/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 23:01:47,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 23:01:47,995 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 23:01:48,019 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 23:01:48,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 23:01:48,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 23:01:48,021 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 23:01:48,023 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 23:01:48,025 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 23:01:48,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 23:01:48,026 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 23:01:48,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 23:01:48,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 23:01:48,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 23:01:48,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 23:01:48,031 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 23:01:48,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 23:01:48,032 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 23:01:48,034 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 23:01:48,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 23:01:48,038 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 23:01:48,040 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 23:01:48,041 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 23:01:48,042 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 23:01:48,048 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 23:01:48,049 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 23:01:48,049 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 23:01:48,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 23:01:48,051 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 23:01:48,052 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 23:01:48,052 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 23:01:48,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 23:01:48,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 23:01:48,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 23:01:48,056 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 23:01:48,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 23:01:48,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 23:01:48,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 23:01:48,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 23:01:48,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 23:01:48,058 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 23:01:48,059 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 [2020-10-13 23:01:48,081 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 23:01:48,081 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 23:01:48,082 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 23:01:48,082 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 23:01:48,083 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 23:01:48,083 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 23:01:48,083 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 23:01:48,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 23:01:48,083 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 23:01:48,084 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 23:01:48,084 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 23:01:48,084 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 23:01:48,084 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 23:01:48,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 23:01:48,085 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 23:01:48,085 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 23:01:48,085 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 23:01:48,085 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 23:01:48,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 23:01:48,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 23:01:48,086 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 23:01:48,086 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 23:01:48,086 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 23:01:48,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 23:01:48,087 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 23:01:48,087 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 23:01:48,087 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 23:01:48,087 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 23:01:48,425 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 23:01:48,448 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 23:01:48,455 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 23:01:48,458 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 23:01:48,458 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 23:01:48,460 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-13 23:01:48,541 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eaafec027/510691f364d844bf953c1e21efdbde66/FLAGd4a522ac1 [2020-10-13 23:01:49,314 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 23:01:49,315 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-13 23:01:49,353 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eaafec027/510691f364d844bf953c1e21efdbde66/FLAGd4a522ac1 [2020-10-13 23:01:49,387 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eaafec027/510691f364d844bf953c1e21efdbde66 [2020-10-13 23:01:49,397 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 23:01:49,399 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 23:01:49,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 23:01:49,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 23:01:49,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 23:01:49,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:01:49" (1/1) ... [2020-10-13 23:01:49,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d84853b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:01:49, skipping insertion in model container [2020-10-13 23:01:49,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:01:49" (1/1) ... [2020-10-13 23:01:49,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 23:01:49,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 23:01:50,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 23:01:50,614 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 23:01:51,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 23:01:51,233 INFO L208 MainTranslator]: Completed translation [2020-10-13 23:01:51,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:01:51 WrapperNode [2020-10-13 23:01:51,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 23:01:51,236 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 23:01:51,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 23:01:51,236 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 23:01:51,252 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:01:51" (1/1) ... [2020-10-13 23:01:51,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:01:51" (1/1) ... [2020-10-13 23:01:51,333 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:01:51" (1/1) ... [2020-10-13 23:01:51,334 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:01:51" (1/1) ... [2020-10-13 23:01:51,448 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:01:51" (1/1) ... [2020-10-13 23:01:51,464 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:01:51" (1/1) ... [2020-10-13 23:01:51,480 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:01:51" (1/1) ... [2020-10-13 23:01:51,498 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 23:01:51,498 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 23:01:51,499 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 23:01:51,499 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 23:01:51,500 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:01:51" (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 [2020-10-13 23:01:51,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 23:01:51,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 23:01:51,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_insert_flip_string_4 [2020-10-13 23:01:51,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-13 23:01:51,581 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-13 23:01:51,582 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-13 23:01:51,583 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 23:01:51,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 23:01:51,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-13 23:01:51,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-13 23:01:51,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-13 23:01:51,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-13 23:01:51,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-13 23:01:51,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-13 23:01:51,588 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2020-10-13 23:01:51,588 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2020-10-13 23:01:51,588 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2020-10-13 23:01:51,593 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2020-10-13 23:01:51,594 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_out [2020-10-13 23:01:51,594 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2020-10-13 23:01:51,595 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2020-10-13 23:01:51,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-13 23:01:51,595 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_serial_port_data [2020-10-13 23:01:51,595 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_serial_port_data [2020-10-13 23:01:51,596 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2020-10-13 23:01:51,596 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_startup [2020-10-13 23:01:51,597 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_release [2020-10-13 23:01:51,597 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_init_termios [2020-10-13 23:01:51,597 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_open [2020-10-13 23:01:51,597 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_close [2020-10-13 23:01:51,597 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_read_int_callback [2020-10-13 23:01:51,598 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_write_callback [2020-10-13 23:01:51,598 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_write [2020-10-13 23:01:51,598 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_write_room [2020-10-13 23:01:51,598 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_tiocmget [2020-10-13 23:01:51,598 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_tiocmset [2020-10-13 23:01:51,598 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_set_termios [2020-10-13 23:01:51,599 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_ioctl [2020-10-13 23:01:51,599 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_init [2020-10-13 23:01:51,599 INFO L138 BoogieDeclarations]: Found implementation of procedure kobil_exit [2020-10-13 23:01:51,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_serial_driver_1 [2020-10-13 23:01:51,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_2 [2020-10-13 23:01:51,600 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 23:01:51,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_insert_flip_string_flags_3 [2020-10-13 23:01:51,600 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2020-10-13 23:01:51,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_insert_flip_string_fixed_flag_5 [2020-10-13 23:01:51,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_6 [2020-10-13 23:01:51,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_port_tty_get_7 [2020-10-13 23:01:51,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_flip_buffer_push_8 [2020-10-13 23:01:51,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_get_baud_rate_9 [2020-10-13 23:01:51,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_encode_baud_rate_10 [2020-10-13 23:01:51,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_11 [2020-10-13 23:01:51,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-13 23:01:51,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 23:01:51,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-10-13 23:01:51,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_got_tty [2020-10-13 23:01:51,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_tty [2020-10-13 23:01:51,604 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-13 23:01:51,604 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2020-10-13 23:01:51,604 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-13 23:01:51,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 23:01:51,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_detach_1 [2020-10-13 23:01:51,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_1 [2020-10-13 23:01:51,605 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2020-10-13 23:01:51,605 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-13 23:01:51,605 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_encode_baud_rate [2020-10-13 23:01:51,606 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2020-10-13 23:01:51,606 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2020-10-13 23:01:51,606 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2020-10-13 23:01:51,606 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_flags [2020-10-13 23:01:51,606 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2020-10-13 23:01:51,607 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2020-10-13 23:01:51,607 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2020-10-13 23:01:51,608 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2020-10-13 23:01:51,609 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-13 23:01:51,609 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2020-10-13 23:01:51,609 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2020-10-13 23:01:51,610 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_poison_urb [2020-10-13 23:01:51,610 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-13 23:01:51,610 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2020-10-13 23:01:51,610 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2020-10-13 23:01:51,611 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2020-10-13 23:01:51,612 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2020-10-13 23:01:51,612 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2020-10-13 23:01:51,612 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 23:01:51,612 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-13 23:01:51,613 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-13 23:01:51,613 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-13 23:01:51,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 23:01:51,613 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-13 23:01:51,613 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-13 23:01:51,613 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2020-10-13 23:01:51,614 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2020-10-13 23:01:51,614 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2020-10-13 23:01:51,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_flip_buffer_push_8 [2020-10-13 23:01:51,614 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2020-10-13 23:01:51,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_get_baud_rate_9 [2020-10-13 23:01:51,614 INFO L130 BoogieDeclarations]: Found specification of procedure tty_encode_baud_rate [2020-10-13 23:01:51,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_encode_baud_rate_10 [2020-10-13 23:01:51,615 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2020-10-13 23:01:51,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_port_tty_get_7 [2020-10-13 23:01:51,615 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_flags [2020-10-13 23:01:51,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_insert_flip_string_flags_3 [2020-10-13 23:01:51,615 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2020-10-13 23:01:51,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_insert_flip_string_fixed_flag_5 [2020-10-13 23:01:51,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_insert_flip_string_4 [2020-10-13 23:01:51,616 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2020-10-13 23:01:51,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_got_tty [2020-10-13 23:01:51,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_tty [2020-10-13 23:01:51,616 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 23:01:51,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 23:01:51,617 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-13 23:01:51,617 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-13 23:01:51,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-13 23:01:51,654 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-13 23:01:51,655 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 23:01:51,655 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-13 23:01:51,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 23:01:51,656 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 23:01:51,656 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 23:01:51,656 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 23:01:51,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 23:01:51,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-13 23:01:51,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-13 23:01:51,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-13 23:01:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-13 23:01:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-13 23:01:51,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-13 23:01:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-13 23:01:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_serial_driver_1 [2020-10-13 23:01:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_2 [2020-10-13 23:01:51,658 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2020-10-13 23:01:51,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 23:01:51,659 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2020-10-13 23:01:51,659 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2020-10-13 23:01:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2020-10-13 23:01:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_out [2020-10-13 23:01:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-13 23:01:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-13 23:01:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2020-10-13 23:01:51,660 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-13 23:01:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_6 [2020-10-13 23:01:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2020-10-13 23:01:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 23:01:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-13 23:01:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_11 [2020-10-13 23:01:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2020-10-13 23:01:51,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 23:01:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 23:01:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2020-10-13 23:01:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2020-10-13 23:01:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2020-10-13 23:01:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2020-10-13 23:01:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure usb_poison_urb [2020-10-13 23:01:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2020-10-13 23:01:51,662 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-13 23:01:51,663 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_serial_port_data [2020-10-13 23:01:51,663 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_serial_port_data [2020-10-13 23:01:51,663 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2020-10-13 23:01:51,664 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2020-10-13 23:01:51,664 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2020-10-13 23:01:51,664 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2020-10-13 23:01:51,664 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2020-10-13 23:01:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_startup [2020-10-13 23:01:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_release [2020-10-13 23:01:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_open [2020-10-13 23:01:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_close [2020-10-13 23:01:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_write [2020-10-13 23:01:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_write_room [2020-10-13 23:01:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_ioctl [2020-10-13 23:01:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_tiocmget [2020-10-13 23:01:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_tiocmset [2020-10-13 23:01:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_read_int_callback [2020-10-13 23:01:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_write_callback [2020-10-13 23:01:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_set_termios [2020-10-13 23:01:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_init_termios [2020-10-13 23:01:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 23:01:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-13 23:01:51,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-13 23:01:51,667 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_init [2020-10-13 23:01:51,667 INFO L130 BoogieDeclarations]: Found specification of procedure kobil_exit [2020-10-13 23:01:51,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_1 [2020-10-13 23:01:51,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_detach_1 [2020-10-13 23:01:51,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 23:01:51,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 23:01:51,667 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 23:01:51,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 23:01:51,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-13 23:01:51,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-10-13 23:01:51,668 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-13 23:01:51,668 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 23:01:51,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 23:01:51,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 23:01:51,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 23:01:51,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 23:01:51,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-13 23:01:51,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-13 23:01:51,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-13 23:01:51,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-13 23:01:52,613 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-13 23:01:59,812 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 23:01:59,812 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-13 23:01:59,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:01:59 BoogieIcfgContainer [2020-10-13 23:01:59,822 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 23:01:59,824 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 23:01:59,824 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 23:01:59,829 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 23:01:59,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:01:49" (1/3) ... [2020-10-13 23:01:59,830 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55843a23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:01:59, skipping insertion in model container [2020-10-13 23:01:59,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:01:51" (2/3) ... [2020-10-13 23:01:59,830 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55843a23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:01:59, skipping insertion in model container [2020-10-13 23:01:59,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:01:59" (3/3) ... [2020-10-13 23:01:59,832 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-stable-1dfa93a-1-100_1a-drivers--usb--serial--kobil_sct.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-13 23:01:59,843 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 23:01:59,853 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 23:01:59,869 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 23:01:59,895 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 23:01:59,895 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 23:01:59,895 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 23:01:59,895 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 23:01:59,895 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 23:01:59,896 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 23:01:59,896 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 23:01:59,896 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 23:01:59,930 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states. [2020-10-13 23:01:59,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-10-13 23:01:59,952 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 23:01:59,954 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 23:01:59,954 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 23:01:59,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 23:01:59,960 INFO L82 PathProgramCache]: Analyzing trace with hash 1287486013, now seen corresponding path program 1 times [2020-10-13 23:01:59,969 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 23:01:59,970 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1953368380] [2020-10-13 23:01:59,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 23:02:00,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:00,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:01,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:01,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:01,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:01,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:02,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:05,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:05,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-13 23:02:05,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 23:02:05,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5327 [2020-10-13 23:02:05,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:05,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:05,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-13 23:02:05,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:05,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 23:02:08,994 WARN L193 SmtUtils]: Spent 2.81 s on a formula simplification that was a NOOP. DAG size: 712 [2020-10-13 23:02:08,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 23:02:09,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:09,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:09,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:09,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:02:09,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:02:09,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 466 [2020-10-13 23:02:09,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:09,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:09,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:02:09,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:09,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:02:09,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:02:09,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:09,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:09,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:09,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:09,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:02:09,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:02:09,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-13 23:02:09,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:09,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:09,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 23:02:09,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:09,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:09,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:02:09,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:09,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:09,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:09,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:02:09,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:02:09,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 23:02:09,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:09,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:09,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:02:09,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:09,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:09,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:02:09,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:09,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:09,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:09,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:02:09,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:02:09,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 23:02:09,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:09,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:09,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 23:02:09,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:09,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:09,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 23:02:09,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:09,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:09,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:09,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:02:09,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:02:09,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 23:02:09,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:09,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:09,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:02:09,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:09,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:09,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 23:02:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:09,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:09,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:09,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:09,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:02:09,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:02:09,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 23:02:09,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:09,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:09,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 