/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-uwb-i1480-dfu-i1480-dfu-usb.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 03:07:27,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 03:07:27,450 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 03:07:27,485 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 03:07:27,485 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 03:07:27,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 03:07:27,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 03:07:27,491 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 03:07:27,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 03:07:27,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 03:07:27,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 03:07:27,508 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 03:07:27,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 03:07:27,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 03:07:27,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 03:07:27,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 03:07:27,513 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 03:07:27,514 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 03:07:27,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 03:07:27,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 03:07:27,520 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 03:07:27,522 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 03:07:27,523 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 03:07:27,524 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 03:07:27,527 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 03:07:27,527 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 03:07:27,527 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 03:07:27,528 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 03:07:27,529 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 03:07:27,530 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 03:07:27,530 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 03:07:27,531 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 03:07:27,532 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 03:07:27,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 03:07:27,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 03:07:27,534 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 03:07:27,535 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 03:07:27,535 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 03:07:27,535 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 03:07:27,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 03:07:27,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 03:07:27,538 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-28 03:07:27,567 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 03:07:27,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 03:07:27,569 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 03:07:27,569 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 03:07:27,569 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 03:07:27,570 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 03:07:27,570 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 03:07:27,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 03:07:27,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 03:07:27,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 03:07:27,570 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 03:07:27,571 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 03:07:27,571 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 03:07:27,571 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 03:07:27,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 03:07:27,571 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 03:07:27,572 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 03:07:27,572 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 03:07:27,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 03:07:27,572 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 03:07:27,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 03:07:27,573 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 03:07:27,573 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 03:07:27,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 03:07:27,573 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 03:07:27,573 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 03:07:27,574 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 03:07:27,574 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 03:07:27,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 03:07:28,028 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 03:07:28,032 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 03:07:28,033 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 03:07:28,034 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 03:07:28,035 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-uwb-i1480-dfu-i1480-dfu-usb.ko.cil.out.i [2020-10-28 03:07:28,120 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3b6cec254/322cbd5fea0245748e35adea77554ecd/FLAGbddf3500b [2020-10-28 03:07:29,009 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 03:07:29,010 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-uwb-i1480-dfu-i1480-dfu-usb.ko.cil.out.i [2020-10-28 03:07:29,047 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3b6cec254/322cbd5fea0245748e35adea77554ecd/FLAGbddf3500b [2020-10-28 03:07:29,525 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3b6cec254/322cbd5fea0245748e35adea77554ecd [2020-10-28 03:07:29,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 03:07:29,535 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 03:07:29,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 03:07:29,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 03:07:29,540 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 03:07:29,541 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:07:29" (1/1) ... [2020-10-28 03:07:29,545 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49fdb145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:07:29, skipping insertion in model container [2020-10-28 03:07:29,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:07:29" (1/1) ... [2020-10-28 03:07:29,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 03:07:29,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 03:07:30,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 03:07:30,931 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 03:07:31,313 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 03:07:31,524 INFO L208 MainTranslator]: Completed translation [2020-10-28 03:07:31,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:07:31 WrapperNode [2020-10-28 03:07:31,525 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 03:07:31,526 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 03:07:31,526 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 03:07:31,526 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 03:07:31,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:07:31" (1/1) ... [2020-10-28 03:07:31,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:07:31" (1/1) ... [2020-10-28 03:07:31,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:07:31" (1/1) ... [2020-10-28 03:07:31,658 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:07:31" (1/1) ... [2020-10-28 03:07:31,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:07:31" (1/1) ... [2020-10-28 03:07:31,832 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:07:31" (1/1) ... [2020-10-28 03:07:31,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:07:31" (1/1) ... [2020-10-28 03:07:31,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 03:07:31,888 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 03:07:31,888 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 03:07:31,888 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 03:07:31,889 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:07:31" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 03:07:31,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 03:07:31,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 03:07:31,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-28 03:07:31,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-28 03:07:31,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~int~TO~int [2020-10-28 03:07:31,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-28 03:07:31,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~X~int~TO~int [2020-10-28 03:07:31,973 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 03:07:31,974 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2020-10-28 03:07:31,974 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_rceb_check [2020-10-28 03:07:31,974 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_cmd [2020-10-28 03:07:31,974 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_print_state [2020-10-28 03:07:31,975 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_fw_upload [2020-10-28 03:07:31,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2020-10-28 03:07:31,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2020-10-28 03:07:31,976 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2020-10-28 03:07:31,976 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2020-10-28 03:07:31,979 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2020-10-28 03:07:31,979 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2020-10-28 03:07:31,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 03:07:31,979 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-28 03:07:31,979 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_hdrs_free [2020-10-28 03:07:31,979 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_hdr_load [2020-10-28 03:07:31,980 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_hdrs_load [2020-10-28 03:07:31,980 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_fw_cmp [2020-10-28 03:07:31,980 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_fw_hdrs_push [2020-10-28 03:07:31,980 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_fw_upload_enable [2020-10-28 03:07:31,980 INFO L138 BoogieDeclarations]: Found implementation of procedure mac_fw_upload_disable [2020-10-28 03:07:31,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __mac_fw_upload [2020-10-28 03:07:31,980 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_pre_fw_upload [2020-10-28 03:07:31,981 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_cmd_reset [2020-10-28 03:07:31,981 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_fw_is_running_q [2020-10-28 03:07:31,981 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_mac_fw_upload [2020-10-28 03:07:31,981 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_mpi_write [2020-10-28 03:07:31,981 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_mpi_read [2020-10-28 03:07:31,981 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_phy_fw_upload [2020-10-28 03:07:31,981 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion___0 [2020-10-28 03:07:31,981 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2020-10-28 03:07:31,982 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2020-10-28 03:07:31,982 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2020-10-28 03:07:31,982 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2020-10-28 03:07:31,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-28 03:07:31,982 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-28 03:07:31,982 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_init [2020-10-28 03:07:31,982 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_usb_init [2020-10-28 03:07:31,983 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_usb_create [2020-10-28 03:07:31,983 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_usb_destroy [2020-10-28 03:07:31,983 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_usb_write [2020-10-28 03:07:31,983 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_usb_read [2020-10-28 03:07:31,983 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_usb_neep_cb [2020-10-28 03:07:31,983 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_usb_wait_init_done [2020-10-28 03:07:31,983 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_usb_cmd [2020-10-28 03:07:31,983 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_usb_probe [2020-10-28 03:07:31,984 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_dfu_driver_init [2020-10-28 03:07:31,984 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2020-10-28 03:07:31,985 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_dfu_driver_exit [2020-10-28 03:07:31,985 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2020-10-28 03:07:31,985 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 03:07:31,985 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-28 03:07:31,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 03:07:31,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-28 03:07:31,986 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-28 03:07:31,986 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2020-10-28 