/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=1.0 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-22 02:15:40,454 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 02:15:40,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 02:15:40,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-22 02:15:40,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-22 02:15:40,507 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-22 02:15:40,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-22 02:15:40,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-22 02:15:40,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-22 02:15:40,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-22 02:15:40,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-22 02:15:40,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-22 02:15:40,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 02:15:40,524 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 02:15:40,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 02:15:40,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 02:15:40,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 02:15:40,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 02:15:40,532 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 02:15:40,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 02:15:40,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 02:15:40,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 02:15:40,546 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 02:15:40,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 02:15:40,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-22 02:15:40,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-22 02:15:40,559 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-22 02:15:40,561 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-22 02:15:40,561 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-22 02:15:40,565 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-22 02:15:40,565 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-22 02:15:40,566 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-22 02:15:40,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-22 02:15:40,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-22 02:15:40,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-22 02:15:40,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-22 02:15:40,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-22 02:15:40,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-22 02:15:40,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 02:15:40,573 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 02:15:40,574 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 02:15:40,575 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-22 02:15:40,615 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 02:15:40,615 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 02:15:40,618 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-22 02:15:40,618 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-22 02:15:40,618 INFO L138 SettingsManager]: * Use SBE=true [2020-08-22 02:15:40,619 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 02:15:40,619 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 02:15:40,619 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 02:15:40,619 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 02:15:40,620 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 02:15:40,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 02:15:40,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 02:15:40,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 02:15:40,622 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 02:15:40,622 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 02:15:40,622 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 02:15:40,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 02:15:40,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 02:15:40,623 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-22 02:15:40,623 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 02:15:40,623 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 02:15:40,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 02:15:40,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 02:15:40,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-22 02:15:40,624 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-22 02:15:40,624 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-22 02:15:40,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-22 02:15:40,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 02:15:40,624 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-22 02:15:40,625 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true; [2020-08-22 02:15:40,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 02:15:40,924 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 02:15:40,928 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 02:15:40,929 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 02:15:40,929 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 02:15:40,930 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i [2020-08-22 02:15:40,989 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/75bc22ac9/fa5b527bfe144cc4a75166a1c3356a57/FLAGd3065f3e1 [2020-08-22 02:15:41,471 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 02:15:41,471 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i [2020-08-22 02:15:41,499 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/75bc22ac9/fa5b527bfe144cc4a75166a1c3356a57/FLAGd3065f3e1 [2020-08-22 02:15:41,819 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/75bc22ac9/fa5b527bfe144cc4a75166a1c3356a57 [2020-08-22 02:15:41,829 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 02:15:41,831 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 02:15:41,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 02:15:41,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 02:15:41,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 02:15:41,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 02:15:41" (1/1) ... [2020-08-22 02:15:41,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b989355 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:15:41, skipping insertion in model container [2020-08-22 02:15:41,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 02:15:41" (1/1) ... [2020-08-22 02:15:41,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 02:15:41,891 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 02:15:42,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 02:15:42,290 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 02:15:42,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 02:15:42,404 INFO L208 MainTranslator]: Completed translation [2020-08-22 02:15:42,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:15:42 WrapperNode [2020-08-22 02:15:42,406 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 02:15:42,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 02:15:42,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 02:15:42,407 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 02:15:42,420 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:15:42" (1/1) ... [2020-08-22 02:15:42,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:15:42" (1/1) ... [2020-08-22 02:15:42,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:15:42" (1/1) ... [2020-08-22 02:15:42,438 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:15:42" (1/1) ... [2020-08-22 02:15:42,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:15:42" (1/1) ... [2020-08-22 02:15:42,462 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:15:42" (1/1) ... [2020-08-22 02:15:42,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:15:42" (1/1) ... [2020-08-22 02:15:42,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 02:15:42,473 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 02:15:42,474 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 02:15:42,474 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 02:15:42,475 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:15:42" (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 [2020-08-22 02:15:42,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 02:15:42,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 02:15:42,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-08-22 02:15:42,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-08-22 02:15:42,545 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2020-08-22 02:15:42,545 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2020-08-22 02:15:42,546 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2020-08-22 02:15:42,546 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_destroy [2020-08-22 02:15:42,546 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_get_data_at [2020-08-22 02:15:42,547 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_update_at [2020-08-22 02:15:42,547 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 02:15:42,548 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 02:15:42,548 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-08-22 02:15:42,548 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-08-22 02:15:42,548 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-08-22 02:15:42,549 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-08-22 02:15:42,549 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-08-22 02:15:42,549 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-08-22 02:15:42,549 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-08-22 02:15:42,550 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-08-22 02:15:42,550 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-08-22 02:15:42,551 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-08-22 02:15:42,551 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-08-22 02:15:42,551 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-08-22 02:15:42,553 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-08-22 02:15:42,553 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-08-22 02:15:42,554 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-08-22 02:15:42,554 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-08-22 02:15:42,554 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-08-22 02:15:42,554 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-08-22 02:15:42,554 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-08-22 02:15:42,554 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-08-22 02:15:42,555 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-08-22 02:15:42,555 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-08-22 02:15:42,555 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-08-22 02:15:42,555 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-08-22 02:15:42,555 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-08-22 02:15:42,555 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-08-22 02:15:42,555 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-08-22 02:15:42,556 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-08-22 02:15:42,556 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-08-22 02:15:42,556 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-08-22 02:15:42,557 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-08-22 02:15:42,557 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-08-22 02:15:42,557 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-08-22 02:15:42,557 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-08-22 02:15:42,557 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-08-22 02:15:42,557 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-08-22 02:15:42,558 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-08-22 02:15:42,558 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-08-22 02:15:42,558 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-08-22 02:15:42,558 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-08-22 02:15:42,558 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-08-22 02:15:42,559 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-08-22 02:15:42,559 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-08-22 02:15:42,559 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-08-22 02:15:42,559 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-08-22 02:15:42,559 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-08-22 02:15:42,560 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-08-22 02:15:42,560 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-08-22 02:15:42,560 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-08-22 02:15:42,560 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-08-22 02:15:42,560 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-08-22 02:15:42,560 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-08-22 02:15:42,561 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-22 02:15:42,561 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-08-22 02:15:42,561 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-08-22 02:15:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-22 02:15:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-08-22 02:15:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-08-22 02:15:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-08-22 02:15:42,563 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-08-22 02:15:42,564 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-08-22 02:15:42,564 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-22 02:15:42,565 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-08-22 02:15:42,565 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-08-22 02:15:42,565 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-08-22 02:15:42,565 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-22 