23:02:09,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:09,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:09,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-13 23:02:09,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:09,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:09,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:09,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:09,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:02:09,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:02:09,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-13 23:02:09,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:09,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:09,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:02:09,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:09,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:09,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:02:09,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:09,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:09,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:09,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:02:09,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:02:09,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 23:02:09,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:09,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:09,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:02:09,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:09,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:09,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:02:09,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:09,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:09,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:09,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:09,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:02:09,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:02:09,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 23:02:09,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:09,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:09,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 23:02:09,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:09,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:09,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 23:02:09,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:09,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:09,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:09,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:02:09,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:02:09,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 23:02:09,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:09,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:09,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 23:02:09,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:09,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:09,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:02:09,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:09,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:09,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:09,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:02:09,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:02:09,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 23:02:09,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:09,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:09,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:02:09,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:09,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:09,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:02:09,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:09,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:09,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:09,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:02:09,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:02:09,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 23:02:09,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:09,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:09,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 23:02:09,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:09,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:09,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-13 23:02:09,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:09,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:10,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:10,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:10,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:02:10,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:02:10,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-13 23:02:10,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:10,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:10,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 23:02:10,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:10,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 23:02:10,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 23:02:10,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:10,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:10,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:10,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:02:10,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:02:10,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 23:02:10,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:10,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:10,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:02:10,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:10,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:02:10,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-13 23:02:10,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:10,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:10,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:10,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:10,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:02:10,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:02:10,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-13 23:02:10,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:10,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:10,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 23:02:10,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:10,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:02:10,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:02:10,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:10,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:10,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:10,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:02:10,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:02:10,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 23:02:10,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:10,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:10,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:02:10,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:10,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:10,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-13 23:02:10,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:10,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:10,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:10,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:10,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:02:10,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:02:10,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 111 [2020-10-13 23:02:10,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:10,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:10,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 23:02:10,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:10,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:10,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:02:10,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:10,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:10,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:10,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:02:10,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:02:10,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 23:02:10,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:10,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:10,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:02:10,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:10,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:10,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-13 23:02:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:10,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:10,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:10,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:10,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:02:10,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:02:10,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-13 23:02:10,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:10,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:10,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 23:02:10,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:10,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:10,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:02:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:10,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:10,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:10,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:02:10,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:02:10,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 23:02:10,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:10,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:10,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:02:10,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:10,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:10,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-13 23:02:10,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:10,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:10,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:10,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:10,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:02:10,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:02:10,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-13 23:02:10,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:10,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:10,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 23:02:10,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:10,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:10,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:02:10,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:10,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:10,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:10,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:02:10,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:02:10,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 23:02:10,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:10,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:10,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:02:10,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:10,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:10,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 23:02:10,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:10,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:10,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:10,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:10,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:02:10,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:02:10,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-13 23:02:10,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:10,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:10,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 23:02:10,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:10,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:10,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:02:10,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:10,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:10,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:10,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:02:10,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:02:10,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 23:02:10,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:10,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:10,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:02:10,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:10,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:10,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-13 23:02:10,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:10,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:10,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:10,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:02:10,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:02:10,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-13 23:02:10,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:10,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:10,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 23:02:10,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:10,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:10,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:02:10,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:10,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:10,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:10,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:02:10,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:02:10,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 23:02:10,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:10,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:10,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:02:10,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:10,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:02:10,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:02:10,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:10,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:10,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:10,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:02:10,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:02:10,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 23:02:10,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:10,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:02:10,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:02:10,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:02:10,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:02:11,109 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2020-10-13 23:02:11,110 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1953368380] [2020-10-13 23:02:11,112 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 