/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-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 21:52:32,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 21:52:32,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 21:52:32,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 21:52:32,580 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 21:52:32,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 21:52:32,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 21:52:32,593 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 21:52:32,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 21:52:32,603 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 21:52:32,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 21:52:32,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 21:52:32,607 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 21:52:32,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 21:52:32,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 21:52:32,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 21:52:32,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 21:52:32,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 21:52:32,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 21:52:32,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 21:52:32,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 21:52:32,645 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 21:52:32,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 21:52:32,648 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 21:52:32,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 21:52:32,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 21:52:32,655 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 21:52:32,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 21:52:32,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 21:52:32,661 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 21:52:32,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 21:52:32,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 21:52:32,663 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 21:52:32,664 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 21:52:32,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 21:52:32,675 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 21:52:32,676 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 21:52:32,676 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 21:52:32,676 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 21:52:32,682 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 21:52:32,683 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 21:52:32,686 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 21:52:32,737 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 21:52:32,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 21:52:32,741 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 21:52:32,742 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 21:52:32,742 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 21:52:32,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 21:52:32,742 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 21:52:32,742 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 21:52:32,743 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 21:52:32,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 21:52:32,744 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 21:52:32,744 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 21:52:32,744 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 21:52:32,745 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 21:52:32,745 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 21:52:32,745 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 21:52:32,745 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 21:52:32,745 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 21:52:32,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 21:52:32,746 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 21:52:32,746 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 21:52:32,746 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 21:52:32,747 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 21:52:32,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 21:52:32,747 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 21:52:32,747 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 21:52:32,748 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-29 21:52:32,748 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 21:52:33,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 21:52:33,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 21:52:33,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 21:52:33,194 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 21:52:33,195 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 21:52:33,196 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-29 21:52:33,279 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/86a111a30/5709d14f515047efb5fce690776cf642/FLAGdcd647d3d [2020-10-29 21:52:34,147 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 21:52:34,148 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-29 21:52:34,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/86a111a30/5709d14f515047efb5fce690776cf642/FLAGdcd647d3d [2020-10-29 21:52:34,260 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/86a111a30/5709d14f515047efb5fce690776cf642 [2020-10-29 21:52:34,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 21:52:34,271 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 21:52:34,275 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 21:52:34,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 21:52:34,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 21:52:34,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 09:52:34" (1/1) ... [2020-10-29 21:52:34,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8884d31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:34, skipping insertion in model container [2020-10-29 21:52:34,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 09:52:34" (1/1) ... [2020-10-29 21:52:34,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 21:52:34,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 21:52:35,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 21:52:35,587 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 21:52:35,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 21:52:36,122 INFO L208 MainTranslator]: Completed translation [2020-10-29 21:52:36,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:36 WrapperNode [2020-10-29 21:52:36,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 21:52:36,125 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 21:52:36,125 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 21:52:36,125 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 21:52:36,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:36" (1/1) ... [2020-10-29 21:52:36,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:36" (1/1) ... [2020-10-29 21:52:36,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:36" (1/1) ... [2020-10-29 21:52:36,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:36" (1/1) ... [2020-10-29 21:52:36,322 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:36" (1/1) ... [2020-10-29 21:52:36,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:36" (1/1) ... [2020-10-29 21:52:36,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:36" (1/1) ... [2020-10-29 21:52:36,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 21:52:36,392 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 21:52:36,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 21:52:36,392 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 21:52:36,393 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:36" (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 21:52:36,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 21:52:36,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 21:52:36,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2020-10-29 21:52:36,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2020-10-29 21:52:36,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-29 21:52:36,478 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 21:52:36,478 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2020-10-29 21:52:36,478 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-29 21:52:36,478 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-29 21:52:36,479 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-10-29 21:52:36,479 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-29 21:52:36,479 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-29 21:52:36,479 INFO L138 BoogieDeclarations]: Found implementation of procedure get_capacity [2020-10-29 21:52:36,479 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2020-10-29 21:52:36,479 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-29 21:52:36,480 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create_kmalloc_pool [2020-10-29 21:52:36,480 INFO L138 BoogieDeclarations]: Found implementation of procedure req_get_ioprio [2020-10-29 21:52:36,480 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_pos [2020-10-29 21:52:36,480 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_logical_block_size [2020-10-29 21:52:36,480 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-29 21:52:36,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-29 21:52:36,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-29 21:52:36,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-29 21:52:36,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-29 21:52:36,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-29 21:52:36,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-29 21:52:36,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-29 21:52:36,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-29 21:52:36,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-29 21:52:36,482 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-29 21:52:36,482 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_assign_page [2020-10-29 21:52:36,482 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2020-10-29 21:52:36,482 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_buf [2020-10-29 21:52:36,482 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_add_buf [2020-10-29 21:52:36,483 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_has_feature [2020-10-29 21:52:36,483 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_config_buf [2020-10-29 21:52:36,483 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_find_single_vq [2020-10-29 21:52:36,483 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_done [2020-10-29 21:52:36,483 INFO L138 BoogieDeclarations]: Found implementation of procedure do_req [2020-10-29 21:52:36,483 INFO L138 BoogieDeclarations]: Found implementation of procedure do_virtblk_request [2020-10-29 21:52:36,483 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_prepare_flush [2020-10-29 21:52:36,484 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_get_id [2020-10-29 21:52:36,484 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_ioctl [2020-10-29 21:52:36,484 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_getgeo [2020-10-29 21:52:36,484 INFO L138 BoogieDeclarations]: Found implementation of procedure index_to_minor [2020-10-29 21:52:36,484 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_probe [2020-10-29 21:52:36,484 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_remove [2020-10-29 21:52:36,484 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2020-10-29 21:52:36,485 INFO L138 BoogieDeclarations]: Found implementation of procedure fini [2020-10-29 21:52:36,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_virtio_driver_1 [2020-10-29 21:52:36,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_block_device_operations_2 [2020-10-29 21:52:36,485 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 21:52:36,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2020-10-29 21:52:36,485 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-29 21:52:36,485 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-29 21:52:36,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_make_request_5 [2020-10-29 21:52:36,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-29 21:52:36,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-29 21:52:36,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-29 21:52:36,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-29 21:52:36,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-29 21:52:36,486 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR___0 [2020-10-29 21:52:36,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_get_request [2020-10-29 21:52:36,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_make_request [2020-10-29 21:52:36,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_blk_rq [2020-10-29 21:52:36,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-29 21:52:36,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __blk_end_request_all [2020-10-29 21:52:36,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-29 21:52:36,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2020-10-29 21:52:36,488 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-29 21:52:36,488 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-29 21:52:36,488 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-29 21:52:36,488 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-29 21:52:36,488 INFO L138 BoogieDeclarations]: Found implementation of procedure add_disk [2020-10-29 21:52:36,488 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_disk [2020-10-29 21:52:36,488 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_map_kern [2020-10-29 21:52:36,489 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_put [2020-10-29 21:52:36,489 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2020-10-29 21:52:36,489 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_execute_rq [2020-10-29 21:52:36,489 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_init_queue [2020-10-29 21:52:36,489 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_peek_request [2020-10-29 21:52:36,489 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_alignment_offset [2020-10-29 21:52:36,489 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_bounce_limit [2020-10-29 21:52:36,490 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_io_min [2020-10-29 21:52:36,490 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_io_opt [2020-10-29 21:52:36,490 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_logical_block_size [2020-10-29 21:52:36,490 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_hw_sectors [2020-10-29 21:52:36,490 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_segment_size [2020-10-29 21:52:36,490 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_segments [2020-10-29 21:52:36,490 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_ordered [2020-10-29 21:52:36,491 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_physical_block_size [2020-10-29 21:52:36,491 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_map_sg [2020-10-29 21:52:36,491 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_queue [2020-10-29 21:52:36,491 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_request [2020-10-29 21:52:36,491 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_stop_queue [2020-10-29 21:52:36,491 INFO L138 BoogieDeclarations]: Found implementation of procedure del_gendisk [2020-10-29 21:52:36,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-29 21:52:36,492 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-29 21:52:36,492 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_alloc [2020-10-29 21:52:36,492 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create [2020-10-29 21:52:36,492 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2020-10-29 21:52:36,492 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2020-10-29 21:52:36,492 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-29 21:52:36,492 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2020-10-29 21:52:36,492 INFO L138 BoogieDeclarations]: Found implementation of procedure register_blkdev [2020-10-29 21:52:36,493 INFO L138 BoogieDeclarations]: Found implementation of procedure register_virtio_driver [2020-10-29 21:52:36,493 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_cmd_ioctl [2020-10-29 21:52:36,493 INFO L138 BoogieDeclarations]: Found implementation of procedure set_disk_ro [2020-10-29 21:52:36,493 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2020-10-29 21:52:36,493 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2020-10-29 21:52:36,493 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_virtio_driver [2020-10-29 21:52:36,493 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_check_driver_offered_feature [2020-10-29 21:52:36,494 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_add_buf_gfp [2020-10-29 21:52:36,494 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_get_buf [2020-10-29 21:52:36,494 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_kick [2020-10-29 21:52:36,494 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-29 21:52:36,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-29 21:52:36,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-29 21:52:36,494 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 21:52:36,495 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 21:52:36,495 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-29 21:52:36,495 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-29 21:52:36,495 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 21:52:36,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 21:52:36,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-29 21:52:36,495 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2020-10-29 21:52:36,495 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-29 21:52:36,496 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-29 21:52:36,496 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2020-10-29 21:52:36,496 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-29 21:52:36,496 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2020-10-29 21:52:36,496 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-29 21:52:36,496 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-29 21:52:36,496 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-29 21:52:36,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 21:52:36,497 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-29 21:52:36,497 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-29 21:52:36,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 21:52:36,497 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-29 21:52:36,497 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-10-29 21:52:36,497 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-29 21:52:36,498 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-29 21:52:36,498 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-29 21:52:36,498 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-29 21:52:36,498 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-29 21:52:36,498 INFO L130 BoogieDeclarations]: Found specification of procedure register_blkdev [2020-10-29 21:52:36,498 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2020-10-29 21:52:36,498 INFO L130 BoogieDeclarations]: Found specification of procedure add_disk [2020-10-29 21:52:36,499 INFO L130 BoogieDeclarations]: Found specification of procedure del_gendisk [2020-10-29 21:52:36,499 INFO L130 BoogieDeclarations]: Found specification of procedure set_disk_ro [2020-10-29 21:52:36,499 INFO L130 BoogieDeclarations]: Found specification of procedure get_capacity [2020-10-29 21:52:36,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 21:52:36,499 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2020-10-29 21:52:36,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 21:52:36,499 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_disk [2020-10-29 21:52:36,500 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2020-10-29 21:52:36,500 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-29 21:52:36,500 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-29 21:52:36,500 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create [2020-10-29 21:52:36,500 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2020-10-29 21:52:36,500 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_alloc [2020-10-29 21:52:36,500 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2020-10-29 21:52:36,500 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_kmalloc [2020-10-29 21:52:36,501 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_kfree [2020-10-29 21:52:36,501 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create_kmalloc_pool [2020-10-29 21:52:36,501 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2020-10-29 21:52:36,501 INFO L130 BoogieDeclarations]: Found specification of procedure bio_map_kern [2020-10-29 21:52:36,501 INFO L130 BoogieDeclarations]: Found specification of procedure req_get_ioprio [2020-10-29 21:52:36,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_make_request_5 [2020-10-29 21:52:36,501 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_ioctl [2020-10-29 21:52:36,501 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_queue [2020-10-29 21:52:36,502 INFO L130 BoogieDeclarations]: Found specification of procedure blk_stop_queue [2020-10-29 21:52:36,502 INFO L130 BoogieDeclarations]: Found specification of procedure blk_execute_rq [2020-10-29 21:52:36,502 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_pos [2020-10-29 21:52:36,502 INFO L130 BoogieDeclarations]: Found specification of procedure blk_peek_request [2020-10-29 21:52:36,502 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_request [2020-10-29 21:52:36,502 INFO L130 BoogieDeclarations]: Found specification of procedure __blk_end_request_all [2020-10-29 21:52:36,502 INFO L130 BoogieDeclarations]: Found specification of procedure blk_init_queue [2020-10-29 21:52:36,502 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2020-10-29 21:52:36,502 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_bounce_limit [2020-10-29 21:52:36,503 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_hw_sectors [2020-10-29 21:52:36,503 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_segments [2020-10-29 21:52:36,503 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_segment_size [2020-10-29 21:52:36,503 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_logical_block_size [2020-10-29 21:52:36,503 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_physical_block_size [2020-10-29 21:52:36,503 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_alignment_offset [2020-10-29 21:52:36,503 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_io_min [2020-10-29 21:52:36,503 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_io_opt [2020-10-29 21:52:36,504 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_ordered [2020-10-29 21:52:36,504 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_map_sg [2020-10-29 21:52:36,504 INFO L130 BoogieDeclarations]: Found specification of procedure queue_logical_block_size [2020-10-29 21:52:36,504 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 21:52:36,504 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-29 21:52:36,504 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 21:52:36,504 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-29 21:52:36,504 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-29 21:52:36,505 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-29 21:52:36,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-29 21:52:36,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 21:52:36,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-29 21:52:36,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-29 21:52:36,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-29 21:52:36,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-29 21:52:36,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-29 21:52:36,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-29 21:52:36,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-29 21:52:36,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-29 21:52:36,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_make_request [2020-10-29 21:52:36,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-29 21:52:36,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-29 21:52:36,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-29 21:52:36,506 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-29 21:52:36,507 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-29 21:52:36,507 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-29 21:52:36,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_virtio_driver_1 [2020-10-29 21:52:36,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_block_device_operations_2 [2020-10-29 21:52:36,507 INFO L130 BoogieDeclarations]: Found specification of procedure sg_assign_page [2020-10-29 21:52:36,507 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2020-10-29 21:52:36,507 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_buf [2020-10-29 21:52:36,507 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2020-10-29 21:52:36,508 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_add_buf_gfp [2020-10-29 21:52:36,508 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_add_buf [2020-10-29 21:52:36,508 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_kick [2020-10-29 21:52:36,508 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_get_buf [2020-10-29 21:52:36,508 INFO L130 BoogieDeclarations]: Found specification of procedure register_virtio_driver [2020-10-29 21:52:36,508 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_virtio_driver [2020-10-29 21:52:36,508 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_check_driver_offered_feature [2020-10-29 21:52:36,508 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_has_feature [2020-10-29 21:52:36,509 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_config_buf [2020-10-29 21:52:36,509 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2020-10-29 21:52:36,509 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_find_single_vq [2020-10-29 21:52:36,509 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2020-10-29 21:52:36,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 21:52:36,509 INFO L130 BoogieDeclarations]: Found specification of procedure blk_done [2020-10-29 21:52:36,509 INFO L130 BoogieDeclarations]: Found specification of procedure do_req [2020-10-29 21:52:36,509 INFO L130 BoogieDeclarations]: Found specification of procedure do_virtblk_request [2020-10-29 21:52:36,510 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_prepare_flush [2020-10-29 21:52:36,510 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_get_id [2020-10-29 21:52:36,510 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_ioctl [2020-10-29 21:52:36,510 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_getgeo [2020-10-29 21:52:36,510 INFO L130 BoogieDeclarations]: Found specification of procedure index_to_minor [2020-10-29 21:52:36,510 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_probe [2020-10-29 21:52:36,510 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-29 21:52:36,510 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_remove [2020-10-29 21:52:36,510 INFO L130 BoogieDeclarations]: Found specification of procedure init [2020-10-29 21:52:36,511 INFO L130 BoogieDeclarations]: Found specification of procedure fini [2020-10-29 21:52:36,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-29 21:52:36,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-29 21:52:36,511 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 21:52:36,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-29 21:52:36,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-29 21:52:36,511 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR___0 [2020-10-29 21:52:36,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_get_request [2020-10-29 21:52:36,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_blk_rq [2020-10-29 21:52:36,512 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 21:52:36,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 21:52:36,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 21:52:36,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-29 21:52:36,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 21:52:37,459 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-29 21:52:38,578 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 21:52:38,579 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-29 21:52:38,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 09:52:38 BoogieIcfgContainer [2020-10-29 21:52:38,582 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 21:52:38,584 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 21:52:38,585 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 21:52:38,588 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 21:52:38,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 09:52:34" (1/3) ... [2020-10-29 21:52:38,589 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1779d99a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 09:52:38, skipping insertion in model container [2020-10-29 21:52:38,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:52:36" (2/3) ... [2020-10-29 21:52:38,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1779d99a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 09:52:38, skipping insertion in model container [2020-10-29 21:52:38,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 09:52:38" (3/3) ... [2020-10-29 21:52:38,592 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-29 21:52:38,604 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 21:52:38,610 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 21:52:38,623 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 21:52:38,658 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 21:52:38,658 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 21:52:38,658 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 21:52:38,658 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 21:52:38,658 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 21:52:38,659 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 21:52:38,659 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 21:52:38,659 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 21:52:38,694 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states. [2020-10-29 21:52:38,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-10-29 21:52:38,707 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:52:38,708 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 21:52:38,708 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:52:38,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:52:38,714 INFO L82 PathProgramCache]: Analyzing trace with hash 561097911, now seen corresponding path program 1 times [2020-10-29 21:52:38,724 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:52:38,724 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1615606665] [2020-10-29 21:52:38,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:52:39,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:52:39,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:52:39,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:52:39,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:52:39,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:52:44,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:52:44,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 105 [2020-10-29 21:52:44,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 21:52:44,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5046 [2020-10-29 21:52:44,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:52:44,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:52:44,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:52:44,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 68 [2020-10-29 21:52:44,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 21:52:44,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 21:52:44,464 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-29 21:52:44,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 21:52:44,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:52:44,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:52:44,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:52:44,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:52:44,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:52:44,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-29 21:52:44,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:52:44,517 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:52:44,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:52:44,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:52:44,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:52:44,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:52:44,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:52:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:52:44,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:52:44,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:52:44,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:52:44,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:52:44,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:52:44,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-29 21:52:44,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:52:44,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:52:44,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:52:44,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:52:44,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:52:44,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:52:44,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:52:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:52:44,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:52:44,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:52:44,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:52:44,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:52:44,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 21:52:44,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:52:44,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:52:44,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:52:44,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:52:44,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:52:44,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:52:44,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:52:44,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:52:44,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:52:44,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:52:44,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:52:44,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:52:44,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:52:44,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:52:44,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:52:44,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:52:44,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:52:44,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-29 21:52:44,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:52:44,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:52:44,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 21:52:44,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:52:44,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:52:44,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:52:44,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:52:44,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:52:44,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 21:52:44,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:52:44,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:52:44,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:52:44,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:52:44,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:52:44,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:52:44,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-29 21:52:44,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:52:44,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:52:44,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:52:44,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:52:44,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:52:44,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:52:44,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-29 21:52:44,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:52:44,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:52:44,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 21:52:44,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 21:52:44,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 21:52:44,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 21:52:44,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:52:44,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:52:44,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:52:45,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:52:45,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:52:45,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:52:45,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-29 21:52:45,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:52:45,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:52:45,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 21:52:45,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:52:45,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 21:52:45,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 21:52:45,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 21:52:45,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:52:45,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:52:45,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:52:45,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:52:45,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:52:45,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:52:45,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-29 21:52:45,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:52:45,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:52:45,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 21:52:45,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 21:52:45,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 21:52:45,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:52:45,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:52:45,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:52:45,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:52:45,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:52:45,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:52:45,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:52:45,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-29 21:52:45,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:52:45,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:52:45,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 21:52:45,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:52:45,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 21:52:45,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:52:45,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-29 21:52:45,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:52:45,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:52:45,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:52:45,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 21:52:45,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:52:45,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:52:45,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:52:45,277 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:52:45,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:52:45,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 21:52:45,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:52:45,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-29 21:52:45,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 21:52:45,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:52:45,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:52:45,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:52:45,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:52:45,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:52:45,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:52:45,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:52:45,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:52:45,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:52:45,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:52:45,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:52:45,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:52:45,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-29 21:52:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:52:45,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:52:45,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:52:45,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:52:45,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:52:45,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:52:45,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:52:45,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:52:45,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:52:45,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:52:45,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:52:45,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:52:45,334 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-29 21:52:45,335 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1615606665] [2020-10-29 21:52:45,337 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 21:52:45,337 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-29 21:52:45,338 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323836778] [2020-10-29 21:52:45,343 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 21:52:45,344 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 21:52:45,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 21:52:45,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2020-10-29 21:52:45,361 INFO L87 Difference]: Start difference. First operand 793 states. Second operand 11 states. [2020-10-29 21:52:45,643 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-29 21:52:46,008 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2020-10-29 21:52:46,296 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-29 21:52:46,732 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-29 21:52:46,986 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-29 21:52:47,249 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2020-10-29 21:52:47,638 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-29 21:52:47,928 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-29 21:53:05,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 21:53:05,208 INFO L93 Difference]: Finished difference Result 2771 states and 3624 transitions. [2020-10-29 21:53:05,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-29 21:53:05,216 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 71 [2020-10-29 21:53:05,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 21:53:05,267 INFO L225 Difference]: With dead ends: 2771 [2020-10-29 21:53:05,268 INFO L226 Difference]: Without dead ends: 1964 [2020-10-29 21:53:05,285 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=130, Invalid=332, Unknown=0, NotChecked=0, Total=462 [2020-10-29 21:53:05,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1964 states. [2020-10-29 21:53:05,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1964 to 1417. [2020-10-29 21:53:05,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1417 states. [2020-10-29 21:53:05,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1417 states and 1688 transitions. [2020-10-29 21:53:05,739 INFO L78 Accepts]: Start accepts. Automaton has 1417 states and 1688 transitions. Word has length 71 [2020-10-29 21:53:05,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 21:53:05,740 INFO L481 AbstractCegarLoop]: Abstraction has 1417 states and 1688 transitions. [2020-10-29 21:53:05,740 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 21:53:05,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1688 transitions. [2020-10-29 21:53:05,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-10-29 21:53:05,756 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:53:05,757 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 21:53:05,757 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 21:53:05,758 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:53:05,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:53:05,759 INFO L82 PathProgramCache]: Analyzing trace with hash -1745522794, now seen corresponding path program 1 times [2020-10-29 21:53:05,759 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:53:05,759 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1939025946] [2020-10-29 21:53:05,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:53:05,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:05,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:05,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:06,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:10,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:10,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-29 21:53:10,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 21:53:10,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 21:53:10,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:10,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:10,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 