16:47:10,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:10,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:10,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:10,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 16:47:10,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:10,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 16:47:10,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:10,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:10,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:10,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:10,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:10,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:10,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-29 16:47:10,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:10,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:10,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:10,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:10,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 246 [2020-10-29 16:47:15,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 16:47:15,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5040 [2020-10-29 16:47:15,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 16:47:15,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-29 16:47:15,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 16:47:15,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:15,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:47:15,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-29 16:47:15,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:15,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-29 16:47:15,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:15,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:15,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:15,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:15,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:47:15,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 16:47:15,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:15,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 16:47:15,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:15,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:15,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:15,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:15,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:47:15,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 16:47:15,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:15,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 16:47:15,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:15,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:15,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:15,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:47:15,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 16:47:15,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:47:15,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:15,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 16:47:15,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:15,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:15,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:15,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:15,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-29 16:47:15,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 16:47:15,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:15,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-29 16:47:15,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 16:47:15,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:15,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 16:47:15,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:15,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:47:15,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:47:15,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:15,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 16:47:15,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 16:47:15,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:15,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 16:47:15,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:15,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 16:47:15,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 16:47:15,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:15,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 16:47:15,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:15,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 16:47:15,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:15,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:15,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 16:47:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:47:15,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:15,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 16:47:15,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:15,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 16:47:15,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:15,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:15,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-29 16:47:15,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 16:47:15,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:15,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 16:47:15,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:15,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 16:47:15,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:15,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:15,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:47:15,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 16:47:15,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:15,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 16:47:15,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:15,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:15,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:15,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:15,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 16:47:15,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:47:15,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:15,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 16:47:15,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:15,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:15,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:15,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:15,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2020-10-29 16:47:15,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 16:47:15,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:15,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 16:47:15,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:15,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-29 16:47:15,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:15,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:15,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:47:15,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 16:47:15,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:15,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 16:47:15,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:15,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:15,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:15,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:47:15,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:47:15,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:47:15,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:15,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 16:47:15,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:15,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:15,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:15,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:15,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-29 16:47:15,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-29 16:47:15,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:15,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 16:47:15,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:15,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 16:47:15,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:15,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:15,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:47:15,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:47:15,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:15,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 16:47:15,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:15,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:15,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:15,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:15,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 16:47:15,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:47:15,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:15,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 16:47:15,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:15,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:15,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:15,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:15,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-29 16:47:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:47:15,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:15,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 16:47:15,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:15,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 16:47:15,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:15,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:15,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-29 16:47:15,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:47:15,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:15,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 16:47:15,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:15,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 16:47:15,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:15,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:15,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-29 16:47:15,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:47:15,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:15,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 16:47:15,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:15,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 16:47:15,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:15,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:15,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-29 16:47:15,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:15,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:47:15,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:15,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 16:47:15,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:15,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:15,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:15,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 16:47:15,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:15,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:15,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-29 16:47:15,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:15,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:15,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:16,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:16,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-29 16:47:16,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 16:47:16,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 218 [2020-10-29 16:47:16,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:16,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:16,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 16:47:16,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-29 16:47:16,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 16:47:16,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:16,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:47:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:16,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:16,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:16,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-29 16:47:16,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:16,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 119 [2020-10-29 16:47:16,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:16,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:16,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 16:47:16,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:16,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-29 16:47:16,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:47:16,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:47:16,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:16,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:16,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:16,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-29 16:47:16,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:16,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 120 [2020-10-29 16:47:16,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:16,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:16,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 16:47:16,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:16,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-29 16:47:16,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:16,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:47:16,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:16,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:16,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:16,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 16:47:16,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:16,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 16:47:16,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:16,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:16,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:16,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:16,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:16,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:16,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 16:47:16,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:16,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:16,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:16,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 16:47:16,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:16,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 16:47:16,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:16,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:16,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:16,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:16,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:16,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:47:16,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 16:47:16,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:16,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:16,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:16,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:47:16,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:16,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 16:47:16,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:16,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:16,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:16,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:16,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:16,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:16,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-29 16:47:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:16,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:16,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:16,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:47:16,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:16,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 16:47:16,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:16,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:16,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:16,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 16:47:16,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:16,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:16,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-29 16:47:16,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:16,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:16,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:16,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 16:47:16,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:16,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 16:47:16,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:16,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:16,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:16,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 16:47:16,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:16,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 16:47:16,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:47:16,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:16,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:16,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:16,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:47:16,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:16,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 16:47:16,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:16,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:16,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:16,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:16,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:16,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:17,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-10-29 16:47:17,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:17,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:17,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:17,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 16:47:17,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:17,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 16:47:17,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:17,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:17,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:17,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 16:47:17,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:17,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:17,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 16:47:17,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:17,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:17,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:17,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 16:47:17,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:17,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 16:47:17,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:17,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:17,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:17,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:17,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:17,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:17,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 16:47:17,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 16:47:17,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 16:47:17,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 16:47:17,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 16:47:17,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 16:47:17,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 16:47:17,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 16:47:17,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 16:47:17,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 16:47:17,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 16:47:17,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 16:47:17,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 16:47:17,238 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-10-29 16:47:17,242 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [630970591] [2020-10-29 16:47:17,243 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 16:47:17,243 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-29 16:47:17,243 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797487980] [2020-10-29 16:47:17,244 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-29 16:47:17,244 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 16:47:17,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-29 16:47:17,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2020-10-29 16:47:17,245 INFO L87 Difference]: Start difference. First operand 1746 states and 2154 transitions. Second operand 23 states. [2020-10-29 16:47:18,421 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 385 [2020-10-29 16:47:22,467 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 390