23:02:11,113 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-13 23:02:11,114 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246357865] [2020-10-13 23:02:11,119 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 23:02:11,120 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 23:02:11,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 23:02:11,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-13 23:02:11,138 INFO L87 Difference]: Start difference. First operand 787 states. Second operand 8 states. [2020-10-13 23:02:13,893 WARN L193 SmtUtils]: Spent 2.71 s on a formula simplification that was a NOOP. DAG size: 721 [2020-10-13 23:02:50,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 23:02:50,908 INFO L93 Difference]: Finished difference Result 1834 states and 2635 transitions. [2020-10-13 23:02:50,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 23:02:50,915 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 173 [2020-10-13 23:02:50,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 23:02:50,944 INFO L225 Difference]: With dead ends: 1834 [2020-10-13 23:02:50,945 INFO L226 Difference]: Without dead ends: 1042 [2020-10-13 23:02:50,956 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2020-10-13 23:02:50,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1042 states. [2020-10-13 23:02:51,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1042 to 740. [2020-10-13 23:02:51,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 740 states. [2020-10-13 23:02:51,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 740 states and 996 transitions. [2020-10-13 23:02:51,336 INFO L78 Accepts]: Start accepts. Automaton has 740 states and 996 transitions. Word has length 173 [2020-10-13 23:02:51,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 23:02:51,337 INFO L479 AbstractCegarLoop]: Abstraction has 740 states and 996 transitions. [2020-10-13 23:02:51,337 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 23:02:51,337 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 996 transitions. [2020-10-13 23:02:51,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-10-13 23:02:51,343 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 23:02:51,344 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 23:02:51,344 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 23:02:51,344 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 23:02:51,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 23:02:51,345 INFO L82 PathProgramCache]: Analyzing trace with hash -1695906442, now seen corresponding path program 1 times [2020-10-13 23:02:51,345 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 23:02:51,345 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [454099622] [2020-10-13 23:02:51,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 23:02:51,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:51,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:51,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:52,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:52,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:52,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:53,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:02:56,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:02:56,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 238 [2020-10-13 23:02:56,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 23:02:56,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5215 [2020-10-13 23:02:56,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:02:56,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 23:02:56,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 182 [2020-10-13 23:02:56,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 23:02:56,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:02:59,673 WARN L193 SmtUtils]: Spent 2.81 s on a formula simplification that was a NOOP. DAG size: 712 [2020-10-13 23:02:59,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 23:02:59,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:02:59,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:00,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:00,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:03:00,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:00,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 620 [2020-10-13 23:03:00,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:00,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:00,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:00,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:00,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:00,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:03:00,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:00,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:00,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:00,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:03:00,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:00,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 23:03:00,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:00,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:00,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:00,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:00,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:00,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:00,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:00,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:00,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:00,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:03:00,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:00,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 23:03:00,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:00,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:00,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:00,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:00,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:00,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:03:00,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:00,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:00,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:00,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:00,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:00,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:03:00,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:00,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:00,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:00,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:00,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:00,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 23:03:00,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:00,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:00,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:00,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:00,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:00,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 23:03:00,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:00,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:00,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:00,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:00,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:00,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 23:03:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:00,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:00,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:00,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:00,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:00,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 23:03:00,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:00,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:00,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:00,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:00,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:00,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-13 23:03:00,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:00,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:00,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:00,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:03:00,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:00,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 23:03:00,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:00,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:00,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:00,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:00,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:00,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:00,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:00,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:00,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:00,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:03:00,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:00,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 23:03:00,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:00,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:00,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:00,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:00,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:00,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:03:00,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:00,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:00,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:00,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:00,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:00,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 23:03:00,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:00,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:00,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:00,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:00,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:00,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 23:03:00,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:00,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:00,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:00,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:03:00,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:00,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 23:03:00,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:00,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:00,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:00,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:00,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:00,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:00,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:00,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:00,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:00,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:03:00,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:00,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 23:03:00,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:00,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:00,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:00,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:00,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:00,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:03:00,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:00,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:00,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:00,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:00,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:00,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 23:03:00,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:00,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:00,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:00,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:00,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:00,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-13 23:03:00,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:00,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:00,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:00,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:00,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:03:00,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:03:00,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-13 23:03:00,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:00,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:00,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:00,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:00,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:00,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 23:03:00,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:00,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:00,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:00,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:00,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:00,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 23:03:00,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:00,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:00,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:00,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:00,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:00,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-13 23:03:00,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:00,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:00,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:00,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:00,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:03:00,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:03:00,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-13 23:03:00,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:00,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:00,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:00,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:00,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:00,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:00,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:00,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:00,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:00,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:00,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:00,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 23:03:00,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:00,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:00,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:00,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:00,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:00,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-13 23:03:00,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:00,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:00,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:00,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:00,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:03:00,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:03:00,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-13 