03:07:31,986 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-10-28 03:07:31,987 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2020-10-28 03:07:31,987 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-28 03:07:31,987 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-10-28 03:07:31,987 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2020-10-28 03:07:31,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-10-28 03:07:31,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 03:07:31,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2020-10-28 03:07:31,988 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2020-10-28 03:07:31,988 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2020-10-28 03:07:31,988 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2020-10-28 03:07:31,990 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2020-10-28 03:07:31,991 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-28 03:07:31,991 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2020-10-28 03:07:31,991 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2020-10-28 03:07:31,991 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2020-10-28 03:07:31,991 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2020-10-28 03:07:31,991 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_intf [2020-10-28 03:07:31,992 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-28 03:07:31,992 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2020-10-28 03:07:31,993 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2020-10-28 03:07:31,993 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2020-10-28 03:07:31,993 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_interruptible_timeout [2020-10-28 03:07:31,993 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 03:07:31,993 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-28 03:07:31,993 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 03:07:31,994 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 03:07:31,994 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 03:07:31,994 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 03:07:31,994 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 03:07:31,994 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 03:07:31,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 03:07:31,994 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-28 03:07:31,995 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2020-10-28 03:07:31,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 03:07:31,995 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_interruptible_timeout [2020-10-28 03:07:31,995 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_fw_upload [2020-10-28 03:07:31,995 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_pre_fw_upload [2020-10-28 03:07:31,995 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_mac_fw_upload [2020-10-28 03:07:31,995 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_phy_fw_upload [2020-10-28 03:07:31,995 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_cmd [2020-10-28 03:07:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_rceb_check [2020-10-28 03:07:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-10-28 03:07:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-28 03:07:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2020-10-28 03:07:31,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 03:07:31,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 03:07:31,997 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-28 03:07:31,997 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-28 03:07:31,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 03:07:31,998 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_print_state [2020-10-28 03:07:31,998 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~int~TO~int [2020-10-28 03:07:31,998 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-28 03:07:31,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2020-10-28 03:07:31,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2020-10-28 03:07:31,999 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2020-10-28 03:07:31,999 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2020-10-28 03:07:31,999 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2020-10-28 03:07:31,999 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2020-10-28 03:07:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2020-10-28 03:07:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 03:07:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2020-10-28 03:07:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-10-28 03:07:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 03:07:32,001 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2020-10-28 03:07:32,001 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2020-10-28 03:07:32,001 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-28 03:07:32,001 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-28 03:07:32,001 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2020-10-28 03:07:32,002 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-10-28 03:07:32,003 INFO L130 BoogieDeclarations]: Found specification of procedure fw_hdrs_free [2020-10-28 03:07:32,006 INFO L130 BoogieDeclarations]: Found specification of procedure fw_hdr_load [2020-10-28 03:07:32,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 03:07:32,007 INFO L130 BoogieDeclarations]: Found specification of procedure fw_hdrs_load [2020-10-28 03:07:32,007 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_fw_cmp [2020-10-28 03:07:32,007 INFO L130 BoogieDeclarations]: Found specification of procedure mac_fw_hdrs_push [2020-10-28 03:07:32,008 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~X~int~TO~int [2020-10-28 03:07:32,008 INFO L130 BoogieDeclarations]: Found specification of procedure mac_fw_upload_enable [2020-10-28 03:07:32,009 INFO L130 BoogieDeclarations]: Found specification of procedure mac_fw_upload_disable [2020-10-28 03:07:32,010 INFO L130 BoogieDeclarations]: Found specification of procedure __mac_fw_upload [2020-10-28 03:07:32,010 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_cmd_reset [2020-10-28 03:07:32,011 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_fw_is_running_q [2020-10-28 03:07:32,017 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 03:07:32,017 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-28 03:07:32,018 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_mpi_write [2020-10-28 03:07:32,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 03:07:32,018 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_mpi_read [2020-10-28 03:07:32,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-28 03:07:32,018 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion___0 [2020-10-28 03:07:32,018 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2020-10-28 03:07:32,019 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2020-10-28 03:07:32,019 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2020-10-28 03:07:32,019 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-28 03:07:32,020 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2020-10-28 03:07:32,020 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2020-10-28 03:07:32,020 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_intf [2020-10-28 03:07:32,020 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2020-10-28 03:07:32,020 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2020-10-28 03:07:32,020 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2020-10-28 03:07:32,020 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2020-10-28 03:07:32,021 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-28 03:07:32,021 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2020-10-28 03:07:32,021 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-28 03:07:32,021 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2020-10-28 03:07:32,021 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2020-10-28 03:07:32,021 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2020-10-28 03:07:32,021 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2020-10-28 03:07:32,021 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2020-10-28 03:07:32,022 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-28 03:07:32,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 03:07:32,022 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-28 03:07:32,022 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_init [2020-10-28 03:07:32,022 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_usb_init [2020-10-28 03:07:32,022 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_usb_create [2020-10-28 03:07:32,022 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_usb_destroy [2020-10-28 03:07:32,023 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_usb_write [2020-10-28 03:07:32,023 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_usb_read [2020-10-28 03:07:32,023 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_usb_neep_cb [2020-10-28 03:07:32,023 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_usb_wait_init_done [2020-10-28 03:07:32,023 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_usb_cmd [2020-10-28 03:07:32,023 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_usb_probe [2020-10-28 03:07:32,023 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_dfu_driver_init [2020-10-28 03:07:32,023 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_dfu_driver_exit [2020-10-28 03:07:32,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-10-28 03:07:32,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 03:07:32,024 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 03:07:32,024 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 03:07:32,024 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-28 03:07:32,024 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 03:07:32,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 03:07:32,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 03:07:32,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-28 03:07:32,025 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 03:07:32,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 03:07:32,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 03:07:32,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 03:07:32,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 03:07:32,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 03:07:32,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 03:07:32,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 03:07:32,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 03:07:33,838 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2020-10-28 03:07:38,086 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-28 03:07:38,108 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !false; [2020-10-28 03:07:38,109 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume false; [2020-10-28 03:07:38,145 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-28 03:07:38,176 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2020-10-28 03:07:38,177 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2020-10-28 03:07:38,784 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 03:07:38,784 INFO L298 CfgBuilder]: Removed 45 assume(true) statements. [2020-10-28 03:07:38,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:07:38 BoogieIcfgContainer [2020-10-28 03:07:38,788 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 03:07:38,789 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 03:07:38,789 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 03:07:38,793 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 03:07:38,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 03:07:29" (1/3) ... [2020-10-28 03:07:38,794 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@198ea362 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:07:38, skipping insertion in model container [2020-10-28 03:07:38,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:07:31" (2/3) ... [2020-10-28 03:07:38,795 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@198ea362 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 03:07:38, skipping insertion in model container [2020-10-28 03:07:38,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 03:07:38" (3/3) ... [2020-10-28 03:07:38,797 INFO L111 eAbstractionObserver]: Analyzing ICFG usb_urb-drivers-uwb-i1480-dfu-i1480-dfu-usb.ko.cil.out.i [2020-10-28 03:07:38,809 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 03:07:38,815 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 03:07:38,828 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 03:07:38,870 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 03:07:38,870 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 03:07:38,870 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 03:07:38,870 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 03:07:38,871 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 03:07:38,871 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 03:07:38,871 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 03:07:38,872 