21:53:10,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 21:53:10,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 94 [2020-10-29 21:53:10,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:11,101 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-29 21:53:11,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 21:53:11,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:11,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:11,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:11,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:11,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:11,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-29 21:53:11,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:11,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:11,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:53:11,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:11,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 21:53:11,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:11,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:53:11,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:11,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:11,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:11,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:53:11,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:11,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 21:53:11,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:11,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:11,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:53:11,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:11,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-29 21:53:11,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:11,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:11,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:11,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:11,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:11,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:11,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:53:11,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:11,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:11,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:11,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:11,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:11,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:11,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:53:11,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:11,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:11,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:11,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:53:11,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:11,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:53:11,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:11,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:11,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:11,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:11,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:11,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:11,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 21:53:11,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:11,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:11,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:11,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:53:11,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:11,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:53:11,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:11,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:11,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:53:11,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:11,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 21:53:11,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:11,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-29 21:53:11,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:11,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:11,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:11,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:11,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 21:53:11,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:53:11,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 124 [2020-10-29 21:53:11,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:11,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:11,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:53:11,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:11,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 21:53:11,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:11,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:11,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:11,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:11,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 21:53:11,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:11,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 21:53:11,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:11,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:11,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:11,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:11,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:11,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:11,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 21:53:11,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:11,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:11,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:11,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:11,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 21:53:11,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:53:11,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 118 [2020-10-29 21:53:11,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:11,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:11,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:53:11,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:11,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 21:53:11,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:11,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:11,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:11,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:11,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:11,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 21:53:11,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:11,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:53:11,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:11,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:11,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:11,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:11,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:11,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:11,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-29 21:53:11,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:11,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:11,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:11,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:53:11,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:11,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 21:53:11,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:11,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:11,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 21:53:11,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:11,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 21:53:11,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:11,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:11,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:11,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:11,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:11,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:11,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:11,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:53:11,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:11,649 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:11,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:11,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:11,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:11,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:11,665 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-29 21:53:11,666 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1939025946] [2020-10-29 21:53:11,666 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 21:53:11,666 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 21:53:11,666 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100805122] [2020-10-29 21:53:11,668 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 21:53:11,668 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 21:53:11,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 21:53:11,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-29 21:53:11,669 INFO L87 Difference]: Start difference. First operand 1417 states and 1688 transitions. Second operand 8 states. [2020-10-29 21:53:11,863 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-29 21:53:12,161 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2020-10-29 21:53:12,442 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2020-10-29 21:53:27,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 21:53:27,687 INFO L93 Difference]: Finished difference Result 3861 states and 5040 transitions. [2020-10-29 21:53:27,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-29 21:53:27,687 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 75 [2020-10-29 21:53:27,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 21:53:27,712 INFO L225 Difference]: With dead ends: 3861 [2020-10-29 21:53:27,713 INFO L226 Difference]: Without dead ends: 3841 [2020-10-29 21:53:27,716 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2020-10-29 21:53:27,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3841 states. [2020-10-29 21:53:28,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3841 to 2783. [2020-10-29 21:53:28,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2783 states. [2020-10-29 21:53:28,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 2783 states and 3348 transitions. [2020-10-29 21:53:28,098 INFO L78 Accepts]: Start accepts. Automaton has 2783 states and 3348 transitions. Word has length 75 [2020-10-29 21:53:28,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 21:53:28,099 INFO L481 AbstractCegarLoop]: Abstraction has 2783 states and 3348 transitions. [2020-10-29 21:53:28,099 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 21:53:28,099 INFO L276 IsEmpty]: Start isEmpty. Operand 2783 states and 3348 transitions. [2020-10-29 21:53:28,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-10-29 21:53:28,107 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:53:28,107 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:53:28,108 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 21:53:28,108 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:53:28,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:53:28,108 INFO L82 PathProgramCache]: Analyzing trace with hash 1666507032, now seen corresponding path program 1 times [2020-10-29 21:53:28,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:53:28,109 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1121782476] [2020-10-29 21:53:28,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:53:28,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:28,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:28,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:28,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:28,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:33,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:33,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 223 [2020-10-29 21:53:33,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 21:53:33,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-29 21:53:33,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:33,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:33,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 21:53:33,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 56 [2020-10-29 21:53:33,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 21:53:33,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:33,459 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-29 21:53:33,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 21:53:33,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:33,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:33,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:33,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:33,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:33,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 21:53:33,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:33,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:33,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:33,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:33,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:33,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:33,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:53:33,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:33,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:33,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:33,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:53:33,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:33,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 21:53:33,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:33,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:33,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:33,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:33,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:33,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:33,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:33,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:33,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:33,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:33,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:33,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:33,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:53:33,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:33,557 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:33,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:33,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:33,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:33,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:33,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:53:33,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:33,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:33,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:33,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:53:33,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:33,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:53:33,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:33,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:33,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:33,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:33,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:33,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:33,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 21:53:33,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:33,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:33,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:33,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:53:33,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:33,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:53:33,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:33,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:33,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:33,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:33,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:33,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:33,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-29 21:53:33,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:33,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:33,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:33,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:33,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 21:53:33,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:53:33,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-29 21:53:33,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:33,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:33,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 21:53:33,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 21:53:33,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 21:53:33,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:33,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:33,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:33,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:33,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:33,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 21:53:33,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:33,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-29 21:53:33,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:33,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:33,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 21:53:33,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:33,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 21:53:33,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:33,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 21:53:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:33,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:33,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:33,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-29 21:53:33,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:33,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-29 21:53:33,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:33,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:33,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 21:53:33,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 21:53:33,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 21:53:33,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:34,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:34,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:34,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:34,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:34,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 21:53:34,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:34,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-29 21:53:34,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:34,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:34,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 21:53:34,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:34,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 21:53:34,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:34,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-29 21:53:34,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:34,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:34,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:34,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:34,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-29 21:53:34,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:53:34,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 252 [2020-10-29 21:53:34,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:34,502 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:34,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 21:53:34,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-29 21:53:34,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 21:53:34,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:34,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 21:53:34,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:34,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:34,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:34,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 100 [2020-10-29 21:53:34,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:34,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 230 [2020-10-29 21:53:34,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:34,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:34,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 21:53:34,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-29 21:53:34,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 21:53:34,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:34,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:34,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:34,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:34,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:34,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:53:34,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:34,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 21:53:34,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:34,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:34,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:34,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:34,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:34,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:34,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:34,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:34,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:34,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:34,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:53:34,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:34,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:53:34,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:34,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:34,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:34,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:34,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:34,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:34,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 