23:03:00,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:00,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:00,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:00,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:00,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:00,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:00,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:00,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:00,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:00,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:00,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 23:03:00,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:00,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:00,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:00,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:00,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:00,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-13 23:03:01,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:01,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:01,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:01,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:01,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:03:01,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:03:01,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-13 23:03:01,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:01,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:01,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:01,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:01,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:01,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:01,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:01,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:01,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:01,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:01,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:01,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 23:03:01,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:01,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:01,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:01,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:01,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:01,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-13 23:03:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:01,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:01,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:01,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:01,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:03:01,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:03:01,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-13 23:03:01,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:01,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:01,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:01,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:01,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:01,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:01,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:01,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:01,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:01,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:01,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:01,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 23:03:01,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:01,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:01,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:01,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:01,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:01,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 23:03:01,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:01,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:01,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:01,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:01,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:03:01,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:03:01,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-13 23:03:01,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:01,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:01,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:01,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:01,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:01,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:01,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:01,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:01,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:01,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:01,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:01,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 23:03:01,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:01,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:01,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:01,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:01,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:01,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-13 23:03:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:01,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:01,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:01,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:03:01,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:01,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 23:03:01,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:01,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:01,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 23:03:01,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:01,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:01,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:01,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:01,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:01,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:03:01,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:01,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 23:03:01,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:01,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:01,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:01,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:01,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:01,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:01,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:01,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:01,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:01,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:01,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:01,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 23:03:01,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:01,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:01,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:01,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:01,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:01,426 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2020-10-13 23:03:01,427 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [454099622] [2020-10-13 23:03:01,427 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 23:03:01,428 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-13 23:03:01,428 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8686897] [2020-10-13 23:03:01,430 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 23:03:01,430 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 23:03:01,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 23:03:01,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-13 23:03:01,431 INFO L87 Difference]: Start difference. First operand 740 states and 996 transitions. Second operand 9 states. [2020-10-13 23:03:04,285 WARN L193 SmtUtils]: Spent 2.83 s on a formula simplification that was a NOOP. DAG size: 721 [2020-10-13 23:03:08,681 WARN L193 SmtUtils]: Spent 2.89 s on a formula simplification that was a NOOP. DAG size: 723 [2020-10-13 23:03:11,403 WARN L193 SmtUtils]: Spent 2.62 s on a formula simplification that was a NOOP. DAG size: 714 [2020-10-13 23:03:29,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 23:03:29,988 INFO L93 Difference]: Finished difference Result 1839 states and 2542 transitions. [2020-10-13 23:03:29,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-13 23:03:29,989 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 172 [2020-10-13 23:03:29,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 23:03:30,001 INFO L225 Difference]: With dead ends: 1839 [2020-10-13 23:03:30,002 INFO L226 Difference]: Without dead ends: 1140 [2020-10-13 23:03:30,006 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 11.5s TimeCoverageRelationStatistics Valid=93, Invalid=179, Unknown=0, NotChecked=0, Total=272 [2020-10-13 23:03:30,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1140 states. [2020-10-13 23:03:30,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1140 to 833. [2020-10-13 23:03:30,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 833 states. [2020-10-13 23:03:30,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 833 states and 1106 transitions. [2020-10-13 23:03:30,304 INFO L78 Accepts]: Start accepts. Automaton has 833 states and 1106 transitions. Word has length 172 [2020-10-13 23:03:30,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 23:03:30,306 INFO L479 AbstractCegarLoop]: Abstraction has 833 states and 1106 transitions. [2020-10-13 23:03:30,306 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-13 23:03:30,306 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1106 transitions. [2020-10-13 23:03:30,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2020-10-13 23:03:30,312 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 23:03:30,312 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 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] [2020-10-13 23:03:30,312 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 23:03:30,313 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 23:03:30,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 23:03:30,313 INFO L82 PathProgramCache]: Analyzing trace with hash -1103616673, now seen corresponding path program 1 times [2020-10-13 23:03:30,314 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 23:03:30,314 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1795882818] [2020-10-13 23:03:30,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 23:03:30,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:30,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:30,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:31,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:31,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:31,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:31,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:32,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:32,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:37,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:37,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 343 [2020-10-13 23:03:37,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 23:03:37,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6831 [2020-10-13 23:03:37,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:37,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 23:03:37,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 101 [2020-10-13 23:03:37,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 23:03:37,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:40,327 WARN L193 SmtUtils]: Spent 2.89 s on a formula simplification that was a NOOP. DAG size: 712 [2020-10-13 23:03:40,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 23:03:40,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:40,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:40,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:40,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:03:40,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:40,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 312 [2020-10-13 23:03:40,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:40,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:40,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:40,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:40,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:40,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:03:40,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:40,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:40,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:40,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:03:40,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:40,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 23:03:40,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:40,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:40,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:40,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:40,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:40,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:40,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:40,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:40,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:40,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:03:40,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:40,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 23:03:40,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:40,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:40,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:40,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:40,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:40,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:03:40,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:40,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:40,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:40,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:40,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:40,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 23:03:40,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:40,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:40,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:40,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:40,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:40,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 23:03:40,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:40,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:40,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:40,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:40,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:40,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:03:40,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:40,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:40,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:40,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:40,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:40,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 23:03:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:40,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:40,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:40,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:40,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:40,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:03:40,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:40,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:40,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:40,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:40,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:40,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-13 23:03:40,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:40,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:40,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:40,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:03:40,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:40,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 23:03:40,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:40,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:40,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:40,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:40,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:40,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:40,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:40,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:40,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:40,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:03:40,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:40,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:03:40,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:40,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:40,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:40,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:40,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:40,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:03:40,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:40,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:40,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:40,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:40,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:40,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:03:40,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:40,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:40,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:40,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:40,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:40,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 23:03:40,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:40,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:40,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:40,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:03:40,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:40,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 23:03:40,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:40,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:40,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:40,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:40,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:40,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:40,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:40,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:40,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:40,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:03:40,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:40,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 23:03:40,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:40,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:40,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:40,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:40,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:40,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:03:40,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:40,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:40,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:40,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:40,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:40,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 23:03:40,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:40,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:40,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:40,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:40,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:40,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-13 23:03:40,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:40,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:41,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:41,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:03:41,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:41,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 23:03:41,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:41,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 23:03:41,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 23:03:41,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 23:03:41,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:41,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 23:03:41,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:41,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:41,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:41,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:41,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:41,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 23:03:41,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:41,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 23:03:41,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:41,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 23:03:41,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:41,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-13 23:03:41,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:41,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:41,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:41,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:41,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:03:41,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:03:41,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-13 23:03:41,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:41,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:41,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 23:03:41,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:41,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:41,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:41,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:41,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:41,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:41,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:41,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-13 23:03:41,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:41,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:41,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:41,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:41,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:41,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-13 23:03:41,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:41,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:41,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:41,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:41,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:03:41,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:03:41,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-13 23:03:41,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:41,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:41,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 23:03:41,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:41,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:41,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:41,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:41,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:41,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:41,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:41,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:41,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 23:03:41,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:41,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:41,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:41,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:41,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:41,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-13 23:03:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:41,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:41,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:41,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:41,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:03:41,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:03:41,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 80 [2020-10-13 23:03:41,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:41,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:41,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 23:03:41,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:41,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:41,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:41,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:41,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:41,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:41,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:41,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:41,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 23:03:41,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:41,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:41,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:41,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:41,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:41,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-13 23:03:41,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:41,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:41,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:41,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:41,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:03:41,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:03:41,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-13 23:03:41,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:41,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:41,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 23:03:41,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:41,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:41,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:41,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:41,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:41,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:41,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:41,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:41,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 23:03:41,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:41,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:41,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:41,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:41,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:41,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 23:03:41,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:41,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:41,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:41,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:41,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:03:41,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:03:41,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-13 23:03:41,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:41,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:41,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 23:03:41,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:41,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:41,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:41,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:41,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:41,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:41,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:41,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:41,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 23:03:41,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:41,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:41,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:41,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:41,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:42,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-13 23:03:42,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:42,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:42,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:42,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 23:03:42,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:42,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 23:03:42,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:42,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:42,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 23:03:42,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:42,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:42,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:42,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:42,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:42,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:42,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:03:42,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:42,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 23:03:42,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:42,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:42,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:42,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:42,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:42,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2020-10-13 23:03:42,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:42,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:42,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:42,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-13 23:03:42,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:42,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-13 23:03:42,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:42,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:42,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-13 23:03:42,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:42,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:42,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:42,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:42,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:42,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:42,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:03:42,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:42,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 