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 03:07:38,914 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states. [2020-10-28 03:07:38,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-10-28 03:07:38,921 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 03:07:38,922 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 03:07:38,922 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 03:07:38,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 03:07:38,928 INFO L82 PathProgramCache]: Analyzing trace with hash -1714123696, now seen corresponding path program 1 times [2020-10-28 03:07:38,935 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 03:07:38,935 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [546165005] [2020-10-28 03:07:38,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 03:07:40,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:07:41,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:07:45,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:07:45,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 03:07:45,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:07:45,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5082 [2020-10-28 03:07:45,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:07:45,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 03:07:45,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 03:07:45,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-28 03:07:45,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 03:07:48,983 WARN L193 SmtUtils]: Spent 3.43 s on a formula simplification that was a NOOP. DAG size: 685 [2020-10-28 03:07:48,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 03:07:49,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:07:49,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:07:50,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:07:50,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:07:50,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:07:50,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1290 [2020-10-28 03:07:50,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:07:50,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 03:07:50,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:07:50,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 03:07:50,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:07:50,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 03:07:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:07:50,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:07:50,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:07:50,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 03:07:50,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:07:50,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 03:07:50,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:07:50,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 03:07:50,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:07:50,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 03:07:50,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:07:50,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 03:07:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:07:50,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:07:50,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:07:50,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 03:07:50,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:07:50,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 03:07:50,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:07:50,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 03:07:50,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:07:50,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-28 03:07:50,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:07:50,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:07:50,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:07:50,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:07:50,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:07:50,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 03:07:50,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:07:50,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 03:07:50,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:07:50,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:07:50,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:07:50,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:07:50,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:07:50,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:07:50,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:07:50,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:07:50,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:07:50,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:07:50,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:07:50,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 03:07:50,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:07:50,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:07:50,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:07:50,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:07:50,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:07:50,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 03:07:50,560 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [546165005] [2020-10-28 03:07:50,562 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 03:07:50,562 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 03:07:50,563 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674154558] [2020-10-28 03:07:50,567 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 03:07:50,567 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 03:07:50,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 03:07:50,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 03:07:50,583 INFO L87 Difference]: Start difference. First operand 761 states. Second operand 4 states. [2020-10-28 03:07:55,841 WARN L193 SmtUtils]: Spent 3.06 s on a formula simplification that was a NOOP. DAG size: 688 [2020-10-28 03:08:22,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 03:08:22,262 INFO L93 Difference]: Finished difference Result 2345 states and 3390 transitions. [2020-10-28 03:08:22,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 03:08:22,267 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2020-10-28 03:08:22,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 03:08:22,301 INFO L225 Difference]: With dead ends: 2345 [2020-10-28 03:08:22,302 INFO L226 Difference]: Without dead ends: 1586 [2020-10-28 03:08:22,314 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 03:08:22,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1586 states. [2020-10-28 03:08:23,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1586 to 1452. [2020-10-28 03:08:23,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1452 states. [2020-10-28 03:08:23,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1452 states and 1815 transitions. [2020-10-28 03:08:23,152 INFO L78 Accepts]: Start accepts. Automaton has 1452 states and 1815 transitions. Word has length 31 [2020-10-28 03:08:23,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 03:08:23,153 INFO L481 AbstractCegarLoop]: Abstraction has 1452 states and 1815 transitions. [2020-10-28 03:08:23,153 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 03:08:23,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1815 transitions. [2020-10-28 03:08:23,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-10-28 03:08:23,154 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 03:08:23,154 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 03:08:23,155 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 03:08:23,155 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 03:08:23,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 03:08:23,155 INFO L82 PathProgramCache]: Analyzing trace with hash -1940291156, now seen corresponding path program 1 times [2020-10-28 03:08:23,156 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 03:08:23,156 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1479282108] [2020-10-28 03:08:23,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 03:08:23,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:08:23,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:08:25,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:08:25,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-28 03:08:25,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:08:25,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2106 [2020-10-28 03:08:25,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:08:25,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 03:08:25,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 03:08:25,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-28 03:08:25,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:08:28,422 WARN L193 SmtUtils]: Spent 2.85 s on a formula simplification that was a NOOP. DAG size: 685 [2020-10-28 03:08:28,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 03:08:28,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:08:28,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:08:29,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:08:29,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:08:29,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:08:29,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1054 [2020-10-28 03:08:29,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:08:29,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 03:08:29,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:08:29,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 03:08:29,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:08:29,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 03:08:29,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:08:29,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:08:29,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:08:29,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 03:08:29,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:08:29,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 03:08:29,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:08:29,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 03:08:29,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:08:29,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 03:08:29,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:08:29,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 03:08:29,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:08:29,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:08:29,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:08:29,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 03:08:29,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:08:29,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 03:08:29,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:08:29,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 03:08:29,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:08:29,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-28 03:08:29,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:08:29,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:08:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:08:29,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:08:29,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:08:29,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 03:08:29,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:08:29,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 03:08:29,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:08:29,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:08:29,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:08:29,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:08:29,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:08:29,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:08:29,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:08:29,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:08:29,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:08:29,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:08:29,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:08:29,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 03:08:29,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:08:29,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:08:29,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:08:29,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:08:29,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:08:29,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 03:08:29,724 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1479282108] [2020-10-28 03:08:29,724 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 03:08:29,725 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 03:08:29,725 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306612683] [2020-10-28 03:08:29,726 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 03:08:29,726 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 