21:53:34,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:34,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:34,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:34,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:53:34,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:34,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:53:34,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:34,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:34,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:34,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:34,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:34,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:34,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:34,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:34,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:34,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:34,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:34,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:34,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:53:34,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:34,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:34,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:34,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:34,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:34,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:34,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 21:53:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:34,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:34,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:34,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-29 21:53:34,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:34,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-29 21:53:34,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:34,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:34,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 21:53:34,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 21:53:34,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 21:53:34,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:35,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:35,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:35,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:35,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:35,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-29 21:53:35,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:35,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-29 21:53:35,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:35,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:35,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 21:53:35,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-29 21:53:35,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 21:53:35,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:35,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 21:53:35,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:35,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:35,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:35,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:53:35,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:35,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 21:53:35,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:35,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:35,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 21:53:35,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:35,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 21:53:35,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:35,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 21:53:35,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:35,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:35,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:35,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:53:35,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:35,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 21:53:35,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:35,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:35,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:35,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 21:53:35,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:35,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:35,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:35,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:35,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:35,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:35,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:35,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:35,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:53:35,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:35,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:35,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:35,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:35,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:35,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:35,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-29 21:53:35,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:35,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:35,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:35,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:53:35,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:35,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 21:53:35,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:35,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:35,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:35,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 21:53:35,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:35,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:35,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:35,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:35,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:35,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:35,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:35,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:35,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:53:35,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:35,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:35,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:35,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:35,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:35,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:35,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 21:53:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:35,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:35,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:35,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:35,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:35,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:53:35,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:35,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:35,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:35,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 21:53:35,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:35,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:35,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-29 21:53:35,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:35,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:35,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:35,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:53:35,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:35,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:53:35,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:35,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:35,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:35,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:53:35,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:35,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:35,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:35,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:35,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:35,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:35,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:35,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:35,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:53:35,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:35,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:35,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:35,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:35,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:35,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:35,441 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-10-29 21:53:35,441 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1121782476] [2020-10-29 21:53:35,442 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 21:53:35,442 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-29 21:53:35,442 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981524411] [2020-10-29 21:53:35,444 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-29 21:53:35,445 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 21:53:35,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-29 21:53:35,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2020-10-29 21:53:35,446 INFO L87 Difference]: Start difference. First operand 2783 states and 3348 transitions. Second operand 20 states. [2020-10-29 21:53:35,667 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-29 21:53:36,434 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2020-10-29 21:53:36,681 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2020-10-29 21:53:36,952 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 21:53:37,229 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 21:53:37,621 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-29 21:53:37,979 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2020-10-29 21:53:39,027 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-29 21:53:40,873 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-29 21:53:41,208 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2020-10-29 21:53:52,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 21:53:52,510 INFO L93 Difference]: Finished difference Result 6538 states and 8278 transitions. [2020-10-29 21:53:52,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 21:53:52,510 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 163 [2020-10-29 21:53:52,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 21:53:52,535 INFO L225 Difference]: With dead ends: 6538 [2020-10-29 21:53:52,535 INFO L226 Difference]: Without dead ends: 3768 [2020-10-29 21:53:52,546 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=169, Invalid=761, Unknown=0, NotChecked=0, Total=930 [2020-10-29 21:53:52,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3768 states. [2020-10-29 21:53:52,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3768 to 2810. [2020-10-29 21:53:52,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2810 states. [2020-10-29 21:53:52,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 2810 states and 3395 transitions. [2020-10-29 21:53:52,939 INFO L78 Accepts]: Start accepts. Automaton has 2810 states and 3395 transitions. Word has length 163 [2020-10-29 21:53:52,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 21:53:52,939 INFO L481 AbstractCegarLoop]: Abstraction has 2810 states and 3395 transitions. [2020-10-29 21:53:52,939 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-29 21:53:52,940 INFO L276 IsEmpty]: Start isEmpty. Operand 2810 states and 3395 transitions. [2020-10-29 21:53:52,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2020-10-29 21:53:52,949 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:53:52,949 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:53:52,949 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 21:53:52,950 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:53:52,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:53:52,950 INFO L82 PathProgramCache]: Analyzing trace with hash -857139487, now seen corresponding path program 1 times [2020-10-29 21:53:52,950 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:53:52,951 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2092975835] [2020-10-29 21:53:52,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:53:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:53,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:53,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:53,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:58,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:58,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 254 [2020-10-29 21:53:58,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 21:53:58,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-29 21:53:58,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:58,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:58,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 21:53:58,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-29 21:53:58,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 21:53:58,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:58,286 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-29 21:53:58,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 21:53:58,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:58,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:58,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:58,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:58,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:58,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 21:53:58,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:58,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:58,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:58,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:58,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:58,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:58,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:53:58,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:58,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:58,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:58,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:53:58,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:58,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 21:53:58,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:58,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:58,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:58,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:58,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:58,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:58,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:58,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:58,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:58,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:58,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:58,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:58,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:53:58,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:58,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:58,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:58,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:58,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:58,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:58,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:53:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:58,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:58,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:58,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:53:58,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:58,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:53:58,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:58,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:58,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:58,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:58,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:58,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:58,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 21:53:58,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:58,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:58,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:58,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:53:58,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:58,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:53:58,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:58,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:58,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:58,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:58,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:58,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:58,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-29 21:53:58,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:58,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:58,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:58,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:58,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 21:53:58,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:53:58,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 155 [2020-10-29 21:53:58,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:58,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:58,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 21:53:58,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 21:53:58,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 21:53:58,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:58,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:58,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:58,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:58,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:58,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 21:53:58,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:58,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-29 21:53:58,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:58,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:58,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 21:53:58,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:58,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 21:53:58,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:58,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 21:53:58,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:58,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:58,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:58,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 21:53:58,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:58,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-29 21:53:58,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:58,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:58,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 21:53:58,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 21:53:58,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-29 21:53:58,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:58,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:58,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:58,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:59,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:59,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 21:53:59,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:59,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-29 21:53:59,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:59,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:59,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 21:53:59,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:59,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 21:53:59,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:59,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-29 21:53:59,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:59,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:59,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:59,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-29 21:53:59,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:59,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-29 21:53:59,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:59,276 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:59,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:59,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 136 [2020-10-29 21:53:59,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:59,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:59,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 21:53:59,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:59,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:59,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:59,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-29 21:53:59,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:59,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-29 21:53:59,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:59,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:59,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:59,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:59,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:59,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:59,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:59,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:59,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:59,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:59,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:53:59,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:59,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:53:59,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:59,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:59,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:59,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:59,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:59,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:59,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:59,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:59,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:59,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:59,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:53:59,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:59,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:53:59,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:59,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:59,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:59,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:59,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:59,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:59,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 