23:03:42,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:42,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:42,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:42,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:42,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:42,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:42,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:42,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:42,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:42,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:03:42,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:42,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 23:03:42,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:42,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:42,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:42,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:42,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:42,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:03:42,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:42,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:42,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:42,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:42,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:42,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 23:03:42,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:42,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:42,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:42,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:42,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:42,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-13 23:03:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:42,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:42,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:42,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:42,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:42,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 23:03:42,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:42,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:42,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:42,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:42,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:42,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 23:03:42,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:42,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:42,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:42,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:03:42,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:42,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 23:03:42,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:42,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:42,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:42,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:42,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:42,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:42,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:42,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:42,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:03:42,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:42,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 23:03:42,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:42,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:42,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:42,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:42,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:03:42,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:03:42,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:42,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:42,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:42,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:42,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:42,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 23:03:42,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:42,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:42,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:42,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:42,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:42,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 23:03:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:42,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:42,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:42,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:03:42,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:42,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 23:03:42,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:42,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:42,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:42,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:42,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:42,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:42,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:42,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:42,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:03:42,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:42,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 23:03:42,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:42,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:42,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:42,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:42,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:42,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:03:42,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:42,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:42,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:42,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:42,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:42,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 23:03:42,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:42,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:42,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:42,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:42,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:42,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-10-13 23:03:42,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:42,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:42,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:42,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:03:42,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:42,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 23:03:42,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:42,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:42,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 23:03:42,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:42,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:42,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:42,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:42,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:42,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:42,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:03:42,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:42,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 23:03:42,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:42,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:42,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:42,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:42,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:42,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:03:42,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:03:42,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:03:42,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:03:42,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:03:42,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:03:42,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 23:03:42,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:03:42,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:03:42,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:03:42,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:03:42,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:03:42,876 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2020-10-13 23:03:42,877 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1795882818] [2020-10-13 23:03:42,877 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 23:03:42,878 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-13 23:03:42,879 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467942320] [2020-10-13 23:03:42,881 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-13 23:03:42,881 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 23:03:42,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-13 23:03:42,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2020-10-13 23:03:42,882 INFO L87 Difference]: Start difference. First operand 833 states and 1106 transitions. Second operand 13 states. [2020-10-13 23:03:45,856 WARN L193 SmtUtils]: Spent 2.90 s on a formula simplification that was a NOOP. DAG size: 721 [2020-10-13 23:03:51,837 WARN L193 SmtUtils]: Spent 3.14 s on a formula simplification that was a NOOP. DAG size: 730 [2020-10-13 23:03:55,057 WARN L193 SmtUtils]: Spent 3.03 s on a formula simplification that was a NOOP. DAG size: 721 [2020-10-13 23:03:58,501 WARN L193 SmtUtils]: Spent 3.23 s on a formula simplification that was a NOOP. DAG size: 735 [2020-10-13 23:04:01,942 WARN L193 SmtUtils]: Spent 3.12 s on a formula simplification that was a NOOP. DAG size: 735 [2020-10-13 23:04:06,648 WARN L193 SmtUtils]: Spent 2.99 s on a formula simplification that was a NOOP. DAG size: 727 [2020-10-13 23:04:27,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 23:04:27,856 INFO L93 Difference]: Finished difference Result 1959 states and 2681 transitions. [2020-10-13 23:04:27,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-13 23:04:27,858 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 251 [2020-10-13 23:04:27,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 23:04:27,872 INFO L225 Difference]: With dead ends: 1959 [2020-10-13 23:04:27,872 INFO L226 Difference]: Without dead ends: 1150 [2020-10-13 23:04:27,876 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 22.4s TimeCoverageRelationStatistics Valid=155, Invalid=351, Unknown=0, NotChecked=0, Total=506 [2020-10-13 23:04:27,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1150 states. [2020-10-13 23:04:28,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1150 to 849. [2020-10-13 23:04:28,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 849 states. [2020-10-13 23:04:28,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 849 states and 1121 transitions. [2020-10-13 23:04:28,115 INFO L78 Accepts]: Start accepts. Automaton has 849 states and 1121 transitions. Word has length 251 [2020-10-13 23:04:28,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 23:04:28,115 INFO L479 AbstractCegarLoop]: Abstraction has 849 states and 1121 transitions. [2020-10-13 23:04:28,115 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-13 23:04:28,115 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1121 transitions. [2020-10-13 23:04:28,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-10-13 23:04:28,122 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 23:04:28,122 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 23:04:28,122 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 23:04:28,123 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 23:04:28,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 23:04:28,123 INFO L82 PathProgramCache]: Analyzing trace with hash 5993631, now seen corresponding path program 1 times [2020-10-13 23:04:28,123 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 23:04:28,128 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [145671657] [2020-10-13 23:04:28,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 23:04:28,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:28,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:28,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:29,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:29,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:29,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:29,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:30,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:33,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:33,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 350 [2020-10-13 23:04:33,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 23:04:33,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5214 [2020-10-13 23:04:33,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:33,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 23:04:33,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 209 [2020-10-13 23:04:33,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 23:04:33,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:36,474 WARN L193 SmtUtils]: Spent 2.81 s on a formula simplification that was a NOOP. DAG size: 712 [2020-10-13 23:04:36,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 23:04:36,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:36,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:04:37,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 555 [2020-10-13 23:04:37,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:04:37,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:04:37,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 23:04:37,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:04:37,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:04:37,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:04:37,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:04:37,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:04:37,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:04:37,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 23:04:37,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:04:37,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 23:04:37,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 23:04:37,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:04:37,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:04:37,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-13 23:04:37,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:04:37,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 23:04:37,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:04:37,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:04:37,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:04:37,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:04:37,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:04:37,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:04:37,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:04:37,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 23:04:37,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 23:04:37,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:04:37,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 