03:08:29,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 03:08:29,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 03:08:29,728 INFO L87 Difference]: Start difference. First operand 1452 states and 1815 transitions. Second operand 4 states. [2020-10-28 03:08:35,114 WARN L193 SmtUtils]: Spent 3.19 s on a formula simplification that was a NOOP. DAG size: 687 [2020-10-28 03:08:47,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 03:08:47,114 INFO L93 Difference]: Finished difference Result 1585 states and 2016 transitions. [2020-10-28 03:08:47,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 03:08:47,115 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2020-10-28 03:08:47,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 03:08:47,126 INFO L225 Difference]: With dead ends: 1585 [2020-10-28 03:08:47,126 INFO L226 Difference]: Without dead ends: 1570 [2020-10-28 03:08:47,128 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 03:08:47,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1570 states. [2020-10-28 03:08:47,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1570 to 1441. [2020-10-28 03:08:47,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1441 states. [2020-10-28 03:08:47,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 1441 states and 1800 transitions. [2020-10-28 03:08:47,844 INFO L78 Accepts]: Start accepts. Automaton has 1441 states and 1800 transitions. Word has length 32 [2020-10-28 03:08:47,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 03:08:47,844 INFO L481 AbstractCegarLoop]: Abstraction has 1441 states and 1800 transitions. [2020-10-28 03:08:47,844 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 03:08:47,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 1800 transitions. [2020-10-28 03:08:47,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-10-28 03:08:47,865 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 03:08:47,867 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 03:08:47,867 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 03:08:47,867 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 03:08:47,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 03:08:47,868 INFO L82 PathProgramCache]: Analyzing trace with hash -1744051159, now seen corresponding path program 1 times [2020-10-28 03:08:47,868 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 03:08:47,869 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1584030233] [2020-10-28 03:08:47,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 03:08:48,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:08:48,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:08:48,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:08:48,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:08:49,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:08:53,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:08:53,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 261 [2020-10-28 03:08:53,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 03:08:53,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5689 [2020-10-28 03:08:53,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:08:53,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 03:08:53,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 208 [2020-10-28 03:08:53,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 03:08:53,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 03:08:56,773 WARN L193 SmtUtils]: Spent 2.80 s on a formula simplification that was a NOOP. DAG size: 685 [2020-10-28 03:08:56,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 03:08:56,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:08:56,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:08:57,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:08:57,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:08:57,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:08:57,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 661 [2020-10-28 03:08:57,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:08:57,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:08:57,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:08:57,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:08:57,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:08:57,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 03:08:57,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:08:57,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:08:57,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:08:57,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 03:08:57,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:08:57,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 03:08:57,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:08:57,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:08:57,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:08:57,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:08:57,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:08:57,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 03:08:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:08:57,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:08:57,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:08:57,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 03:08:57,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:08:57,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 03:08:57,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:08:57,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:08:57,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:08:57,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:08:57,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:08:57,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:08:57,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:08:57,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:08:57,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:08:57,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 03:08:57,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:08:57,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 03:08:57,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:08:57,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:08:57,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:08:57,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:08:57,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:08:57,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:08:57,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:08:57,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:08:57,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:08:57,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:08:57,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:08:57,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 03:08:57,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:08:57,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:08:57,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:08:57,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:08:57,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:08:57,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-28 03:08:57,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:08:57,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:08:57,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:08:57,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:08:57,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:02,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:02,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-10-28 03:09:02,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 03:09:02,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-28 03:09:02,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:02,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 03:09:02,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 162 [2020-10-28 03:09:02,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 03:09:02,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:09:02,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 03:09:02,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:02,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:02,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:02,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 03:09:02,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:02,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 03:09:02,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:02,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:02,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:09:02,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:02,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:09:02,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:09:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:02,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:02,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:02,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 03:09:02,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:02,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 03:09:02,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:02,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:02,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:09:02,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:02,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 03:09:02,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:09:02,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:02,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:02,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:02,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 03:09:02,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:02,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 03:09:02,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:02,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:02,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:09:02,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:02,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 03:09:02,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:09:02,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:02,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:02,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:02,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:09:02,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:02,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 03:09:02,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:02,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:02,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:09:02,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:02,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:09:02,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 03:09:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:02,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:02,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:02,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 03:09:02,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:02,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 03:09:02,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:02,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:02,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:09:02,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:02,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:09:02,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:09:02,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:02,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:02,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:02,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 03:09:02,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:02,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 03:09:02,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:02,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:02,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:09:02,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:02,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:09:02,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:09:02,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:02,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:02,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:02,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 03:09:02,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:02,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 03:09:02,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:02,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:02,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:09:02,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:02,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:09:02,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 