02:15:42,566 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-08-22 02:15:42,566 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-08-22 02:15:42,566 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-08-22 02:15:42,566 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-08-22 02:15:42,566 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-08-22 02:15:42,566 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-08-22 02:15:42,566 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-08-22 02:15:42,567 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-08-22 02:15:42,567 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-08-22 02:15:42,568 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-08-22 02:15:42,568 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-08-22 02:15:42,568 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-08-22 02:15:42,568 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-08-22 02:15:42,568 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-08-22 02:15:42,568 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-08-22 02:15:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-08-22 02:15:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-08-22 02:15:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-08-22 02:15:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-08-22 02:15:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-08-22 02:15:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-08-22 02:15:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-08-22 02:15:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-08-22 02:15:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-08-22 02:15:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-08-22 02:15:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-08-22 02:15:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-08-22 02:15:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-08-22 02:15:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-08-22 02:15:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-08-22 02:15:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-08-22 02:15:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-08-22 02:15:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-08-22 02:15:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-08-22 02:15:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-08-22 02:15:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-08-22 02:15:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-08-22 02:15:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-08-22 02:15:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-08-22 02:15:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2020-08-22 02:15:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2020-08-22 02:15:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-22 02:15:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-22 02:15:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-22 02:15:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2020-08-22 02:15:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure sll_destroy [2020-08-22 02:15:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-22 02:15:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-22 02:15:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure sll_get_data_at [2020-08-22 02:15:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-22 02:15:42,576 INFO L130 BoogieDeclarations]: Found specification of procedure sll_update_at [2020-08-22 02:15:42,576 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 02:15:42,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 02:15:42,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 02:15:43,007 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2020-08-22 02:15:43,147 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 02:15:43,147 INFO L295 CfgBuilder]: Removed 6 assume(true) statements. [2020-08-22 02:15:43,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 02:15:43 BoogieIcfgContainer [2020-08-22 02:15:43,152 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 02:15:43,153 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 02:15:43,153 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 02:15:43,156 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 02:15:43,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 02:15:41" (1/3) ... [2020-08-22 02:15:43,157 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22c768dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 02:15:43, skipping insertion in model container [2020-08-22 02:15:43,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:15:42" (2/3) ... [2020-08-22 02:15:43,158 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22c768dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 02:15:43, skipping insertion in model container [2020-08-22 02:15:43,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 02:15:43" (3/3) ... [2020-08-22 02:15:43,160 INFO L109 eAbstractionObserver]: Analyzing ICFG sll2n_update_all_reverse.i [2020-08-22 02:15:43,170 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 02:15:43,176 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 02:15:43,189 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 02:15:43,214 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 02:15:43,215 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 02:15:43,215 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-22 02:15:43,215 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 02:15:43,215 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 02:15:43,215 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 02:15:43,216 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 02:15:43,216 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 02:15:43,233 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2020-08-22 02:15:43,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-08-22 02:15:43,240 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:15:43,241 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] [2020-08-22 02:15:43,242 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:15:43,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:15:43,247 INFO L82 PathProgramCache]: Analyzing trace with hash -1559034541, now seen corresponding path program 1 times [2020-08-22 02:15:43,256 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:15:43,256 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1422281989] [2020-08-22 02:15:43,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:15:43,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:43,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:15:43,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:43,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 02:15:43,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:43,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-08-22 02:15:43,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:43,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 02:15:43,533 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1422281989] [2020-08-22 02:15:43,536 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 02:15:43,536 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-22 02:15:43,537 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441840353] [2020-08-22 02:15:43,543 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-22 02:15:43,544 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:15:43,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-22 02:15:43,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-08-22 02:15:43,563 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 4 states. [2020-08-22 02:15:43,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:15:43,894 INFO L93 Difference]: Finished difference Result 128 states and 183 transitions. [2020-08-22 02:15:43,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-22 02:15:43,896 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 25 [2020-08-22 02:15:43,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:15:43,908 INFO L225 Difference]: With dead ends: 128 [2020-08-22 02:15:43,908 INFO L226 Difference]: Without dead ends: 69 [2020-08-22 02:15:43,912 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-08-22 02:15:43,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-08-22 02:15:43,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 42. [2020-08-22 02:15:43,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-08-22 02:15:43,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 46 transitions. [2020-08-22 02:15:43,966 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 46 transitions. Word has length 25 [2020-08-22 02:15:43,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:15:43,966 INFO L479 AbstractCegarLoop]: Abstraction has 42 states and 46 transitions. [2020-08-22 02:15:43,966 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-22 02:15:43,967 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 46 transitions. [2020-08-22 02:15:43,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-08-22 02:15:43,968 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:15:43,968 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] [2020-08-22 02:15:43,969 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 02:15:43,969 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:15:43,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:15:43,969 INFO L82 PathProgramCache]: Analyzing trace with hash -404189262, now seen corresponding path program 1 times [2020-08-22 02:15:43,970 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:15:43,970 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [165134345] [2020-08-22 02:15:43,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:15:43,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:44,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:15:44,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:44,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 02:15:44,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:44,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-08-22 02:15:44,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:44,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 02:15:44,127 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [165134345] [2020-08-22 02:15:44,128 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 02:15:44,128 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-22 02:15:44,128 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225624662] [2020-08-22 02:15:44,130 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 02:15:44,130 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:15:44,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 02:15:44,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-22 02:15:44,131 INFO L87 Difference]: Start difference. First operand 42 states and 46 transitions. Second operand 7 states. [2020-08-22 02:15:44,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:15:44,381 INFO L93 Difference]: Finished difference Result 71 states and 80 transitions. [2020-08-22 02:15:44,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 02:15:44,382 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 25 [2020-08-22 02:15:44,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:15:44,383 INFO L225 Difference]: With dead ends: 71 [2020-08-22 02:15:44,384 INFO L226 Difference]: Without dead ends: 46 [2020-08-22 02:15:44,385 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-08-22 02:15:44,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-08-22 02:15:44,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 43. [2020-08-22 02:15:44,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-08-22 02:15:44,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 47 transitions. [2020-08-22 02:15:44,395 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 47 transitions. Word has length 25 [2020-08-22 02:15:44,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:15:44,395 INFO L479 AbstractCegarLoop]: Abstraction has 43 states and 47 transitions. [2020-08-22 02:15:44,395 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 02:15:44,395 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2020-08-22 02:15:44,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-08-22 02:15:44,397 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:15:44,397 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, 1, 1] [2020-08-22 02:15:44,397 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-22 02:15:44,397 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:15:44,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:15:44,398 INFO L82 PathProgramCache]: Analyzing trace with hash 965527869, now seen corresponding path program 1 times [2020-08-22 02:15:44,398 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:15:44,398 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [172254286] [2020-08-22 02:15:44,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:15:44,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:44,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:15:44,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:44,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 02:15:44,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:44,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 02:15:44,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:44,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-08-22 02:15:44,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:44,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 02:15:44,671 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [172254286] [2020-08-22 02:15:44,671 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:15:44,671 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-22 02:15:44,675 