21:53:59,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:59,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:59,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:59,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:53:59,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:59,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 21:53:59,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:59,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:59,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:59,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:59,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:59,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:59,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:59,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:59,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:59,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:59,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:59,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:59,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:53:59,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:59,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:59,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:59,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:59,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:59,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:59,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 21:53:59,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:59,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:59,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:59,526 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-29 21:53:59,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:59,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 21:53:59,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:59,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:59,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:59,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:59,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:59,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:59,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:59,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:59,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:59,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:59,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-29 21:53:59,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:59,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 21:53:59,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:59,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:59,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:59,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:59,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:59,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:59,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 21:53:59,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:59,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:59,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:59,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 21:53:59,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:59,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 21:53:59,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:59,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:59,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:59,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:59,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:59,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:53:59,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 21:53:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:59,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:59,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:59,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:53:59,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:59,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:53:59,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:59,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:59,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:59,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:59,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:59,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:59,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 21:53:59,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:59,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:59,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:59,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:53:59,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:59,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:53:59,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:59,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:59,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:59,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:59,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:59,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:59,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:59,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:59,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:59,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:59,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:59,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:59,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:53:59,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:59,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:59,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:59,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:59,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:59,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:59,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 21:53:59,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:59,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:59,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:59,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:53:59,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:59,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:53:59,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:59,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:59,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:59,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:59,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:59,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:59,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 21:53:59,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:59,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:59,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:59,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:53:59,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:59,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:53:59,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:59,671 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:59,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:59,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:59,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:59,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:59,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:59,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:59,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:59,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:59,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:59,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:59,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:53:59,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:59,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:59,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:59,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:59,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:59,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:59,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-29 21:53:59,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:59,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:59,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:59,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:53:59,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:59,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:53:59,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:59,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:59,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:59,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:59,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:59,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:59,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:59,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:59,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:59,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:59,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:59,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:59,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:53:59,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:59,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:59,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:59,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:59,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:59,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:59,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-29 21:53:59,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:59,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:59,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:59,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:59,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:59,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:53:59,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:59,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:59,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:59,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:59,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:59,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:59,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-29 21:53:59,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:59,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:59,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:59,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:53:59,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:59,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:53:59,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:59,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:59,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:59,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:53:59,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:59,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:59,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:53:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:53:59,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:53:59,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:53:59,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:53:59,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:53:59,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:53:59,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:53:59,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:53:59,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:53:59,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:53:59,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:53:59,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:53:59,852 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 1 proven. 20 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-29 21:53:59,853 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2092975835] [2020-10-29 21:53:59,853 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 21:53:59,853 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-29 21:53:59,853 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929755963] [2020-10-29 21:53:59,855 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-29 21:53:59,856 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 21:53:59,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-29 21:53:59,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=397, Unknown=0, NotChecked=0, Total=462 [2020-10-29 21:53:59,858 INFO L87 Difference]: Start difference. First operand 2810 states and 3395 transitions. Second operand 22 states. [2020-10-29 21:54:00,080 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-29 21:54:00,767 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2020-10-29 21:54:01,132 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2020-10-29 21:54:01,414 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2020-10-29 21:54:01,690 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 21:54:01,984 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 21:54:02,303 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-29 21:54:02,617 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2020-10-29 21:54:15,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 21:54:15,441 INFO L93 Difference]: Finished difference Result 6562 states and 8276 transitions. [2020-10-29 21:54:15,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-29 21:54:15,442 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 186 [2020-10-29 21:54:15,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 21:54:15,463 INFO L225 Difference]: With dead ends: 6562 [2020-10-29 21:54:15,463 INFO L226 Difference]: Without dead ends: 3769 [2020-10-29 21:54:15,474 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=159, Invalid=771, Unknown=0, NotChecked=0, Total=930 [2020-10-29 21:54:15,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3769 states. [2020-10-29 21:54:15,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3769 to 2811. [2020-10-29 21:54:15,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2811 states. [2020-10-29 21:54:15,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 2811 states and 3396 transitions. [2020-10-29 21:54:15,878 INFO L78 Accepts]: Start accepts. Automaton has 2811 states and 3396 transitions. Word has length 186 [2020-10-29 21:54:15,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 21:54:15,878 INFO L481 AbstractCegarLoop]: Abstraction has 2811 states and 3396 transitions. [2020-10-29 21:54:15,878 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-29 21:54:15,879 INFO L276 IsEmpty]: Start isEmpty. Operand 2811 states and 3396 transitions. [2020-10-29 21:54:15,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2020-10-29 21:54:15,884 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:54:15,885 INFO L422 BasicCegarLoop]: trace histogram [6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:54:15,885 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 21:54:15,885 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:54:15,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:54:15,886 INFO L82 PathProgramCache]: Analyzing trace with hash -571842891, now seen corresponding path program 2 times [2020-10-29 21:54:15,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:54:15,886 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1557443874] [2020-10-29 21:54:15,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:54:15,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:15,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:16,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:16,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:20,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:20,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 256 [2020-10-29 21:54:20,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 21:54:20,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5053 [2020-10-29 21:54:20,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:20,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:20,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 21:54:20,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-29 21:54:20,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 21:54:20,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:21,267 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-29 21:54:21,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 21:54:21,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:21,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:21,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:21,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:54:21,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:21,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 21:54:21,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:21,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:21,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:21,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:21,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:21,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:54:21,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:54:21,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:21,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:21,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:21,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:54:21,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:21,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 21:54:21,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:21,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:21,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:21,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:21,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:21,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:21,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:21,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:21,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:21,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:21,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:54:21,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:21,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:54:21,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:21,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:21,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:21,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:21,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:21,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:54:21,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:54:21,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:21,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:21,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:21,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:54:21,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:21,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:54:21,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:21,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:21,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:21,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:21,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:21,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:54:21,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 21:54:21,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:21,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:21,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:21,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:54:21,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:21,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:54:21,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:21,421 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:21,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:21,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:21,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:21,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:54:21,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-29 21:54:21,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:21,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:21,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:21,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:21,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 21:54:21,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 21:54:21,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 188 [2020-10-29 21:54:21,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:21,635 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:21,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 21:54:21,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 21:54:21,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 21:54:21,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:21,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:21,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:21,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:21,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:21,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-29 21:54:21,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:21,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-29 21:54:21,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:21,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:21,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 21:54:21,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:21,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 21:54:21,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:21,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 21:54:21,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:21,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:21,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:21,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-29 21:54:21,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:21,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-29 21:54:21,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:21,988 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:21,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 21:54:21,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 21:54:21,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-29 21:54:21,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:22,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:22,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:22,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:22,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:22,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-29 21:54:22,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:22,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-29 