03:09:02,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:02,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:02,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:02,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:09:02,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:02,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 03:09:02,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:02,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:02,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:09:02,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:02,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 03:09:02,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 03:09:02,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:02,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:02,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:02,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 03:09:02,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:02,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 03:09:02,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:02,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:02,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:09:02,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:02,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:09:02,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:09:02,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:02,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:02,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:02,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 03:09:02,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:02,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 03:09:02,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:02,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:02,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:09:02,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:02,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:09:03,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:09:03,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:03,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:03,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:03,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:09:03,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:03,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 03:09:03,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:03,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:03,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:09:03,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:03,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:09:03,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 03:09:03,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:03,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:03,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:03,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:03,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-28 03:09:03,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 03:09:03,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 350 [2020-10-28 03:09:03,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:03,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 03:09:03,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-28 03:09:03,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 03:09:03,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 03:09:03,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:09:03,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:03,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:03,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:03,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:09:03,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:03,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 03:09:03,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:03,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:03,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:09:03,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:03,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:09:03,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 03:09:03,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:03,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:03,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:03,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 03:09:03,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:03,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 03:09:03,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:03,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:03,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:09:03,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:03,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:09:03,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:09:03,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:03,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:03,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:03,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:09:03,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:03,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 03:09:03,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:03,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:03,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:09:03,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:03,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:09:03,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 03:09:03,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:03,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:03,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:03,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 03:09:03,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:03,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 03:09:03,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:03,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:03,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:09:03,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:03,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:09:03,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:09:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:03,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:03,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:03,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:09:03,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:03,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 03:09:03,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:03,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:03,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:09:03,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:03,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:09:03,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 03:09:03,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:03,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:03,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:03,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 03:09:03,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:03,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 03:09:03,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:03,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:03,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:09:03,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:03,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:09:03,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:09:03,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:03,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:03,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:03,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:09:03,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:03,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 03:09:03,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:03,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:03,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:09:03,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:03,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:09:03,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 03:09:03,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:03,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:03,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:03,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 03:09:03,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:03,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-28 03:09:03,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:03,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 03:09:03,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 03:09:03,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 03:09:03,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 03:09:03,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 03:09:03,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:03,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:03,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:03,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 03:09:03,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:03,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 03:09:03,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:03,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 03:09:03,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:09:03,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 03:09:03,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 03:09:03,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 03:09:03,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:03,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:03,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:03,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:09:03,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:03,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 03:09:03,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:03,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 03:09:03,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:09:03,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 03:09:03,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 03:09:03,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-28 03:09:03,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:03,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:03,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:03,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:09:03,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:03,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 03:09:03,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:03,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:03,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 03:09:03,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:03,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:09:03,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-28 03:09:03,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:03,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:03,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:03,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:09:03,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:03,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 03:09:03,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:03,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:03,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 03:09:03,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:03,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 03:09:04,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-28 03:09:04,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:04,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:04,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:04,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:09:04,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:04,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 03:09:04,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:04,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:04,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 03:09:04,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:04,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:09:04,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2020-10-28 03:09:04,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:04,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:04,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:04,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 03:09:04,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:04,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 03:09:04,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:04,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:04,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 