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820321769] [2020-08-22 02:15:44,675 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 02:15:44,676 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:15:44,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 02:15:44,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-22 02:15:44,677 INFO L87 Difference]: Start difference. First operand 43 states and 47 transitions. Second operand 8 states. [2020-08-22 02:15:44,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:15:44,956 INFO L93 Difference]: Finished difference Result 75 states and 85 transitions. [2020-08-22 02:15:44,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-22 02:15:44,957 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 34 [2020-08-22 02:15:44,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:15:44,958 INFO L225 Difference]: With dead ends: 75 [2020-08-22 02:15:44,958 INFO L226 Difference]: Without dead ends: 50 [2020-08-22 02:15:44,959 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2020-08-22 02:15:44,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-08-22 02:15:44,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 47. [2020-08-22 02:15:44,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2020-08-22 02:15:44,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 52 transitions. [2020-08-22 02:15:44,968 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 52 transitions. Word has length 34 [2020-08-22 02:15:44,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:15:44,969 INFO L479 AbstractCegarLoop]: Abstraction has 47 states and 52 transitions. [2020-08-22 02:15:44,969 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 02:15:44,969 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2020-08-22 02:15:44,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-08-22 02:15:44,972 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:15:44,972 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 02:15:44,972 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-22 02:15:44,972 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:15:44,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:15:44,973 INFO L82 PathProgramCache]: Analyzing trace with hash 2121866258, now seen corresponding path program 2 times [2020-08-22 02:15:44,973 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:15:44,974 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1575416682] [2020-08-22 02:15:44,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:15:45,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:45,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:15:45,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:45,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 02:15:45,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:45,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 02:15:45,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:45,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-22 02:15:45,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:45,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-08-22 02:15:45,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:45,102 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-08-22 02:15:45,103 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1575416682] [2020-08-22 02:15:45,103 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 02:15:45,103 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-22 02:15:45,103 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800628779] [2020-08-22 02:15:45,104 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-22 02:15:45,104 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:15:45,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-22 02:15:45,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-08-22 02:15:45,105 INFO L87 Difference]: Start difference. First operand 47 states and 52 transitions. Second operand 6 states. [2020-08-22 02:15:45,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:15:45,322 INFO L93 Difference]: Finished difference Result 70 states and 79 transitions. [2020-08-22 02:15:45,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-22 02:15:45,323 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 43 [2020-08-22 02:15:45,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:15:45,325 INFO L225 Difference]: With dead ends: 70 [2020-08-22 02:15:45,325 INFO L226 Difference]: Without dead ends: 57 [2020-08-22 02:15:45,326 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-08-22 02:15:45,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-08-22 02:15:45,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 48. [2020-08-22 02:15:45,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-08-22 02:15:45,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 53 transitions. [2020-08-22 02:15:45,343 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 53 transitions. Word has length 43 [2020-08-22 02:15:45,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:15:45,344 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 53 transitions. [2020-08-22 02:15:45,344 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-22 02:15:45,344 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2020-08-22 02:15:45,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-08-22 02:15:45,347 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:15:45,347 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 02:15:45,348 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-22 02:15:45,348 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:15:45,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:15:45,348 INFO L82 PathProgramCache]: Analyzing trace with hash 1073302620, now seen corresponding path program 1 times [2020-08-22 02:15:45,349 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:15:45,349 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [442375446] [2020-08-22 02:15:45,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:15:45,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:45,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:15:45,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:45,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 02:15:45,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:45,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 02:15:45,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:45,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-22 02:15:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:45,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 02:15:45,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:45,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-08-22 02:15:45,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:45,576 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-08-22 02:15:45,577 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [442375446] [2020-08-22 02:15:45,577 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 02:15:45,577 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 02:15:45,578 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760712849] [2020-08-22 02:15:45,578 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 02:15:45,578 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:15:45,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 02:15:45,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-08-22 02:15:45,580 INFO L87 Difference]: Start difference. First operand 48 states and 53 transitions. Second operand 9 states. [2020-08-22 02:15:45,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:15:45,933 INFO L93 Difference]: Finished difference Result 82 states and 94 transitions. [2020-08-22 02:15:45,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-22 02:15:45,933 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 51 [2020-08-22 02:15:45,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:15:45,936 INFO L225 Difference]: With dead ends: 82 [2020-08-22 02:15:45,936 INFO L226 Difference]: Without dead ends: 61 [2020-08-22 02:15:45,937 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2020-08-22 02:15:45,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2020-08-22 02:15:45,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 53. [2020-08-22 02:15:45,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-08-22 02:15:45,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 60 transitions. [2020-08-22 02:15:45,946 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 60 transitions. Word has length 51 [2020-08-22 02:15:45,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:15:45,947 INFO L479 AbstractCegarLoop]: Abstraction has 53 states and 60 transitions. [2020-08-22 02:15:45,947 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 02:15:45,947 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 60 transitions. [2020-08-22 02:15:45,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-08-22 02:15:45,948 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:15:45,949 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 02:15:45,951 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-22 02:15:45,951 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:15:45,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:15:45,952 INFO L82 PathProgramCache]: Analyzing trace with hash 1916727535, now seen corresponding path program 1 times [2020-08-22 02:15:45,952 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:15:45,952 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1523509092] [2020-08-22 02:15:45,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:15:45,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:46,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:15:46,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:46,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 02:15:46,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:46,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 02:15:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:46,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-22 02:15:46,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:46,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 02:15:46,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:46,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-22 02:15:46,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:46,122 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-08-22 02:15:46,123 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1523509092] [2020-08-22 02:15:46,124 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:15:46,124 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-22 02:15:46,124 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704110683] [2020-08-22 02:15:46,126 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 02:15:46,126 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:15:46,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 02:15:46,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-08-22 02:15:46,127 INFO L87 Difference]: Start difference. First operand 53 states and 60 transitions. Second operand 8 states. [2020-08-22 02:15:46,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:15:46,327 INFO L93 Difference]: Finished difference Result 76 states and 86 transitions. [2020-08-22 02:15:46,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 02:15:46,328 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-08-22 02:15:46,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:15:46,329 INFO L225 Difference]: With dead ends: 76 [2020-08-22 02:15:46,330 INFO L226 Difference]: Without dead ends: 63 [2020-08-22 02:15:46,330 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2020-08-22 02:15:46,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2020-08-22 02:15:46,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 55. [2020-08-22 02:15:46,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-08-22 02:15:46,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 62 transitions. [2020-08-22 02:15:46,347 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 62 transitions. Word has length 52 [2020-08-22 02:15:46,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:15:46,348 INFO L479 AbstractCegarLoop]: Abstraction has 55 states and 62 transitions. [2020-08-22 02:15:46,348 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 02:15:46,348 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 62 transitions. [2020-08-22 02:15:46,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-22 02:15:46,350 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:15:46,351 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-08-22 02:15:46,351 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-22 02:15:46,351 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:15:46,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:15:46,351 INFO L82 PathProgramCache]: Analyzing trace with hash 1237251129, now seen corresponding path program 2 times [2020-08-22 02:15:46,352 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:15:46,352 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [974630317] [2020-08-22 02:15:46,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:15:46,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:46,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:15:46,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:46,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 02:15:46,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:46,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 02:15:46,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:46,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-22 02:15:46,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:46,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 02:15:46,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:46,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-22 