23:04:37,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:04:37,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:04:37,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 23:04:37,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:04:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:04:37,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 23:04:37,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-13 23:04:37,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 23:04:37,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 23:04:37,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 23:04:37,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 23:04:37,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 23:04:37,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 23:04:37,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:04:37,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:04:37,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-13 23:04:37,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:04:37,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:04:37,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-13 23:04:37,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:04:37,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:04:37,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:04:37,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-13 23:04:37,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:04:37,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:04:37,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-13 23:04:37,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:04:37,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:04:37,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 23:04:37,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 23:04:37,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:04:37,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:04:37,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-13 23:04:37,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:04:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:04:37,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:04:37,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-13 23:04:37,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:04:37,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:04:37,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-13 23:04:37,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:04:37,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:04:37,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:04:37,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-13 23:04:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:04:37,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 23:04:37,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 23:04:37,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:04:37,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:04:37,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 23:04:37,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-13 23:04:37,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 23:04:37,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 23:04:37,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 23:04:37,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 23:04:37,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:37,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:04:37,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:37,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:37,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:37,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:04:37,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:37,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 23:04:37,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:37,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:37,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:37,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:37,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:38,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-13 23:04:38,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:38,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:38,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:38,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-13 23:04:38,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:38,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-13 23:04:38,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:38,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:38,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-13 23:04:38,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:38,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:38,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:04:38,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:38,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:38,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:38,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:04:38,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:38,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 23:04:38,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:38,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:38,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:38,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:38,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:38,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:04:38,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:38,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:38,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:38,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:04:38,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:38,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:04:38,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:38,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:38,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:38,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:38,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:38,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:04:38,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:38,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:38,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:38,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:04:38,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:38,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 23:04:38,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:38,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:38,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:38,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:38,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:38,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-13 23:04:38,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:38,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:38,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:38,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:04:38,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:38,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 23:04:38,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:38,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:38,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:38,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:38,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:38,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 23:04:38,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:38,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:38,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:38,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:04:38,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:38,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 23:04:38,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:38,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:38,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:38,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:38,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:38,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:04:38,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:38,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:38,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:38,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:04:38,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:38,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 23:04:38,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:38,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:38,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:38,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:38,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:38,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:04:38,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:38,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:38,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:38,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:04:38,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:38,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:04:38,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:38,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:38,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:38,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:38,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:38,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 23:04:38,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:38,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:38,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:38,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:04:38,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:38,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 23:04:38,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:38,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:38,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:38,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:38,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:38,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:04:38,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:38,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:38,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:38,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 23:04:38,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:38,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 23:04:38,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:38,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:38,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:38,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:38,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:38,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 23:04:38,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:38,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:38,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:38,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:04:38,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:38,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 23:04:38,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:38,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:38,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:38,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:38,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:38,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2020-10-13 23:04:38,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:38,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:38,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:38,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 23:04:38,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:38,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 23:04:38,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:38,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:38,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-13 23:04:38,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:38,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:38,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:04:38,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:38,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:38,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:38,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 23:04:38,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:38,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 23:04:38,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:38,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:38,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:38,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:38,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:38,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 23:04:38,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 23:04:38,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 23:04:38,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 23:04:38,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 23:04:38,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 23:04:38,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 23:04:38,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 23:04:38,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 23:04:38,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 23:04:38,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 23:04:38,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 23:04:38,519 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2020-10-13 23:04:38,519 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [145671657] [2020-10-13 23:04:38,519 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 23:04:38,520 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-13 23:04:38,520 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958144299] [2020-10-13 23:04:38,520 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-13 23:04:38,521 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 23:04:38,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-13 23:04:38,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2020-10-13 23:04:38,521 INFO L87 Difference]: Start difference. First operand 849 states and 1121 transitions. Second operand 14 states. [2020-10-13 23:04:41,299 WARN L193 SmtUtils]: Spent 2.74 s on a formula simplification that was a NOOP. DAG size: 721 [2020-10-13 23:04:51,908 WARN L193 SmtUtils]: Spent 2.87 s on a formula simplification that was a NOOP. DAG size: 725 [2020-10-13 23:04:54,915 WARN L193 SmtUtils]: Spent 2.95 s on a formula simplification that was a NOOP. DAG size: 728 [2020-10-13 23:04:58,547 WARN L193 SmtUtils]: Spent 2.93 s on a formula simplification that was a NOOP. DAG size: 727 [2020-10-13 23:05:01,744 WARN L193 SmtUtils]: Spent 2.94 s on a formula simplification that was a NOOP. DAG size: 730 [2020-10-13 23:05:04,809 WARN L193 SmtUtils]: Spent 2.98 s on a formula simplification that was a NOOP. DAG size: 733 [2020-10-13 23:05:08,166 WARN L193 SmtUtils]: Spent 2.82 s on a formula simplification that was a NOOP. DAG size: 718