21:54:22,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:22,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:22,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 21:54:22,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:22,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 21:54:22,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:22,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 21:54:22,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:22,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:22,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:22,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-29 21:54:22,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:22,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-29 21:54:22,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:22,327 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:22,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:22,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 136 [2020-10-29 21:54:22,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:22,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:22,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 21:54:22,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:22,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:22,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:22,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-29 21:54:22,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:22,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-29 21:54:22,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:22,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:22,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:22,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:22,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:22,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:22,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:22,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:22,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:22,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:54:22,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:22,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 21:54:22,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:22,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:22,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:22,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:22,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:22,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:54:22,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:22,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:22,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:22,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:22,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:54:22,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:22,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:54:22,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:22,487 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:22,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:22,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:22,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:22,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:22,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 21:54:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:22,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:22,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:22,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:54:22,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:22,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:54:22,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:22,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:22,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:22,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:22,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:22,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:22,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:22,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:22,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:22,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:22,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:54:22,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:22,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:54:22,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:22,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:22,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:22,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:22,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:22,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:54:22,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 21:54:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:22,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:22,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:22,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-29 21:54:22,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:22,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-29 21:54:22,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:22,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:22,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:22,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:22,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:22,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:22,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:22,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:22,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:22,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-29 21:54:22,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:22,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-29 21:54:22,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:22,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:22,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:22,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:22,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:22,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:54:22,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 21:54:22,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:22,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:22,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:22,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 21:54:22,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:22,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 21:54:22,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:22,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:22,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:22,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:22,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:22,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:54:22,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 21:54:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:22,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:22,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:22,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:54:22,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:22,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:54:22,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:22,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:22,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:22,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:22,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:22,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:22,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 21:54:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:22,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:22,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:22,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:54:22,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:22,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:54:22,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:22,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:22,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:22,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:22,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:22,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:22,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:22,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:22,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:22,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:22,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:54:22,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:22,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:54:22,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:22,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:22,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:22,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:22,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:22,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:54:22,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 21:54:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:22,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:22,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:22,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:54:22,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:22,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:54:22,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:22,758 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:22,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:22,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:22,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:22,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:54:22,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 21:54:22,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:22,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:22,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:22,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:54:22,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:22,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:54:22,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:22,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:22,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:22,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:22,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:22,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:54:22,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:22,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:22,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:22,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:22,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:54:22,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:22,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:54:22,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:22,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:22,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:22,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:22,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:22,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:22,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-29 21:54:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:22,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:22,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:22,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:54:22,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:22,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:54:22,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:22,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:22,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:22,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:22,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:22,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 21:54:22,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:22,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:22,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:22,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:22,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:54:22,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:22,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:54:22,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:22,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:22,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:22,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:22,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:22,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:22,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-29 21:54:22,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:22,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:22,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:22,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:54:22,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:22,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:54:22,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:22,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:22,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:22,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:22,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:22,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:22,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-29 21:54:22,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:22,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:22,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:22,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:54:22,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:22,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:54:22,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:22,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:22,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:22,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:54:22,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:22,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:22,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:22,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:22,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:22,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:22,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:54:22,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:22,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:54:22,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:22,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:22,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:22,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:22,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:22,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:22,995 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2020-10-29 21:54:22,996 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1557443874] [2020-10-29 21:54:22,996 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 21:54:22,996 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-29 21:54:22,996 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419820980] [2020-10-29 21:54:22,997 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-29 21:54:22,997 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 21:54:22,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-29 21:54:22,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2020-10-29 21:54:22,998 INFO L87 Difference]: Start difference. First operand 2811 states and 3396 transitions. Second operand 21 states. [2020-10-29 21:54:23,227 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-29 21:54:23,954 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2020-10-29 21:54:24,461 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 160 [2020-10-29 21:54:24,802 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2020-10-29 21:54:25,062 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 21:54:25,330 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-29 21:54:25,604 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 21:54:25,901 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 21:54:26,450 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 154 [2020-10-29 21:54:26,932 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 151 [2020-10-29 21:54:27,234 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2020-10-29 21:54:27,744 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 160 [2020-10-29 21:54:28,302 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 151 [2020-10-29 21:54:41,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 21:54:41,985 INFO L93 Difference]: Finished difference Result 6569 states and 8284 transitions. [2020-10-29 21:54:41,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-29 21:54:41,985 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 188 [2020-10-29 21:54:41,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 21:54:42,006 INFO L225 Difference]: With dead ends: 6569 [2020-10-29 21:54:42,006 INFO L226 Difference]: Without dead ends: 3775 [2020-10-29 21:54:42,016 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=204, Invalid=986, Unknown=0, NotChecked=0, Total=1190 [2020-10-29 21:54:42,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3775 states. [2020-10-29 21:54:42,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3775 to 2817. [2020-10-29 21:54:42,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2817 states. [2020-10-29 21:54:42,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2817 states to 2817 states and 3402 transitions. [2020-10-29 21:54:42,483 INFO L78 Accepts]: Start accepts. Automaton has 2817 states and 3402 transitions. Word has length 188 [2020-10-29 21:54:42,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 21:54:42,483 INFO L481 AbstractCegarLoop]: Abstraction has 2817 states and 3402 transitions. [2020-10-29 21:54:42,483 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-29 21:54:42,484 INFO L276 IsEmpty]: Start isEmpty. Operand 2817 states and 3402 transitions. [2020-10-29 21:54:42,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2020-10-29 21:54:42,490 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:54:42,491 INFO L422 BasicCegarLoop]: trace histogram [8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:54:42,491 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 21:54:42,491 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:54:42,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:54:42,492 INFO L82 PathProgramCache]: Analyzing trace with hash -1909949215, now seen corresponding path program 3 times [2020-10-29 21:54:42,492 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:54:42,492 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1956840686] [2020-10-29 21:54:42,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:54:42,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:42,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:42,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:42,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:47,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:47,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 258 [2020-10-29 21:54:47,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 21:54:47,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-29 21:54:47,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:47,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:47,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 21:54:47,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-29 21:54:47,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 21:54:47,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:47,790 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-29 21:54:47,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 21:54:47,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:47,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:47,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:47,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:54:47,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:47,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-29 21:54:47,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:47,830 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:47,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:47,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:47,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:47,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:47,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:54:47,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:47,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:47,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:47,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:54:47,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:47,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 21:54:47,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:47,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:47,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:47,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:47,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:47,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:47,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:47,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:47,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:47,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:47,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:54:47,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:47,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:54:47,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:47,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:47,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:47,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:47,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:47,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:47,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:54:47,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:47,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:47,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:47,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:54:47,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:47,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:54:47,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:47,899 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:47,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:47,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:47,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:47,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:47,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 