02:15:46,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:46,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-22 02:15:46,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:46,538 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-08-22 02:15:46,538 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [974630317] [2020-08-22 02:15:46,538 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 02:15:46,539 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 02:15:46,539 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846735572] [2020-08-22 02:15:46,540 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 02:15:46,541 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:15:46,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 02:15:46,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-08-22 02:15:46,542 INFO L87 Difference]: Start difference. First operand 55 states and 62 transitions. Second operand 9 states. [2020-08-22 02:15:46,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:15:46,834 INFO L93 Difference]: Finished difference Result 78 states and 89 transitions. [2020-08-22 02:15:46,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-22 02:15:46,835 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 60 [2020-08-22 02:15:46,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:15:46,840 INFO L225 Difference]: With dead ends: 78 [2020-08-22 02:15:46,840 INFO L226 Difference]: Without dead ends: 66 [2020-08-22 02:15:46,841 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2020-08-22 02:15:46,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2020-08-22 02:15:46,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 61. [2020-08-22 02:15:46,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2020-08-22 02:15:46,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 70 transitions. [2020-08-22 02:15:46,862 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 70 transitions. Word has length 60 [2020-08-22 02:15:46,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:15:46,863 INFO L479 AbstractCegarLoop]: Abstraction has 61 states and 70 transitions. [2020-08-22 02:15:46,863 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 02:15:46,863 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 70 transitions. [2020-08-22 02:15:46,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-08-22 02:15:46,866 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:15:46,866 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-08-22 02:15:46,866 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-22 02:15:46,866 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:15:46,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:15:46,867 INFO L82 PathProgramCache]: Analyzing trace with hash 2044789832, now seen corresponding path program 1 times [2020-08-22 02:15:46,867 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:15:46,868 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1587906297] [2020-08-22 02:15:46,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:15:46,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:47,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:15:47,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:47,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 02:15:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:47,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 02:15:47,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:47,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-22 02:15:47,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:47,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 02:15:47,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:47,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-22 02:15:47,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:48,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-22 02:15:48,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:48,278 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 3 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-08-22 02:15:48,279 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1587906297] [2020-08-22 02:15:48,279 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:15:48,279 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2020-08-22 02:15:48,279 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181556111] [2020-08-22 02:15:48,280 INFO L459 AbstractCegarLoop]: Interpolant automaton has 30 states [2020-08-22 02:15:48,280 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:15:48,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2020-08-22 02:15:48,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=808, Unknown=0, NotChecked=0, Total=870 [2020-08-22 02:15:48,281 INFO L87 Difference]: Start difference. First operand 61 states and 70 transitions. Second operand 30 states. [2020-08-22 02:15:50,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:15:50,756 INFO L93 Difference]: Finished difference Result 95 states and 118 transitions. [2020-08-22 02:15:50,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-08-22 02:15:50,759 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 61 [2020-08-22 02:15:50,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:15:50,761 INFO L225 Difference]: With dead ends: 95 [2020-08-22 02:15:50,762 INFO L226 Difference]: Without dead ends: 93 [2020-08-22 02:15:50,763 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=201, Invalid=2249, Unknown=0, NotChecked=0, Total=2450 [2020-08-22 02:15:50,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-08-22 02:15:50,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 79. [2020-08-22 02:15:50,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-08-22 02:15:50,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 98 transitions. [2020-08-22 02:15:50,778 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 98 transitions. Word has length 61 [2020-08-22 02:15:50,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:15:50,779 INFO L479 AbstractCegarLoop]: Abstraction has 79 states and 98 transitions. [2020-08-22 02:15:50,779 INFO L480 AbstractCegarLoop]: Interpolant automaton has 30 states. [2020-08-22 02:15:50,779 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 98 transitions. [2020-08-22 02:15:50,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-08-22 02:15:50,781 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:15:50,781 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-08-22 02:15:50,781 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-22 02:15:50,781 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:15:50,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:15:50,782 INFO L82 PathProgramCache]: Analyzing trace with hash 1308685849, now seen corresponding path program 2 times [2020-08-22 02:15:50,782 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:15:50,782 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1389165096] [2020-08-22 02:15:50,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:15:50,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:50,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:15:50,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:50,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 02:15:50,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:50,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 02:15:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:50,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-22 02:15:50,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:50,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 02:15:50,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:50,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-22 02:15:50,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:50,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-22 02:15:50,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:50,955 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-08-22 02:15:50,956 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1389165096] [2020-08-22 02:15:50,956 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:15:50,956 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-22 02:15:50,957 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001807483] [2020-08-22 02:15:50,957 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-22 02:15:50,957 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:15:50,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-22 02:15:50,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-22 02:15:50,958 INFO L87 Difference]: Start difference. First operand 79 states and 98 transitions. Second operand 10 states. [2020-08-22 02:15:51,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:15:51,331 INFO L93 Difference]: Finished difference Result 99 states and 121 transitions. [2020-08-22 02:15:51,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-22 02:15:51,332 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 62 [2020-08-22 02:15:51,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:15:51,333 INFO L225 Difference]: With dead ends: 99 [2020-08-22 02:15:51,334 INFO L226 Difference]: Without dead ends: 75 [2020-08-22 02:15:51,335 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2020-08-22 02:15:51,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-08-22 02:15:51,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-08-22 02:15:51,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-08-22 02:15:51,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 90 transitions. [2020-08-22 02:15:51,347 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 90 transitions. Word has length 62 [2020-08-22 02:15:51,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:15:51,348 INFO L479 AbstractCegarLoop]: Abstraction has 75 states and 90 transitions. [2020-08-22 02:15:51,348 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-22 02:15:51,348 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 90 transitions. [2020-08-22 02:15:51,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-08-22 02:15:51,349 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:15:51,350 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-08-22 02:15:51,350 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-22 02:15:51,350 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:15:51,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:15:51,351 INFO L82 PathProgramCache]: Analyzing trace with hash 274449135, now seen corresponding path program 3 times [2020-08-22 02:15:51,351 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:15:51,351 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1478785382] [2020-08-22 02:15:51,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:15:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:51,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:15:51,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:51,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 02:15:51,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:51,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 02:15:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:51,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-22 02:15:51,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:51,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 02:15:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:51,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-22 02:15:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:51,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-22 02:15:51,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:51,536 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-08-22 02:15:51,537 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1478785382] [2020-08-22 02:15:51,538 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:15:51,538 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-22 02:15:51,538 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067328033] [2020-08-22 02:15:51,539 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-22 02:15:51,539 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:15:51,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-22 02:15:51,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-08-22 02:15:51,540 INFO L87 Difference]: Start difference. First operand 75 states and 90 transitions. Second operand 10 states. [2020-08-22 02:15:51,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:15:51,904 INFO L93 Difference]: Finished difference Result 115 states and 136 transitions. [2020-08-22 02:15:51,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-22 02:15:51,904 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 62 [2020-08-22 02:15:51,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:15:51,905 INFO L225 Difference]: With dead ends: 115 [2020-08-22 02:15:51,906 INFO L226 Difference]: Without dead ends: 80 [2020-08-22 02:15:51,907 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2020-08-22 02:15:51,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2020-08-22 02:15:51,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 75. [2020-08-22 02:15:51,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-08-22 02:15:51,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 86 transitions. [2020-08-22 02:15:51,931 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 86 transitions. Word has length 62 [2020-08-22 02:15:51,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:15:51,932 INFO L479 AbstractCegarLoop]: Abstraction has 75 states and 86 transitions. [2020-08-22 02:15:51,932 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-22 02:15:51,932 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 86 transitions. [2020-08-22 02:15:51,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-08-22 02:15:51,934 