03:09:04,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:04,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:09:04,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 03:09:04,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:04,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:04,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:04,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:09:04,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:09:04,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 03:09:04,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:04,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:09:04,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:09:04,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:09:04,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:09:04,146 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-28 03:09:04,146 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1584030233] [2020-10-28 03:09:04,147 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 03:09:04,147 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-28 03:09:04,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359123011] [2020-10-28 03:09:04,148 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-28 03:09:04,148 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 03:09:04,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-28 03:09:04,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2020-10-28 03:09:04,150 INFO L87 Difference]: Start difference. First operand 1441 states and 1800 transitions. Second operand 15 states. [2020-10-28 03:09:07,446 WARN L193 SmtUtils]: Spent 3.24 s on a formula simplification that was a NOOP. DAG size: 694 [2020-10-28 03:09:13,852 WARN L193 SmtUtils]: Spent 3.06 s on a formula simplification that was a NOOP. DAG size: 701 [2020-10-28 03:09:18,460 WARN L193 SmtUtils]: Spent 3.17 s on a formula simplification that was a NOOP. DAG size: 697 [2020-10-28 03:09:23,188 WARN L193 SmtUtils]: Spent 3.02 s on a formula simplification that was a NOOP. DAG size: 699 [2020-10-28 03:09:26,272 WARN L193 SmtUtils]: Spent 3.02 s on a formula simplification that was a NOOP. DAG size: 699 [2020-10-28 03:09:29,492 WARN L193 SmtUtils]: Spent 3.10 s on a formula simplification that was a NOOP. DAG size: 699 [2020-10-28 03:09:32,694 WARN L193 SmtUtils]: Spent 3.14 s on a formula simplification that was a NOOP. DAG size: 699 [2020-10-28 03:09:36,579 WARN L193 SmtUtils]: Spent 3.05 s on a formula simplification that was a NOOP. DAG size: 688 [2020-10-28 03:09:53,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 03:09:53,111 INFO L93 Difference]: Finished difference Result 2639 states and 3449 transitions. [2020-10-28 03:09:53,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-28 03:09:53,112 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 185 [2020-10-28 03:09:53,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 03:09:53,125 INFO L225 Difference]: With dead ends: 2639 [2020-10-28 03:09:53,126 INFO L226 Difference]: Without dead ends: 1902 [2020-10-28 03:09:53,129 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 28.4s TimeCoverageRelationStatistics Valid=131, Invalid=469, Unknown=0, NotChecked=0, Total=600 [2020-10-28 03:09:53,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1902 states. [2020-10-28 03:09:53,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1902 to 1439. [2020-10-28 03:09:53,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1439 states. [2020-10-28 03:09:53,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1439 states and 1798 transitions. [2020-10-28 03:09:53,712 INFO L78 Accepts]: Start accepts. Automaton has 1439 states and 1798 transitions. Word has length 185 [2020-10-28 03:09:53,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 03:09:53,712 INFO L481 AbstractCegarLoop]: Abstraction has 1439 states and 1798 transitions. [2020-10-28 03:09:53,713 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-28 03:09:53,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 1798 transitions. [2020-10-28 03:09:53,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-10-28 03:09:53,716 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 03:09:53,717 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 03:09:53,717 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 03:09:53,717 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 03:09:53,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 03:09:53,718 INFO L82 PathProgramCache]: Analyzing trace with hash -774470136, now seen corresponding path program 1 times [2020-10-28 03:09:53,718 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 03:09:53,719 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1165852516] [2020-10-28 03:09:53,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 03:09:53,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:09:53,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:54,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:54,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:09:59,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:09:59,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 261 [2020-10-28 03:09:59,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 03:09:59,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5202 [2020-10-28 03:09:59,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:09:59,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 03:09:59,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 208 [2020-10-28 03:09:59,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 03:09:59,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:02,213 WARN L193 SmtUtils]: Spent 3.04 s on a formula simplification that was a NOOP. DAG size: 685 [2020-10-28 03:10:02,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 03:10:02,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:02,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:02,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:02,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:10:02,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:02,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 616 [2020-10-28 03:10:02,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:02,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:02,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:02,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:02,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:02,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 03:10:02,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:02,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:02,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:02,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 03:10:02,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:02,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 03:10:02,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:02,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:02,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:02,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:02,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:02,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 03:10:02,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:02,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:02,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:02,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 03:10:02,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:02,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 03:10:02,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:02,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:02,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:02,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:02,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:02,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:02,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:02,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:02,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 03:10:02,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:02,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 03:10:02,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:02,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:02,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:02,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:02,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:02,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:02,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:02,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:02,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:02,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:10:02,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:02,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 03:10:02,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:02,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:02,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:02,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:02,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:02,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-28 03:10:03,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:03,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:03,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:03,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 187 [2020-10-28 03:10:08,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 03:10:08,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-28 03:10:08,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 03:10:08,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 162 [2020-10-28 03:10:08,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 03:10:08,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 03:10:08,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,138 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 03:10:08,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 03:10:08,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,139 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:08,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 03:10:08,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 03:10:08,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:08,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 03:10:08,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 03:10:08,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:08,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:10:08,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 03:10:08,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 03:10:08,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 03:10:08,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 03:10:08,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:08,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 03:10:08,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 03:10:08,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:08,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 03:10:08,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 03:10:08,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 03:10:08,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 03:10:08,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:10:08,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 03:10:08,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 03:10:08,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 03:10:08,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 03:10:08,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:08,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 03:10:08,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 03:10:08,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:08,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:10:08,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 03:10:08,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 03:10:08,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-28 03:10:08,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 159 [2020-10-28 03:10:08,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 03:10:08,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-28 03:10:08,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:08,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:10:08,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 03:10:08,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 03:10:08,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 03:10:08,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 03:10:08,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:08,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:10:08,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 03:10:08,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 03:10:08,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 03:10:08,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 03:10:08,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:08,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:10:08,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 03:10:08,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 03:10:08,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 03:10:08,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 03:10:08,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:08,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:10:08,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 03:10:08,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 03:10:08,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 03:10:08,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 03:10:08,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 03:10:08,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 03:10:08,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 03:10:08,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 03:10:08,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:10:08,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 03:10:08,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-28 03:10:08,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:10:08,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 03:10:08,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 03:10:08,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-28 03:10:08,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:10:08,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 03:10:08,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 03:10:08,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-28 03:10:08,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:10:08,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 03:10:08,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 03:10:08,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2020-10-28 03:10:08,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 03:10:08,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 03:10:08,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 03:10:08,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 03:10:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:08,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:08,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:08,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:10:08,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:08,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 03:10:08,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:08,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:08,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:08,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:08,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:08,916 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2020-10-28 03:10:08,917 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1165852516] [2020-10-28 03:10:08,917 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 03:10:08,917 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-28 03:10:08,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992795368] [2020-10-28 03:10:08,919 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 03:10:08,919 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 03:10:08,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 03:10:08,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-28 03:10:08,920 INFO L87 Difference]: Start difference. First operand 1439 states and 1798 transitions. Second operand 11 states. [2020-10-28 03:10:12,069 WARN L193 SmtUtils]: Spent 3.10 s on a formula simplification that was a NOOP. DAG size: 694 [2020-10-28 03:10:21,308 WARN L193 SmtUtils]: Spent 3.13 s on a formula simplification that was a NOOP. DAG size: 689 [2020-10-28 03:10:24,533 WARN L193 SmtUtils]: Spent 3.10 s on a formula simplification that was a NOOP. DAG size: 688 [2020-10-28 03:10:27,732 WARN L193 SmtUtils]: Spent 3.09 s on a formula simplification that was a NOOP. DAG size: 688 [2020-10-28 03:10:41,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 03:10:41,318 INFO L93 Difference]: Finished difference Result 3336 states and 4329 transitions. [2020-10-28 03:10:41,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 03:10:41,319 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 185 [2020-10-28 03:10:41,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 03:10:41,333 INFO L225 Difference]: With dead ends: 3336 [2020-10-28 03:10:41,333 INFO L226 Difference]: Without dead ends: 1922 [2020-10-28 03:10:41,339 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 15.8s TimeCoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2020-10-28 03:10:41,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1922 states. [2020-10-28 03:10:42,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1922 to 1449. [2020-10-28 03:10:42,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1449 states. [2020-10-28 03:10:42,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1449 states and 1809 transitions. [2020-10-28 03:10:42,069 INFO L78 Accepts]: Start accepts. Automaton has 1449 states and 1809 transitions. Word has length 185 [2020-10-28 03:10:42,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 03:10:42,069 INFO L481 AbstractCegarLoop]: Abstraction has 1449 states and 1809 transitions. [2020-10-28 03:10:42,070 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 03:10:42,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1809 transitions. [2020-10-28 03:10:42,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2020-10-28 03:10:42,074 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 03:10:42,075 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 03:10:42,075 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 03:10:42,075 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 03:10:42,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 03:10:42,076 INFO L82 PathProgramCache]: Analyzing trace with hash -1418491921, now seen corresponding path program 1 times [2020-10-28 03:10:42,076 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 03:10:42,076 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [52330085] [2020-10-28 03:10:42,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 03:10:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:42,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:42,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:47,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:47,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 287 [2020-10-28 03:10:47,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 03:10:47,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5334 [2020-10-28 03:10:47,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:47,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 03:10:47,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 120 [2020-10-28 03:10:47,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 03:10:47,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:50,750 WARN L193 SmtUtils]: Spent 3.02 s on a formula simplification that was a NOOP. DAG size: 685 [2020-10-28 03:10:50,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 03:10:50,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:50,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:51,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:51,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:10:51,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:51,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 439 [2020-10-28 03:10:51,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:51,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:51,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:51,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:51,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:51,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 03:10:51,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:51,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:51,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:51,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 03:10:51,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:51,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 03:10:51,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:51,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:51,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:51,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:51,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:51,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 03:10:51,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:51,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:51,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:51,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 03:10:51,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:51,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 03:10:51,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:51,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:51,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:51,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:51,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:51,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:51,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:51,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:51,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:51,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 03:10:51,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:51,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 03:10:51,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:51,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:51,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:51,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:51,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:51,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:51,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:51,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:51,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:51,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:10:51,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:51,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 03:10:51,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:51,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:51,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:51,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:51,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:51,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-28 03:10:51,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:51,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:51,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:55,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:55,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 213 [2020-10-28 03:10:55,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 03:10:55,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4116 [2020-10-28 03:10:55,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:55,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 03:10:55,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-28 03:10:55,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 03:10:55,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:55,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-28 03:10:55,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:55,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:55,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:55,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 03:10:55,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:55,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 03:10:55,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:55,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:55,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:55,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:55,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:55,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:55,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:55,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:55,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:55,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 03:10:55,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:55,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 03:10:55,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:55,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:55,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:55,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:55,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:55,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:55,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:55,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:55,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:55,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 03:10:55,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:55,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 03:10:55,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:55,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:55,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:55,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:55,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:55,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:55,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:55,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:55,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:55,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:10:55,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:55,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 03:10:55,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:55,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:55,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:55,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:55,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:55,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-28 03:10:55,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:55,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:55,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:55,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 03:10:55,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:55,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 03:10:55,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:55,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:55,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:55,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:55,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:55,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:55,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:55,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:55,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:55,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 03:10:55,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:55,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 03:10:55,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:55,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:55,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:55,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:55,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:55,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:55,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:55,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:55,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:55,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 03:10:55,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:55,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 03:10:55,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:55,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:55,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:55,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:55,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:55,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 03:10:55,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:55,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:55,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:55,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:10:55,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:55,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 03:10:55,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:55,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:55,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:55,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:55,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:55,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 03:10:55,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:55,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:55,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:55,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 03:10:55,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:55,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-28 03:10:55,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:55,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 03:10:55,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:55,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-28 03:10:55,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:56,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 03:10:56,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 03:10:56,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 03:10:56,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:56,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 03:10:56,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:10:56,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 03:10:56,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 03:10:56,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:56,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 03:10:56,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-28 03:10:56,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 108 [2020-10-28 03:10:56,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-28 03:10:56,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:56,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 105 [2020-10-28 03:10:56,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:56,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:56,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:10:56,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 03:10:56,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:56,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:56,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:56,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 03:10:56,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 03:10:56,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 03:10:56,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:56,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:56,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:56,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:56,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:10:56,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 03:10:56,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:56,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:56,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:56,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 03:10:56,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 03:10:56,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 03:10:56,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:56,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:56,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:56,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:56,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:10:56,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 03:10:56,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:56,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:56,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:56,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 03:10:56,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 03:10:56,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 03:10:56,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:56,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:56,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:56,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:56,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:10:56,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 03:10:56,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:56,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:56,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:56,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 03:10:56,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 03:10:56,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 03:10:56,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:56,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:56,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:56,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 03:10:56,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 03:10:56,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 03:10:56,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:56,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:56,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:56,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 03:10:56,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 03:10:56,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 03:10:56,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:56,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:56,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:56,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-28 03:10:56,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 03:10:56,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 03:10:56,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:56,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:56,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:56,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 03:10:56,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:10:56,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 03:10:56,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:56,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:56,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:56,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 03:10:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:10:56,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 03:10:56,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:56,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:56,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:56,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-28 03:10:56,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:10:56,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 03:10:56,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:56,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:56,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:56,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-28 03:10:56,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:10:56,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 03:10:56,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:56,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 03:10:56,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:56,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-28 03:10:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:10:56,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 03:10:56,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:56,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 03:10:56,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:56,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-28 03:10:56,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:10:56,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 03:10:56,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:56,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 03:10:56,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:56,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2020-10-28 03:10:56,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 03:10:56,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 03:10:56,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:56,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 03:10:56,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:56,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 03:10:56,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 03:10:56,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 03:10:56,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 03:10:56,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 03:10:56,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 03:10:56,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 03:10:56,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 03:10:56,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 03:10:56,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 03:10:56,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 03:10:56,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 03:10:56,811 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2020-10-28 03:10:56,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [52330085] [2020-10-28 03:10:56,811 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 03:10:56,811 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-28 03:10:56,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799650347] [2020-10-28 03:10:56,813 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-28 03:10:56,813 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 03:10:56,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-28 03:10:56,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2020-10-28 03:10:56,814 INFO L87 Difference]: Start difference. First operand 1449 states and 1809 transitions. Second operand 15 states.