21:54:47,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:47,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:47,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:47,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:54:47,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:47,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:54:47,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:47,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:47,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:47,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:47,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:47,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:47,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-29 21:54:47,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:47,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 21:54:48,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 98 [2020-10-29 21:54:48,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 21:54:48,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 21:54:48,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 21:54:48,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:48,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 21:54:48,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-29 21:54:48,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,200 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 21:54:48,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:48,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 21:54:48,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-29 21:54:48,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 21:54:48,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 21:54:48,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:48,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 21:54:48,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:48,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 21:54:48,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 21:54:48,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:48,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:48,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:48,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-29 21:54:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-29 21:54:48,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-29 21:54:48,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:48,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 136 [2020-10-29 21:54:48,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:48,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 21:54:48,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-29 21:54:48,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-29 21:54:48,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:48,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:48,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:48,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:54:48,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:54:48,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:48,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:48,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:48,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:48,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:54:48,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:54:48,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:48,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:48,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:48,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 21:54:48,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:54:48,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:54:48,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:48,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:48,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:48,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:48,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:54:48,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:54:48,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:48,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:48,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:48,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 21:54:48,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-29 21:54:48,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-29 21:54:48,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:48,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:48,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:48,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-29 21:54:48,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 21:54:48,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:48,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:48,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:48,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 21:54:48,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 21:54:48,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 21:54:48,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:48,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:48,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:48,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 21:54:48,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:54:48,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:54:48,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:48,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:48,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:48,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 21:54:48,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:54:48,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:54:48,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:48,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:48,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:48,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:48,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:54:48,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:54:48,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,882 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:48,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:48,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:48,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 21:54:48,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:54:48,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:54:48,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:48,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:48,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:48,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 21:54:48,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:54:48,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:54:48,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:48,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:48,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:48,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:48,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:54:48,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:54:48,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:48,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:48,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:48,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-29 21:54:48,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:54:48,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:54:48,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:48,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:48,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:48,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:48,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:54:48,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:54:48,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:48,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:48,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:48,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-29 21:54:48,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:54:48,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:54:48,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,947 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:48,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:48,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:48,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-29 21:54:48,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:48,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:48,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:48,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:54:48,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:48,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:54:48,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:48,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:48,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:48,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:54:48,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:48,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:48,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:54:48,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:54:49,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:54:49,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:54:49,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:54:49,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:54:49,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:54:49,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:54:49,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:54:49,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:54:49,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:54:49,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:54:49,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:54:49,105 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2020-10-29 21:54:49,106 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1956840686] [2020-10-29 21:54:49,106 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 21:54:49,106 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-29 21:54:49,106 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640611285] [2020-10-29 21:54:49,106 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-29 21:54:49,107 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 21:54:49,107 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-29 21:54:49,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2020-10-29 21:54:49,107 INFO L87 Difference]: Start difference. First operand 2817 states and 3402 transitions. Second operand 18 states. [2020-10-29 21:54:49,350 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-29 21:54:50,112 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2020-10-29 21:54:50,389 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2020-10-29 21:54:50,647 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 21:54:50,909 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-29 21:54:51,170 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-29 21:54:51,423 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 21:54:51,680 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 21:54:52,018 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2020-10-29 21:54:52,322 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2020-10-29 21:54:52,650 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-29 21:54:52,990 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2020-10-29 21:55:07,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 21:55:07,952 INFO L93 Difference]: Finished difference Result 6571 states and 8285 transitions. [2020-10-29 21:55:07,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-29 21:55:07,962 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 190 [2020-10-29 21:55:07,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 21:55:07,983 INFO L225 Difference]: With dead ends: 6571 [2020-10-29 21:55:07,984 INFO L226 Difference]: Without dead ends: 3778 [2020-10-29 21:55:07,992 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=172, Invalid=758, Unknown=0, NotChecked=0, Total=930 [2020-10-29 21:55:07,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3778 states. [2020-10-29 21:55:08,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3778 to 2820. [2020-10-29 21:55:08,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2820 states. [2020-10-29 21:55:08,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 2820 states and 3406 transitions. [2020-10-29 21:55:08,405 INFO L78 Accepts]: Start accepts. Automaton has 2820 states and 3406 transitions. Word has length 190 [2020-10-29 21:55:08,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 21:55:08,407 INFO L481 AbstractCegarLoop]: Abstraction has 2820 states and 3406 transitions. [2020-10-29 21:55:08,407 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-29 21:55:08,407 INFO L276 IsEmpty]: Start isEmpty. Operand 2820 states and 3406 transitions. [2020-10-29 21:55:08,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-10-29 21:55:08,413 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:55:08,414 INFO L422 BasicCegarLoop]: trace histogram [9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:55:08,414 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 21:55:08,414 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:55:08,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:55:08,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1234940463, now seen corresponding path program 4 times [2020-10-29 21:55:08,417 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:55:08,418 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [797844589] [2020-10-29 21:55:08,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:55:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:08,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:08,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:08,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:13,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:13,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 259 [2020-10-29 21:55:13,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 21:55:13,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5040 [2020-10-29 21:55:13,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:13,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:13,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 21:55:13,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-29 21:55:13,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 21:55:13,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:13,731 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-29 21:55:13,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 21:55:13,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:13,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:13,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:13,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:13,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:13,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 21:55:13,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:13,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:13,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:13,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:13,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:13,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:13,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:55:13,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:13,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:13,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:13,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:55:13,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:13,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 21:55:13,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:13,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:13,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:13,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:13,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:13,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:13,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:13,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:13,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:13,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:13,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:13,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:13,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:55:13,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:13,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:13,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:13,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:13,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:13,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:13,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:55:13,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:13,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:13,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:13,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:55:13,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:13,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:55:13,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:13,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:13,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:13,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:13,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:13,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:13,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 21:55:13,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:13,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:13,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:13,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:55:13,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:13,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 21:55:13,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:13,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:13,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:13,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:13,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:13,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:13,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-29 21:55:13,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:13,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:13,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:13,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 21:55:13,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:13,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-29 21:55:13,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:13,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:13,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 21:55:13,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 21:55:13,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 21:55:13,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:13,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:13,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:13,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 21:55:14,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-29 21:55:14,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 21:55:14,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:14,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 21:55:14,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 21:55:14,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 21:55:14,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 21:55:14,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 21:55:14,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:14,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 21:55:14,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 21:55:14,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,314 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:14,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-29 21:55:14,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-29 21:55:14,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-29 21:55:14,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,439 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 136 [2020-10-29 21:55:14,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 21:55:14,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-29 21:55:14,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-29 21:55:14,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:14,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:55:14,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:55:14,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:14,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:14,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:55:14,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:55:14,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:14,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 21:55:14,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:55:14,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:55:14,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:14,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:14,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:14,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:55:14,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:14,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 21:55:14,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-29 21:55:14,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 21:55:14,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:14,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:14,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-29 21:55:14,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 21:55:14,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:14,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 21:55:14,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 21:55:14,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 21:55:14,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:14,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 21:55:14,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:55:14,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:55:14,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:14,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 