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:15:51,937 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-08-22 02:15:51,937 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-22 02:15:51,937 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:15:51,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:15:51,938 INFO L82 PathProgramCache]: Analyzing trace with hash 1539067163, now seen corresponding path program 4 times [2020-08-22 02:15:51,938 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:15:51,938 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1066535359] [2020-08-22 02:15:51,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:15:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:51,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:15:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:52,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 02:15:52,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:52,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 02:15:52,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:52,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-22 02:15:52,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:52,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 02:15:52,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:52,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-08-22 02:15:52,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:52,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-22 02:15:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:52,092 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-08-22 02:15:52,092 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1066535359] [2020-08-22 02:15:52,093 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:15:52,093 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-22 02:15:52,093 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497318693] [2020-08-22 02:15:52,094 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-22 02:15:52,095 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:15:52,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-22 02:15:52,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-22 02:15:52,096 INFO L87 Difference]: Start difference. First operand 75 states and 86 transitions. Second operand 10 states. [2020-08-22 02:15:52,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:15:52,554 INFO L93 Difference]: Finished difference Result 104 states and 116 transitions. [2020-08-22 02:15:52,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-22 02:15:52,554 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 62 [2020-08-22 02:15:52,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:15:52,556 INFO L225 Difference]: With dead ends: 104 [2020-08-22 02:15:52,556 INFO L226 Difference]: Without dead ends: 63 [2020-08-22 02:15:52,560 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=75, Invalid=267, Unknown=0, NotChecked=0, Total=342 [2020-08-22 02:15:52,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2020-08-22 02:15:52,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2020-08-22 02:15:52,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-08-22 02:15:52,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 69 transitions. [2020-08-22 02:15:52,573 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 69 transitions. Word has length 62 [2020-08-22 02:15:52,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:15:52,573 INFO L479 AbstractCegarLoop]: Abstraction has 63 states and 69 transitions. [2020-08-22 02:15:52,573 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-22 02:15:52,576 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 69 transitions. [2020-08-22 02:15:52,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-08-22 02:15:52,579 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:15:52,580 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-08-22 02:15:52,580 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-22 02:15:52,580 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:15:52,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:15:52,583 INFO L82 PathProgramCache]: Analyzing trace with hash 1890427347, now seen corresponding path program 1 times [2020-08-22 02:15:52,583 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:15:52,584 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [592444710] [2020-08-22 02:15:52,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:15:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:52,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:15:52,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:52,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 02:15:52,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:52,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 02:15:52,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:52,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-22 02:15:52,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:52,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 02:15:52,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:52,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-22 02:15:52,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:52,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-22 02:15:52,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:52,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-08-22 02:15:52,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:52,937 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 11 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-08-22 02:15:52,937 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [592444710] [2020-08-22 02:15:52,938 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:15:52,938 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-22 02:15:52,938 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130333592] [2020-08-22 02:15:52,939 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-22 02:15:52,939 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:15:52,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-22 02:15:52,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=269, Unknown=0, NotChecked=0, Total=306 [2020-08-22 02:15:52,940 INFO L87 Difference]: Start difference. First operand 63 states and 69 transitions. Second operand 18 states. [2020-08-22 02:15:53,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:15:53,938 INFO L93 Difference]: Finished difference Result 76 states and 84 transitions. [2020-08-22 02:15:53,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-22 02:15:53,938 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 71 [2020-08-22 02:15:53,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:15:53,940 INFO L225 Difference]: With dead ends: 76 [2020-08-22 02:15:53,940 INFO L226 Difference]: Without dead ends: 72 [2020-08-22 02:15:53,941 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=164, Invalid=892, Unknown=0, NotChecked=0, Total=1056 [2020-08-22 02:15:53,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-08-22 02:15:53,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 66. [2020-08-22 02:15:53,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2020-08-22 02:15:53,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 73 transitions. [2020-08-22 02:15:53,948 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 73 transitions. Word has length 71 [2020-08-22 02:15:53,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:15:53,949 INFO L479 AbstractCegarLoop]: Abstraction has 66 states and 73 transitions. [2020-08-22 02:15:53,949 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-22 02:15:53,949 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2020-08-22 02:15:53,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-08-22 02:15:53,950 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:15:53,950 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-08-22 02:15:53,950 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-08-22 02:15:53,950 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:15:53,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:15:53,951 INFO L82 PathProgramCache]: Analyzing trace with hash 818416110, now seen corresponding path program 2 times [2020-08-22 02:15:53,951 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:15:53,951 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [659485938] [2020-08-22 02:15:53,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:15:53,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:54,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:15:54,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:54,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 02:15:54,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:54,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 02:15:54,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:54,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-22 02:15:54,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:54,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 02:15:54,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:54,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-22 02:15:54,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:54,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-22 02:15:54,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:54,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-08-22 02:15:54,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:15:54,101 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-08-22 02:15:54,101 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [659485938] [2020-08-22 02:15:54,101 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 02:15:54,102 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-22 02:15:54,102 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881923906] [2020-08-22 02:15:54,102 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-22 02:15:54,102 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:15:54,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-22 02:15:54,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-08-22 02:15:54,103 INFO L87 Difference]: Start difference. First operand 66 states and 73 transitions. Second operand 10 states. [2020-08-22 02:15:54,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:15:54,380 INFO L93 Difference]: Finished difference Result 83 states and 91 transitions. [2020-08-22 02:15:54,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-22 02:15:54,381 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 72 [2020-08-22 02:15:54,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:15:54,381 INFO L225 Difference]: With dead ends: 83 [2020-08-22 02:15:54,382 INFO L226 Difference]: Without dead ends: 0 [2020-08-22 02:15:54,382 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2020-08-22 02:15:54,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-22 02:15:54,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-22 02:15:54,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-22 02:15:54,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-22 02:15:54,383 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 72 [2020-08-22 02:15:54,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:15:54,384 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-22 02:15:54,384 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-22 02:15:54,384 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-22 02:15:54,384 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-22 02:15:54,384 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-08-22 02:15:54,387 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-22 02:15:54,699 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2020-08-22 02:15:54,866 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 50 [2020-08-22 02:15:55,190 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 51 [2020-08-22 02:15:55,339 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 45 [2020-08-22 02:15:55,490 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-22 02:15:55,491 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#NULL.base)| |#NULL.base|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2020-08-22 02:15:55,491 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-22 02:15:55,491 INFO L271 CegarLoopResult]: At program point L561(line 561) the Hoare annotation is: true [2020-08-22 02:15:55,491 INFO L271 CegarLoopResult]: At program point myexitENTRY(lines 560 562) the Hoare annotation is: true [2020-08-22 02:15:55,492 INFO L268 CegarLoopResult]: For program point myexitEXIT(lines 560 562) no Hoare annotation was computed. [2020-08-22 02:15:55,492 INFO L268 CegarLoopResult]: For program point sll_destroyEXIT(lines 581 587) no Hoare annotation was computed. [2020-08-22 02:15:55,492 INFO L271 CegarLoopResult]: At program point L582-2(lines 582 586) the Hoare annotation is: true [2020-08-22 02:15:55,492 INFO L264 CegarLoopResult]: At program point sll_destroyENTRY(lines 581 587) the Hoare annotation is: (= |old(#valid)| |#valid|) [2020-08-22 02:15:55,492 INFO L268 CegarLoopResult]: For program point L582-3(lines 581 587) no Hoare annotation was computed. [2020-08-22 02:15:55,492 INFO L268 CegarLoopResult]: For program point sll_update_atFINAL(lines 595 601) no Hoare annotation was computed. [2020-08-22 02:15:55,493 INFO L264 CegarLoopResult]: At program point L596-2(lines 596 599) the Hoare annotation is: (let ((.cse5 (= sll_update_at_~data |sll_update_at_#in~data|)) (.cse0 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (.cse1 (= |#memory_int| |old(#memory_int)|)) (.cse2 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)) (.cse3 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))) (or (and .cse0 .cse1 (<= 1 |sll_update_at_#in~index|) .cse2 .cse3 (let ((.cse4 (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))) (or (= .cse4 |sll_update_at_#in~head.base|) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (<= 1 |sll_update_at_#in~head.offset|) (and (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) .cse5 (= .cse4 sll_update_at_~head.base))))) (and .cse0 (= |sll_update_at_#in~head.base| sll_update_at_~head.base) .cse1 (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= |sll_update_at_#in~index| sll_update_at_~index) .cse5 .cse3) (and .cse0 .cse1 .cse2 .cse3 (<= 2 |sll_update_at_#in~index|)))) [2020-08-22 02:15:55,493 INFO L268 CegarLoopResult]: For program point L596-3(lines 596 599) no Hoare annotation was computed. [2020-08-22 02:15:55,493 INFO L268 CegarLoopResult]: For program point sll_update_atEXIT(lines 595 601) no Hoare annotation was computed. [2020-08-22 02:15:55,493 INFO L264 CegarLoopResult]: At program point sll_update_atENTRY(lines 595 601) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) [2020-08-22 02:15:55,493 INFO L268 CegarLoopResult]: For program point __bswap_32ENTRY(lines 63 67) no Hoare annotation was computed. [2020-08-22 02:15:55,493 INFO L268 CegarLoopResult]: For program point __bswap_32FINAL(lines 63 67) no Hoare annotation was computed. [2020-08-22 02:15:55,494 INFO L268 CegarLoopResult]: For program point __bswap_32EXIT(lines 63 67) no Hoare annotation was computed. [2020-08-22 02:15:55,494 INFO L264 CegarLoopResult]: At program point L575(line 575) the Hoare annotation is: (or (= (select |#valid| sll_create_~head~0.base) 1) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |sll_create_#in~len| sll_create_~len) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|))) [2020-08-22 02:15:55,494 INFO L268 CegarLoopResult]: For program point sll_createEXIT(lines 572 580) no Hoare annotation was computed. [2020-08-22 02:15:55,494 INFO L268 CegarLoopResult]: For program point L575-1(line 575) no Hoare annotation was computed. [2020-08-22 02:15:55,494 INFO L268 CegarLoopResult]: For program point L574-2(lines 574 578) no Hoare annotation was computed. [2020-08-22 02:15:55,495 INFO L264 CegarLoopResult]: At program point L574-3(lines 574 578) the Hoare annotation is: (let ((.cse0 (= (select |#valid| sll_create_~head~0.base) 1))) (or (and .cse0 (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) .cse0 (= sll_create_~head~0.offset 0)) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |sll_create_#in~len| sll_create_~len) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)))) [2020-08-22 02:15:55,495 INFO L268 CegarLoopResult]: For program point L574-4(lines 574 578) no Hoare annotation was computed. [2020-08-22 02:15:55,495 INFO L264 CegarLoopResult]: At program point sll_createENTRY(lines 572 580) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-08-22 02:15:55,495 INFO L268 CegarLoopResult]: For program point sll_createFINAL(lines 572 580) no Hoare annotation was computed. [2020-08-22 02:15:55,495 INFO L268 CegarLoopResult]: For program point __bswap_64ENTRY(lines 68 72) no Hoare annotation was computed. [2020-08-22 02:15:55,495 INFO L268 CegarLoopResult]: For program point __bswap_64FINAL(lines 68 72) no Hoare annotation was computed. [2020-08-22 02:15:55,495 INFO L268 CegarLoopResult]: For program point __bswap_64EXIT(lines 68 72) no Hoare annotation was computed. [2020-08-22 02:15:55,496 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-22 02:15:55,496 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-08-22 02:15:55,496 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-22 02:15:55,496 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-22 02:15:55,496 INFO L271 CegarLoopResult]: At program point sll_get_data_atENTRY(lines 588 594) the Hoare annotation is: true [2020-08-22 02:15:55,496 INFO L268 CegarLoopResult]: For program point sll_get_data_atFINAL(lines 588 594) no Hoare annotation was computed. [2020-08-22 02:15:55,496 INFO L264 CegarLoopResult]: At program point L589-2(lines 589 592) the Hoare annotation is: (let ((.cse0 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|))) (or (and .cse0 (<= 2 |sll_get_data_at_#in~index|)) (and .cse0 (or (and (= sll_get_data_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))) (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0)) (<= 1 |sll_get_data_at_#in~index|)) (and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|)))) [2020-08-22 02:15:55,497 INFO L268 CegarLoopResult]: For program point L589-3(lines 589 592) no Hoare annotation was computed. [2020-08-22 02:15:55,497 INFO L268 CegarLoopResult]: For program point sll_get_data_atEXIT(lines 588 594) no Hoare annotation was computed. [2020-08-22 02:15:55,497 INFO L264 CegarLoopResult]: At program point L609(line 609) the Hoare annotation is: (let ((.cse6 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse0 (not (= .cse6 main_~s~0.base))) (.cse2 (* 2 main_~len~0)) (.cse3 (= main_~s~0.offset 0))) (or (let ((.cse1 (+ main_~new_data~0 1))) (and .cse0 (<= 2 main_~len~0) (<= .cse1 .cse2) (<= main_~len~0 (+ main_~i~0 1)) (<= .cse2 .cse1) .cse3 (<= main_~i~0 1))) (let ((.cse5 (+ main_~new_data~0 2)) (.cse4 (+ (select (select |#memory_int| .cse6) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1))) (and (<= .cse2 .cse4) .cse0 (<= main_~len~0 2) (<= (+ main_~i~0 2) main_~len~0) (<= .cse5 .cse2) (<= 0 main_~i~0) (<= .cse2 .cse5) (<= .cse4 .cse2) .cse3))))) [2020-08-22 02:15:55,497 INFO L268 CegarLoopResult]: For program point L611-2(lines 611 616) no Hoare annotation was computed. [2020-08-22 02:15:55,497 INFO L268 CegarLoopResult]: For program point L609-1(lines 607 610) no Hoare annotation was computed. [2020-08-22 02:15:55,498 INFO L264 CegarLoopResult]: At program point L611-3(lines 611 616) the Hoare annotation is: (let ((.cse5 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse11 (+ .cse5 2)) (.cse12 (+ main_~new_data~0 2)) (.cse8 (* 2 main_~len~0))) (let ((.cse9 (<= main_~len~0 2)) (.cse1 (<= 2 main_~len~0)) (.cse10 (<= (+ main_~i~0 2) main_~len~0)) (.cse2 (<= .cse12 .cse8)) (.cse3 (+ main_~i~0 main_~len~0)) (.cse7 (<= .cse8 .cse12)) (.cse6 (<= .cse8 .cse11))) (or (let ((.cse0 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse4 (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and (not (= .cse0 main_~s~0.base)) .cse1 .cse2 (<= .cse3 .cse4) (<= (+ .cse5 1) .cse3) .cse6 .cse7 (<= (+ .cse4 1) .cse8) (= main_~s~0.offset 0) (<= main_~i~0 1)))) (and .cse9 (<= .cse5 main_~expected~0) .cse1 .cse10 .cse2 .cse7 .cse6 (<= .cse11 .cse8) (<= main_~expected~0 .cse5)) (and .cse9 .cse1 .cse10 .cse2 (<= .cse5 .cse3) .cse7 .cse6))))) [2020-08-22 02:15:55,498 INFO L271 CegarLoopResult]: At program point L611-4(lines 611 616) the Hoare annotation is: true [2020-08-22 02:15:55,498 INFO L264 CegarLoopResult]: At program point L605(line 605) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= main_~len~0 2) (<= 2 main_~len~0) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-08-22 02:15:55,498 INFO L264 CegarLoopResult]: At program point L607-2(lines 607 610) the Hoare annotation is: (let ((.cse12 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse4 (* 2 main_~len~0)) (.cse11 (+ (select (select |#memory_int| .cse12) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1))) (let ((.cse0 (<= .cse4 .cse11)) (.cse1 (not (= .cse12 main_~s~0.base))) (.cse2 (<= main_~len~0 2)) (.cse5 (<= .cse11 .cse4)) (.cse6 (= main_~s~0.offset 0)) (.cse8 (<= main_~i~0 1))) (or (let ((.cse3 (+ main_~new_data~0 1))) (and .cse0 .cse1 .cse2 (<= .cse3 .cse4) (<= (+ main_~i~0 2) main_~len~0) (<= 0 main_~i~0) (<= .cse4 .cse3) .cse5 .cse6)) (let ((.cse7 (+ main_~i~0 1))) (and .cse1 (<= .cse7 main_~len~0) (<= 1 main_~i~0) (<= main_~len~0 .cse7) .cse6 .cse8)) (let ((.cse9 (+ main_~new_data~0 2)) (.cse10 (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2))) (and .cse0 .cse1 .cse2 (<= 2 main_~len~0) (<= .cse9 .cse4) (<= .cse4 .cse10) (<= .cse4 .cse9) .cse5 (<= .cse10 .cse4) .cse6 .cse8)))))) [2020-08-22 02:15:55,499 INFO L268 CegarLoopResult]: For program point L605-1(line 605) no Hoare annotation was computed. [2020-08-22 02:15:55,499 INFO L268 CegarLoopResult]: For program point L607-3(lines 607 610) no Hoare annotation was computed. [2020-08-22 02:15:55,499 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 602 621) no Hoare annotation was computed. [2020-08-22 02:15:55,499 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 602 621) no Hoare annotation was computed. [2020-08-22 02:15:55,499 INFO L264 CegarLoopResult]: At program point L614(lines 602 621) the Hoare annotation is: false [2020-08-22 02:15:55,499 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 619) no Hoare annotation was computed. [2020-08-22 02:15:55,500 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 602 621) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-08-22 02:15:55,500 INFO L268 CegarLoopResult]: For program point L617(line 617) no Hoare annotation was computed. [2020-08-22 02:15:55,500 INFO L264 CegarLoopResult]: At program point L613(line 613) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (.cse10 (+ main_~new_data~0 2)) (.cse8 (* 2 main_~len~0))) (let ((.cse2 (<= .cse10 .cse8)) (.cse6 (<= .cse8 (+ .cse0 2))) (.cse1 (<= 2 main_~len~0)) (.cse3 (<= 0 main_~i~0)) (.cse4 (+ main_~i~0 main_~len~0)) (.cse5 (<= .cse8 .cse10))) (or (and (<= main_~len~0 2) (<= .cse0 main_~expected~0) .cse1 (<= (+ main_~i~0 2) main_~len~0) .cse2 .cse3 (<= .cse0 .cse4) .cse5 .cse6 (<= main_~expected~0 .cse0)) (let ((.cse9 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse7 (select (select |#memory_int| .cse9) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and .cse2 (<= .cse4 .cse7) .cse6 (<= (+ .cse7 1) .cse8) (<= main_~i~0 1) (not (= .cse9 main_~s~0.base)) .cse1 (<= .cse7 main_~expected~0) .cse3 (<= main_~expected~0 .cse7) (<= (+ .cse0 1) .cse4) .cse5 (= main_~s~0.offset 0))))))) [2020-08-22 02:15:55,500 INFO L268 CegarLoopResult]: For program point L613-1(line 613) no Hoare annotation was computed. [2020-08-22 02:15:55,500 INFO L268 CegarLoopResult]: For program point L613-2(lines 613 615) no Hoare annotation was computed. [2020-08-22 02:15:55,501 INFO L264 CegarLoopResult]: At program point node_createENTRY(lines 563 571) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-08-22 02:15:55,501 INFO L268 CegarLoopResult]: For program point node_createFINAL(lines 563 571) no Hoare annotation was computed. [2020-08-22 02:15:55,501 INFO L271 CegarLoopResult]: At program point L566(line 566) the Hoare annotation is: true [2020-08-22 02:15:55,501 INFO L268 CegarLoopResult]: For program point node_createEXIT(lines 563 571) no Hoare annotation was computed. [2020-08-22 02:15:55,501 INFO L268 CegarLoopResult]: For program point L565(lines 565 567) no Hoare annotation was computed. [2020-08-22 02:15:55,501 INFO L268 CegarLoopResult]: For program point L565-1(lines 565 567) no Hoare annotation was computed. [2020-08-22 02:15:55,513 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,515 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,517 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,517 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,521 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,521 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,522 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,522 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,525 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,525 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,526 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,526 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,527 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,527 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,528 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,528 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,528 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,528 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,529 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,529 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,529 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,529 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,530 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,530 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,530 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,530 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,531 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,531 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,532 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,532 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,532 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,533 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,533 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,534 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,534 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,534 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,535 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,535 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,535 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,535 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,535 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,536 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,536 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,536 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,536 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,537 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,537 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,537 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,539 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,539 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,540 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,540 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,540 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,540 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,541 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,541 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,541 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,542 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,542 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,542 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,542 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,542 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,543 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,543 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,543 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,543 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,543 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,544 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,544 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,544 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,544 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,545 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,545 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,545 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,545 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,545 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,546 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,546 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,546 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,546 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,547 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,547 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,547 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,547 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,548 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,548 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,548 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,549 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,549 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,549 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,549 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,550 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,550 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,550 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,550 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,552 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,552 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,552 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,553 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,553 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,553 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,553 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,553 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,554 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,554 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,554 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,554 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,555 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,555 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,555 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,555 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,555 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,556 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,556 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,556 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,556 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,556 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,560 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,561 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,561 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,565 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,566 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,566 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,566 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,566 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,567 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,567 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,567 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,568 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,572 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,573 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,573 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,573 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,573 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,574 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,574 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,574 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,574 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,574 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,575 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,575 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,575 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,575 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,578 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,578 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,579 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,579 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,579 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,580 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,580 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,581 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,581 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,581 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,582 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,582 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,583 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,583 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,584 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,585 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,587 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,587 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,587 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,588 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,588 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,588 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,589 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,589 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,589 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,589 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,590 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,590 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,590 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,591 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,591 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,591 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,591 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,596 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,596 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,597 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,597 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,597 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,597 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,598 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,598 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,598 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-22 02:15:55,598 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-22 02:15:55,598 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,599 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,599 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,599 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,599 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,600 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,600 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,600 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,600 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,601 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,601 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,601 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,601 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-22 02:15:55,601 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-22 02:15:55,601 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,602 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,602 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,602 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 02:15:55 BoogieIcfgContainer [2020-08-22 02:15:55,606 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-22 02:15:55,609 INFO L168 Benchmark]: Toolchain (without parser) took 13776.94 ms. Allocated memory was 140.5 MB in the beginning and 383.3 MB in the end (delta: 242.7 MB). Free memory was 101.9 MB in the beginning and 159.8 MB in the end (delta: -57.9 MB). Peak memory consumption was 220.7 MB. Max. memory is 7.1 GB. [2020-08-22 02:15:55,610 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-22 02:15:55,611 INFO L168 Benchmark]: CACSL2BoogieTranslator took 574.05 ms. Allocated memory was 140.5 MB in the beginning and 204.5 MB in the end (delta: 64.0 MB). Free memory was 101.7 MB in the beginning and 167.8 MB in the end (delta: -66.1 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. [2020-08-22 02:15:55,611 INFO L168 Benchmark]: Boogie Preprocessor took 66.77 ms. Allocated memory is still 204.5 MB. Free memory was 167.8 MB in the beginning and 165.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2020-08-22 02:15:55,622 INFO L168 Benchmark]: RCFGBuilder took 678.48 ms. Allocated memory is still 204.5 MB. Free memory was 165.2 MB in the beginning and 117.1 MB in the end (delta: 48.1 MB). Peak memory consumption was 48.1 MB. Max. memory is 7.1 GB. [2020-08-22 02:15:55,623 INFO L168 Benchmark]: TraceAbstraction took 12452.88 ms. Allocated memory was 204.5 MB in the beginning and 383.3 MB in the end (delta: 178.8 MB). Free memory was 116.4 MB in the beginning and 159.8 MB in the end (delta: -43.4 MB). Peak memory consumption was 171.2 MB. Max. memory is 7.1 GB. [2020-08-22 02:15:55,631 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 574.05 ms. Allocated memory was 140.5 MB in the beginning and 204.5 MB in the end (delta: 64.0 MB). Free memory was 101.7 MB in the beginning and 167.8 MB in the end (delta: -66.1 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 66.77 ms. Allocated memory is still 204.5 MB. Free memory was 167.8 MB in the beginning and 165.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 678.48 ms. Allocated memory is still 204.5 MB. Free memory was 165.2 MB in the beginning and 117.1 MB in the end (delta: 48.1 MB). Peak memory consumption was 48.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12452.88 ms. Allocated memory was 204.5 MB in the beginning and 383.3 MB in the end (delta: 178.8 MB). Free memory was 116.4 MB in the beginning and 159.8 MB in the end (delta: -43.4 MB). Peak memory consumption was 171.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 619]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 589]: Loop Invariant [2020-08-22 02:15:55,653 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,653 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,654 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,654 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,655 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,655 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,656 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,656 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((index + 1 <= \old(index) && 2 <= \old(index)) || ((index + 1 <= \old(index) && (((head == #memory_$Pointer$[head][4] && head == #memory_$Pointer$[head][4]) || 1 <= head) || head + 1 <= 0)) && 1 <= \old(index))) || ((\old(index) == index && head == head) && head == head) - InvariantResult [Line: 611]: Loop Invariant [2020-08-22 02:15:55,657 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,660 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,660 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,661 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,661 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,661 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,661 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,661 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,662 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,662 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,662 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,662 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,662 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,663 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,663 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,663 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,663 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,663 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,663 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,664 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,666 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,666 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,667 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,667 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,667 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,667 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,668 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,668 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,668 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,668 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,668 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,669 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,670 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,670 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,671 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,671 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,671 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,671 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,671 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,671 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((((((((!(#memory_$Pointer$[s][4] == s) && 2 <= len) && new_data + 2 <= 2 * len) && i + len <= unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]]) && unknown-#memory_int-unknown[s][s] + 1 <= i + len) && 2 * len <= unknown-#memory_int-unknown[s][s] + 2) && 2 * len <= new_data + 2) && unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1 <= 2 * len) && s == 0) && i <= 1) || ((((((((len <= 2 && unknown-#memory_int-unknown[s][s] <= expected) && 2 <= len) && i + 2 <= len) && new_data + 2 <= 2 * len) && 2 * len <= new_data + 2) && 2 * len <= unknown-#memory_int-unknown[s][s] + 2) && unknown-#memory_int-unknown[s][s] + 2 <= 2 * len) && expected <= unknown-#memory_int-unknown[s][s])) || ((((((len <= 2 && 2 <= len) && i + 2 <= len) && new_data + 2 <= 2 * len) && unknown-#memory_int-unknown[s][s] <= i + len) && 2 * len <= new_data + 2) && 2 * len <= unknown-#memory_int-unknown[s][s] + 2) - InvariantResult [Line: 596]: Loop Invariant [2020-08-22 02:15:55,672 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,672 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,673 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,673 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,673 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,673 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,674 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,674 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,674 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,674 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,674 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,674 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,675 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,675 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,675 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,676 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,676 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,676 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,676 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,676 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,676 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,677 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,677 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,677 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,677 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,677 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,677 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,678 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,678 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,678 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,678 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,678 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,678 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,678 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,679 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,679 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,679 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,679 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,682 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,683 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,683 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,684 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,684 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,684 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,684 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,684 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,685 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,685 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,685 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,685 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,685 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,685 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,686 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,686 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,686 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,686 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,686 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,687 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,687 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,687 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,687 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,687 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,688 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,688 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,688 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,688 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,688 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,688 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,689 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,690 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,691 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,691 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((((((#memory_$Pointer$ == \old(#memory_$Pointer$) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && 1 <= \old(index)) && index + 1 <= \old(index)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && (((#memory_$Pointer$[head][4] == head || head + 1 <= 0) || 1 <= head) || ((head == #memory_$Pointer$[head][4] && data == \old(data)) && #memory_$Pointer$[head][4] == head))) || ((((((#memory_$Pointer$ == \old(#memory_$Pointer$) && head == head) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && head == head) && \old(index) == index) && data == \old(data)) && #memory_$Pointer$ == \old(#memory_$Pointer$))) || ((((#memory_$Pointer$ == \old(#memory_$Pointer$) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && index + 1 <= \old(index)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && 2 <= \old(index)) - InvariantResult [Line: 607]: Loop Invariant [2020-08-22 02:15:55,693 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,693 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,693 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,694 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,694 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,694 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,694 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,694 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,695 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,695 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,695 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,695 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,695 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,696 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,696 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,696 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,696 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,696 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,697 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,697 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,697 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,697 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,697 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,698 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,698 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,698 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,698 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,698 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,699 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,699 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,699 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,699 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,700 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,700 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,700 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,701 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,701 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,701 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,702 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,703 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,703 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,703 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,703 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,704 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,704 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,704 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,704 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,705 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,706 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,706 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,706 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,706 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,707 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,707 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,707 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,707 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((((((((2 * len <= unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1 && !(#memory_$Pointer$[s][4] == s)) && len <= 2) && new_data + 1 <= 2 * len) && i + 2 <= len) && 0 <= i) && 2 * len <= new_data + 1) && unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1 <= 2 * len) && s == 0) || (((((!(#memory_$Pointer$[s][4] == s) && i + 1 <= len) && 1 <= i) && len <= i + 1) && s == 0) && i <= 1)) || ((((((((((2 * len <= unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1 && !(#memory_$Pointer$[s][4] == s)) && len <= 2) && 2 <= len) && new_data + 2 <= 2 * len) && 2 * len <= unknown-#memory_int-unknown[s][s] + 2) && 2 * len <= new_data + 2) && unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1 <= 2 * len) && unknown-#memory_int-unknown[s][s] + 2 <= 2 * len) && s == 0) && i <= 1) - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 574]: Loop Invariant [2020-08-22 02:15:55,708 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,708 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,709 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,709 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,709 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,709 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,709 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,709 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,709 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-22 02:15:55,710 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-22 02:15:55,710 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,710 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,710 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,710 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,711 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,711 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,711 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 02:15:55,711 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,711 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 02:15:55,712 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,712 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,712 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,712 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-22 02:15:55,712 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-22 02:15:55,712 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,712 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 02:15:55,713 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 02:15:55,713 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((\valid[head] == 1 && \old(len) <= len + 1) || ((!(head == #memory_$Pointer$[head][4]) && \valid[head] == 1) && head == 0)) || (((((#memory_$Pointer$ == \old(#memory_$Pointer$) && \old(unknown-#length-unknown) == unknown-#length-unknown) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && \old(len) == len) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && \old(\valid) == \valid) - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 11.1s, OverallIterations: 13, TraceHistogramMax: 2, AutomataDifference: 6.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 484 SDtfs, 790 SDslu, 1778 SDs, 0 SdLazy, 3880 SolverSat, 472 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 354 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 204 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 488 ImplicationChecksByTransitivity, 4.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 13 MinimizatonAttempts, 88 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 24 LocationsWithAnnotation, 76 PreInvPairs, 117 NumberOfFragments, 1019 HoareAnnotationTreeSize, 76 FomulaSimplifications, 2099 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 24 FomulaSimplificationsInter, 529 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 680 NumberOfCodeBlocks, 680 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 667 ConstructedInterpolants, 0 QuantifiedInterpolants, 173517 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 5 PerfectInterpolantSequences, 192/235 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...