21:55:14,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:55:14,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:55:14,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:14,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:14,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:14,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:55:14,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,701 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:14,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 21:55:14,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:55:14,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:55:14,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:14,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 21:55:14,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:55:14,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-29 21:55:14,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:14,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:14,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:14,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 21:55:14,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:14,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-29 21:55:14,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:55:14,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 21:55:14,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:14,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:14,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:14,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:55:14,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:14,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-29 21:55:14,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:14,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:55:14,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:14,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2020-10-29 21:55:14,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:55:14,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:55:14,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:55:14,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:14,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:14,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:14,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:14,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:14,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:14,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 21:55:14,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:14,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:14,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:14,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:14,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:14,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:14,920 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2020-10-29 21:55:14,920 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [797844589] [2020-10-29 21:55:14,920 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 21:55:14,920 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-29 21:55:14,921 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004667734] [2020-10-29 21:55:14,921 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-29 21:55:14,921 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 21:55:14,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-29 21:55:14,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=295, Unknown=0, NotChecked=0, Total=342 [2020-10-29 21:55:14,922 INFO L87 Difference]: Start difference. First operand 2820 states and 3406 transitions. Second operand 19 states. [2020-10-29 21:55:15,166 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-29 21:55:15,857 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-29 21:55:16,145 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2020-10-29 21:55:16,409 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 21:55:16,675 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-29 21:55:16,936 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-29 21:55:17,197 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-29 21:55:17,452 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 21:55:17,735 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 21:55:18,026 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2020-10-29 21:55:18,300 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 21:55:18,598 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2020-10-29 21:55:18,913 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-29 21:55:32,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 21:55:32,408 INFO L93 Difference]: Finished difference Result 6577 states and 8293 transitions. [2020-10-29 21:55:32,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-29 21:55:32,409 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 191 [2020-10-29 21:55:32,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 21:55:32,431 INFO L225 Difference]: With dead ends: 6577 [2020-10-29 21:55:32,431 INFO L226 Difference]: Without dead ends: 3781 [2020-10-29 21:55:32,439 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=181, Invalid=875, Unknown=0, NotChecked=0, Total=1056 [2020-10-29 21:55:32,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3781 states. [2020-10-29 21:55:32,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3781 to 2821. [2020-10-29 21:55:32,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2821 states. [2020-10-29 21:55:32,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2821 states to 2821 states and 3408 transitions. [2020-10-29 21:55:32,805 INFO L78 Accepts]: Start accepts. Automaton has 2821 states and 3408 transitions. Word has length 191 [2020-10-29 21:55:32,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 21:55:32,806 INFO L481 AbstractCegarLoop]: Abstraction has 2821 states and 3408 transitions. [2020-10-29 21:55:32,806 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-29 21:55:32,806 INFO L276 IsEmpty]: Start isEmpty. Operand 2821 states and 3408 transitions. [2020-10-29 21:55:32,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-10-29 21:55:32,813 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:55:32,813 INFO L422 BasicCegarLoop]: trace histogram [10, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:55:32,813 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 21:55:32,813 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:55:32,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:55:32,814 INFO L82 PathProgramCache]: Analyzing trace with hash -57727327, now seen corresponding path program 5 times [2020-10-29 21:55:32,814 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:55:32,814 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1270968731] [2020-10-29 21:55:32,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:55:32,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:32,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:32,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:33,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:37,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:37,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 260 [2020-10-29 21:55:37,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 21:55:37,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4380 [2020-10-29 21:55:37,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:37,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:37,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 21:55:37,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-29 21:55:37,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 21:55:37,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:37,475 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-29 21:55:37,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 21:55:37,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:37,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:37,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:37,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:37,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:37,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 21:55:37,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:37,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:37,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:37,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:37,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:37,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:37,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:55:37,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:37,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:37,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:37,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 21:55:37,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:37,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 21:55:37,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:37,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:37,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:37,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:37,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:37,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:37,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:37,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:37,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:37,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:37,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:37,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:37,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:55:37,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:37,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:37,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:37,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:37,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:37,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:37,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 21:55:37,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:37,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:37,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:37,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:55:37,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:37,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:55:37,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:37,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:37,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:37,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:37,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:37,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:37,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 21:55:37,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:37,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:37,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:37,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 21:55:37,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:37,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:55:37,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:37,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:37,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:37,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:37,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:37,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:37,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-29 21:55:37,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:37,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:37,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:37,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-29 21:55:37,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:37,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-29 21:55:37,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:37,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:37,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 21:55:37,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 21:55:37,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 21:55:37,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:37,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:37,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:37,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:37,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:37,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:55:37,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:37,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-29 21:55:37,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:37,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:37,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 21:55:37,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:37,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-29 21:55:37,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-29 21:55:38,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-29 21:55:38,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 21:55:38,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-29 21:55:38,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:38,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-29 21:55:38,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:55:38,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:38,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 21:55:38,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-29 21:55:38,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-29 21:55:38,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,206 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 136 [2020-10-29 21:55:38,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 21:55:38,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 129 [2020-10-29 21:55:38,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-29 21:55:38,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:38,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:38,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:55:38,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:55:38,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:38,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:38,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:55:38,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:55:38,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:38,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 21:55:38,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:55:38,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:55:38,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:38,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:38,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:38,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:55:38,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:38,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 21:55:38,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 70 [2020-10-29 21:55:38,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 21:55:38,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:38,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:38,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-29 21:55:38,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 21:55:38,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:38,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 21:55:38,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-29 21:55:38,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 21:55:38,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:38,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 21:55:38,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:55:38,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:55:38,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:38,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-29 21:55:38,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:55:38,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 21:55:38,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:38,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:38,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:38,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:55:38,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:38,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-29 21:55:38,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 21:55:38,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:55:38,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:38,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 21:55:38,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:55:38,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:55:38,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:38,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:38,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:55:38,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:38,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-29 21:55:38,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 21:55:38,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 21:55:38,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:38,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:38,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:38,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:55:38,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,535 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:38,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-29 21:55:38,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:38,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:55:38,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:38,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-29 21:55:38,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 21:55:38,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 21:55:38,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 21:55:38,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 21:55:38,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:38,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:38,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 21:55:38,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 21:55:38,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 21:55:38,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 21:55:38,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 21:55:38,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 21:55:38,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 21:55:38,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 21:55:38,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 21:55:38,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 21:55:38,626 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2020-10-29 21:55:38,626 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1270968731] [2020-10-29 21:55:38,626 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 21:55:38,627 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-29 21:55:38,627 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39106898] [2020-10-29 21:55:38,627 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-29 21:55:38,627 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 21:55:38,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-29 21:55:38,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2020-10-29 21:55:38,628 INFO L87 Difference]: Start difference. First operand 2821 states and 3408 transitions. Second operand 20 states. [2020-10-29 21:55:38,872 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2020-10-29 21:55:39,629 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-29 21:55:39,914 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2020-10-29 21:55:40,228 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 21:55:40,496 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-29 21:55:40,764 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-29 21:55:41,033 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-29 21:55:41,302 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2020-10-29 21:55:41,571 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2020-10-29 21:55:41,880 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 21:55:42,184 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2020-10-29 21:55:42,450 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2020-10-29 21:55:42,756 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2020-10-29 21:55:43,045 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-29 21:55:57,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 21:55:57,693 INFO L93 Difference]: Finished difference Result 6581 states and 8299 transitions. [2020-10-29 21:55:57,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-29 21:55:57,694 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 192 [2020-10-29 21:55:57,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 21:55:57,714 INFO L225 Difference]: With dead ends: 6581 [2020-10-29 21:55:57,714 INFO L226 Difference]: Without dead ends: 3784 [2020-10-29 21:55:57,722 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=190, Invalid=1000, Unknown=0, NotChecked=0, Total=1190 [2020-10-29 21:55:57,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3784 states. [2020-10-29 21:55:58,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3784 to 2822. [2020-10-29 21:55:58,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2822 states. [2020-10-29 21:55:58,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 2822 states and 3410 transitions. [2020-10-29 21:55:58,146 INFO L78 Accepts]: Start accepts. Automaton has 2822 states and 3410 transitions. Word has length 192 [2020-10-29 21:55:58,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 21:55:58,146 INFO L481 AbstractCegarLoop]: Abstraction has 2822 states and 3410 transitions. [2020-10-29 21:55:58,146 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-29 21:55:58,146 INFO L276 IsEmpty]: Start isEmpty. Operand 2822 states and 3410 transitions. [2020-10-29 21:55:58,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-10-29 21:55:58,152 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 21:55:58,153 INFO L422 BasicCegarLoop]: trace histogram [11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:55:58,153 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 21:55:58,153 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 21:55:58,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 21:55:58,153 INFO L82 PathProgramCache]: Analyzing trace with hash -1475723153, now seen corresponding path program 6 times [2020-10-29 21:55:58,154 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 21:55:58,154 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1902945141] [2020-10-29 21:55:58,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 21:55:58,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 21:55:58,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:55:58,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 21:56:00,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking...