/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/list-simple/sll2n_remove_all.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 09:32:09,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 09:32:09,604 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 09:32:09,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 09:32:09,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 09:32:09,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 09:32:09,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 09:32:09,650 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 09:32:09,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 09:32:09,653 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 09:32:09,655 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 09:32:09,656 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 09:32:09,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 09:32:09,658 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 09:32:09,659 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 09:32:09,660 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 09:32:09,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 09:32:09,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 09:32:09,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 09:32:09,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 09:32:09,669 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 09:32:09,670 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 09:32:09,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 09:32:09,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 09:32:09,690 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 09:32:09,690 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 09:32:09,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 09:32:09,692 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 09:32:09,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 09:32:09,693 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 09:32:09,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 09:32:09,694 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 09:32:09,695 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 09:32:09,696 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 09:32:09,697 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 09:32:09,698 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 09:32:09,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 09:32:09,699 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 09:32:09,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 09:32:09,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 09:32:09,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 09:32:09,709 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 [2020-10-29 09:32:09,735 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 09:32:09,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 09:32:09,736 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 09:32:09,737 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 09:32:09,737 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 09:32:09,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 09:32:09,737 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 09:32:09,738 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 09:32:09,738 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 09:32:09,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 09:32:09,738 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 09:32:09,738 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 09:32:09,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 09:32:09,739 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 09:32:09,739 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 09:32:09,739 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 09:32:09,739 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 09:32:09,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 09:32:09,740 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 09:32:09,740 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 09:32:09,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 09:32:09,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 09:32:09,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 09:32:09,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 09:32:09,741 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 09:32:09,741 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 09:32:09,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 09:32:09,742 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 09:32:09,742 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 09:32:09,742 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 09:32:10,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 09:32:10,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 09:32:10,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 09:32:10,174 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 09:32:10,175 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 09:32:10,175 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2n_remove_all.i [2020-10-29 09:32:10,252 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fa3a807e8/6af38d97425e497d8eeeb9c6bf1f7de6/FLAG52dfdb2a9 [2020-10-29 09:32:10,892 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 09:32:10,893 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/list-simple/sll2n_remove_all.i [2020-10-29 09:32:10,912 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fa3a807e8/6af38d97425e497d8eeeb9c6bf1f7de6/FLAG52dfdb2a9 [2020-10-29 09:32:11,193 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fa3a807e8/6af38d97425e497d8eeeb9c6bf1f7de6 [2020-10-29 09:32:11,197 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 09:32:11,207 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 09:32:11,209 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 09:32:11,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 09:32:11,213 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 09:32:11,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 09:32:11" (1/1) ... [2020-10-29 09:32:11,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76553d18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:32:11, skipping insertion in model container [2020-10-29 09:32:11,220 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 09:32:11" (1/1) ... [2020-10-29 09:32:11,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 09:32:11,295 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 09:32:11,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 09:32:11,668 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 09:32:11,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 09:32:11,849 INFO L208 MainTranslator]: Completed translation [2020-10-29 09:32:11,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:32:11 WrapperNode [2020-10-29 09:32:11,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 09:32:11,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 09:32:11,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 09:32:11,851 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 09:32:11,864 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:32:11" (1/1) ... [2020-10-29 09:32:11,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:32:11" (1/1) ... [2020-10-29 09:32:11,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:32:11" (1/1) ... [2020-10-29 09:32:11,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:32:11" (1/1) ... [2020-10-29 09:32:11,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:32:11" (1/1) ... [2020-10-29 09:32:11,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:32:11" (1/1) ... [2020-10-29 09:32:11,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:32:11" (1/1) ... [2020-10-29 09:32:11,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 09:32:11,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 09:32:11,912 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 09:32:11,912 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 09:32:11,913 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:32:11" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 09:32:12,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 09:32:12,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 09:32:12,019 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 09:32:12,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-10-29 09:32:12,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-10-29 09:32:12,019 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2020-10-29 09:32:12,019 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2020-10-29 09:32:12,019 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2020-10-29 09:32:12,020 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_remove_first [2020-10-29 09:32:12,020 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 09:32:12,020 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 09:32:12,020 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 09:32:12,020 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-29 09:32:12,020 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-29 09:32:12,021 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 09:32:12,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 09:32:12,021 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-10-29 09:32:12,021 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-10-29 09:32:12,021 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-10-29 09:32:12,021 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-10-29 09:32:12,022 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-10-29 09:32:12,022 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-10-29 09:32:12,022 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-10-29 09:32:12,022 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-10-29 09:32:12,022 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-10-29 09:32:12,022 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-10-29 09:32:12,022 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-10-29 09:32:12,023 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-10-29 09:32:12,023 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-10-29 09:32:12,023 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-10-29 09:32:12,023 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-10-29 09:32:12,023 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-10-29 09:32:12,023 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-10-29 09:32:12,024 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-10-29 09:32:12,024 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-10-29 09:32:12,024 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-10-29 09:32:12,024 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-10-29 09:32:12,024 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-10-29 09:32:12,024 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-10-29 09:32:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-10-29 09:32:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-10-29 09:32:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-10-29 09:32:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-10-29 09:32:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-10-29 09:32:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-10-29 09:32:12,025 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-10-29 09:32:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-10-29 09:32:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-10-29 09:32:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-10-29 09:32:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-10-29 09:32:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-10-29 09:32:12,026 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-10-29 09:32:12,027 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-10-29 09:32:12,027 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-10-29 09:32:12,027 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-10-29 09:32:12,027 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-10-29 09:32:12,027 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-10-29 09:32:12,027 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-10-29 09:32:12,027 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-10-29 09:32:12,028 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-10-29 09:32:12,028 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-10-29 09:32:12,028 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-10-29 09:32:12,028 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-10-29 09:32:12,028 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-10-29 09:32:12,028 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-10-29 09:32:12,029 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-10-29 09:32:12,029 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-10-29 09:32:12,029 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-10-29 09:32:12,029 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 09:32:12,029 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-29 09:32:12,029 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-10-29 09:32:12,029 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 09:32:12,030 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-10-29 09:32:12,030 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-10-29 09:32:12,030 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-10-29 09:32:12,030 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-10-29 09:32:12,030 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-10-29 09:32:12,030 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-10-29 09:32:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-10-29 09:32:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-10-29 09:32:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 09:32:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-10-29 09:32:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-10-29 09:32:12,031 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-10-29 09:32:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-10-29 09:32:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-10-29 09:32:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-10-29 09:32:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-10-29 09:32:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-10-29 09:32:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-10-29 09:32:12,032 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-10-29 09:32:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-10-29 09:32:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-10-29 09:32:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-10-29 09:32:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-10-29 09:32:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-10-29 09:32:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-10-29 09:32:12,033 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-10-29 09:32:12,034 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-10-29 09:32:12,034 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-10-29 09:32:12,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-10-29 09:32:12,034 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-10-29 09:32:12,034 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-10-29 09:32:12,034 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-10-29 09:32:12,035 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-10-29 09:32:12,035 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-10-29 09:32:12,035 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-10-29 09:32:12,035 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-10-29 09:32:12,035 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-10-29 09:32:12,035 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-10-29 09:32:12,035 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-10-29 09:32:12,036 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-10-29 09:32:12,036 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-10-29 09:32:12,036 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-10-29 09:32:12,036 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-10-29 09:32:12,036 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-10-29 09:32:12,036 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-10-29 09:32:12,036 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-10-29 09:32:12,037 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-10-29 09:32:12,037 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-10-29 09:32:12,037 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2020-10-29 09:32:12,037 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2020-10-29 09:32:12,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 09:32:12,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 09:32:12,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 09:32:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2020-10-29 09:32:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure sll_remove_first [2020-10-29 09:32:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 09:32:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 09:32:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 09:32:12,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-29 09:32:12,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 09:32:12,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 09:32:12,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 09:32:12,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 09:32:12,599 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2020-10-29 09:32:12,763 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 09:32:12,764 INFO L298 CfgBuilder]: Removed 2 assume(true) statements. [2020-10-29 09:32:12,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 09:32:12 BoogieIcfgContainer [2020-10-29 09:32:12,766 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 09:32:12,767 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 09:32:12,768 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 09:32:12,771 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 09:32:12,771 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 09:32:11" (1/3) ... [2020-10-29 09:32:12,772 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f18c850 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 09:32:12, skipping insertion in model container [2020-10-29 09:32:12,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:32:11" (2/3) ... [2020-10-29 09:32:12,773 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f18c850 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 09:32:12, skipping insertion in model container [2020-10-29 09:32:12,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 09:32:12" (3/3) ... [2020-10-29 09:32:12,775 INFO L111 eAbstractionObserver]: Analyzing ICFG sll2n_remove_all.i [2020-10-29 09:32:12,787 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 09:32:12,793 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 09:32:12,807 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 09:32:12,835 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 09:32:12,835 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 09:32:12,835 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 09:32:12,835 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 09:32:12,836 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 09:32:12,836 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 09:32:12,836 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 09:32:12,836 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 09:32:12,854 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states. [2020-10-29 09:32:12,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-29 09:32:12,861 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:32:12,862 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 09:32:12,863 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:32:12,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:32:12,869 INFO L82 PathProgramCache]: Analyzing trace with hash -722104671, now seen corresponding path program 1 times [2020-10-29 09:32:12,879 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:32:12,879 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [618368051] [2020-10-29 09:32:12,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:32:13,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:13,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:13,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:13,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:14,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:14,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 09:32:14,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 09:32:14,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1061 [2020-10-29 09:32:14,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:14,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:14,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 09:32:14,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 09:32:14,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 09:32:14,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 09:32:14,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:32:14,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:14,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:14,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:14,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:32:14,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:14,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 09:32:14,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:14,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:14,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:32:14,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:14,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:32:14,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:32:14,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:32:14,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:14,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:14,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:14,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:14,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:32:14,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:32:14,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-29 09:32:14,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:14,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:14,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:32:14,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:14,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 09:32:14,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 09:32:14,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 09:32:14,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [618368051] [2020-10-29 09:32:14,353 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 09:32:14,353 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 09:32:14,354 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548996115] [2020-10-29 09:32:14,360 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 09:32:14,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:32:14,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 09:32:14,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-29 09:32:14,381 INFO L87 Difference]: Start difference. First operand 43 states. Second operand 6 states. [2020-10-29 09:32:14,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:32:14,719 INFO L93 Difference]: Finished difference Result 71 states and 87 transitions. [2020-10-29 09:32:14,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 09:32:14,722 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2020-10-29 09:32:14,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:32:14,731 INFO L225 Difference]: With dead ends: 71 [2020-10-29 09:32:14,731 INFO L226 Difference]: Without dead ends: 41 [2020-10-29 09:32:14,735 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-29 09:32:14,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2020-10-29 09:32:14,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 34. [2020-10-29 09:32:14,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2020-10-29 09:32:14,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 35 transitions. [2020-10-29 09:32:14,781 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 35 transitions. Word has length 19 [2020-10-29 09:32:14,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:32:14,782 INFO L481 AbstractCegarLoop]: Abstraction has 34 states and 35 transitions. [2020-10-29 09:32:14,782 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 09:32:14,782 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2020-10-29 09:32:14,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-10-29 09:32:14,783 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:32:14,783 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] [2020-10-29 09:32:14,784 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 09:32:14,784 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:32:14,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:32:14,785 INFO L82 PathProgramCache]: Analyzing trace with hash -613617884, now seen corresponding path program 1 times [2020-10-29 09:32:14,785 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:32:14,785 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2062893249] [2020-10-29 09:32:14,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:32:14,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:14,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:14,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:14,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:15,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:15,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-29 09:32:15,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 09:32:15,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 424 [2020-10-29 09:32:15,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:15,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:15,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 09:32:15,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 09:32:15,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 09:32:15,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:32:15,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:32:15,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:15,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:15,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:15,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:32:15,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:15,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 09:32:15,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:15,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:15,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:32:15,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:15,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:32:15,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:32:15,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:32:15,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:15,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:15,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:15,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:15,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:32:15,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:32:15,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 09:32:15,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:15,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:15,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:32:15,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:15,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 09:32:15,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:15,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-29 09:32:15,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:15,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:15,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:15,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:32:15,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:15,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 09:32:15,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:15,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:15,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:32:15,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:15,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 09:32:15,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:15,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 09:32:15,436 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2062893249] [2020-10-29 09:32:15,436 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 09:32:15,437 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-29 09:32:15,437 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723657353] [2020-10-29 09:32:15,438 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 09:32:15,438 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:32:15,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 09:32:15,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-29 09:32:15,440 INFO L87 Difference]: Start difference. First operand 34 states and 35 transitions. Second operand 8 states. [2020-10-29 09:32:15,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:32:15,754 INFO L93 Difference]: Finished difference Result 48 states and 52 transitions. [2020-10-29 09:32:15,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-29 09:32:15,755 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 25 [2020-10-29 09:32:15,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:32:15,757 INFO L225 Difference]: With dead ends: 48 [2020-10-29 09:32:15,757 INFO L226 Difference]: Without dead ends: 42 [2020-10-29 09:32:15,758 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-10-29 09:32:15,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2020-10-29 09:32:15,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 37. [2020-10-29 09:32:15,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-10-29 09:32:15,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 39 transitions. [2020-10-29 09:32:15,768 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 39 transitions. Word has length 25 [2020-10-29 09:32:15,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:32:15,769 INFO L481 AbstractCegarLoop]: Abstraction has 37 states and 39 transitions. [2020-10-29 09:32:15,769 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 09:32:15,769 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 39 transitions. [2020-10-29 09:32:15,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-10-29 09:32:15,771 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:32:15,771 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 09:32:15,771 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 09:32:15,771 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:32:15,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:32:15,772 INFO L82 PathProgramCache]: Analyzing trace with hash 1420599655, now seen corresponding path program 2 times [2020-10-29 09:32:15,772 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:32:15,772 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [531695242] [2020-10-29 09:32:15,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:32:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:15,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:15,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:15,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:16,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:16,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 09:32:16,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 09:32:16,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 398 [2020-10-29 09:32:16,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:16,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:16,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:32:16,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 09:32:16,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 09:32:16,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:16,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:32:16,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:16,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:16,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:16,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:32:16,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:16,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 09:32:16,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:16,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:16,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:32:16,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:16,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:32:16,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:16,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:32:16,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:16,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:16,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:16,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:32:16,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:16,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 09:32:16,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:16,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:16,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 09:32:16,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:16,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 09:32:16,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:32:16,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2020-10-29 09:32:16,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:16,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:16,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:16,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:32:16,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:16,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 09:32:16,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:16,471 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:16,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:32:16,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:16,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 09:32:16,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:32:16,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:32:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:16,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:16,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:16,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:32:16,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:16,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 09:32:16,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:16,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:16,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:32:16,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 09:32:16,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:32:16,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:16,507 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 09:32:16,508 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [531695242] [2020-10-29 09:32:16,508 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 09:32:16,508 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 09:32:16,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103951351] [2020-10-29 09:32:16,509 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 09:32:16,509 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:32:16,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 09:32:16,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-29 09:32:16,510 INFO L87 Difference]: Start difference. First operand 37 states and 39 transitions. Second operand 10 states. [2020-10-29 09:32:16,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:32:16,940 INFO L93 Difference]: Finished difference Result 61 states and 66 transitions. [2020-10-29 09:32:16,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 09:32:16,941 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 31 [2020-10-29 09:32:16,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:32:16,942 INFO L225 Difference]: With dead ends: 61 [2020-10-29 09:32:16,942 INFO L226 Difference]: Without dead ends: 41 [2020-10-29 09:32:16,943 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2020-10-29 09:32:16,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2020-10-29 09:32:16,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 38. [2020-10-29 09:32:16,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2020-10-29 09:32:16,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 40 transitions. [2020-10-29 09:32:16,951 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 40 transitions. Word has length 31 [2020-10-29 09:32:16,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:32:16,951 INFO L481 AbstractCegarLoop]: Abstraction has 38 states and 40 transitions. [2020-10-29 09:32:16,952 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 09:32:16,952 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 40 transitions. [2020-10-29 09:32:16,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-10-29 09:32:16,953 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:32:16,953 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 09:32:16,953 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 09:32:16,954 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:32:16,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:32:16,954 INFO L82 PathProgramCache]: Analyzing trace with hash -2024566251, now seen corresponding path program 1 times [2020-10-29 09:32:16,954 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:32:16,955 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [809887364] [2020-10-29 09:32:16,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:32:16,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:16,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:17,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:17,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:17,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 56 [2020-10-29 09:32:17,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:32:17,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 426 [2020-10-29 09:32:17,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:17,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:17,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 09:32:17,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 09:32:17,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-29 09:32:17,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:32:17,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:32:17,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:17,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:17,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:17,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:32:17,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:17,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 09:32:17,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:17,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:17,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:32:17,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:17,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:32:17,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:32:17,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:32:17,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:17,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:17,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:17,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 09:32:17,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:17,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-29 09:32:17,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:17,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:17,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:32:17,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:17,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-10-29 09:32:17,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:32:17,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 09:32:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:17,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:17,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:17,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:32:17,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:17,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 09:32:17,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:17,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:17,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:32:17,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:17,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 09:32:17,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:17,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 09:32:17,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:17,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:17,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:17,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:32:17,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:17,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 09:32:17,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:17,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:17,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:32:17,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:17,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 09:32:17,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:17,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-10-29 09:32:17,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:17,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:17,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:17,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:32:17,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:17,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 09:32:17,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:17,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:17,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:32:17,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 09:32:17,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:32:17,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:17,780 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 09:32:17,780 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [809887364] [2020-10-29 09:32:17,780 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 09:32:17,781 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-29 09:32:17,781 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908923352] [2020-10-29 09:32:17,781 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 09:32:17,782 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:32:17,782 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 09:32:17,782 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-29 09:32:17,783 INFO L87 Difference]: Start difference. First operand 38 states and 40 transitions. Second operand 11 states. [2020-10-29 09:32:18,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:32:18,249 INFO L93 Difference]: Finished difference Result 65 states and 71 transitions. [2020-10-29 09:32:18,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-29 09:32:18,250 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 40 [2020-10-29 09:32:18,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:32:18,251 INFO L225 Difference]: With dead ends: 65 [2020-10-29 09:32:18,251 INFO L226 Difference]: Without dead ends: 45 [2020-10-29 09:32:18,252 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2020-10-29 09:32:18,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-10-29 09:32:18,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 42. [2020-10-29 09:32:18,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-10-29 09:32:18,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 45 transitions. [2020-10-29 09:32:18,264 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 45 transitions. Word has length 40 [2020-10-29 09:32:18,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:32:18,264 INFO L481 AbstractCegarLoop]: Abstraction has 42 states and 45 transitions. [2020-10-29 09:32:18,265 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 09:32:18,265 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 45 transitions. [2020-10-29 09:32:18,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-10-29 09:32:18,266 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:32:18,266 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 09:32:18,266 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 09:32:18,267 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:32:18,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:32:18,267 INFO L82 PathProgramCache]: Analyzing trace with hash -748321497, now seen corresponding path program 2 times [2020-10-29 09:32:18,268 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:32:18,268 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [527232967] [2020-10-29 09:32:18,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:32:18,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:18,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:19,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:19,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-29 09:32:19,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:19,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1378 [2020-10-29 09:32:19,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:19,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:19,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-29 09:32:19,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-29 09:32:19,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 09:32:19,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:19,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:32:19,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:19,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:20,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:20,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:32:20,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:20,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:32:20,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:20,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:20,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:32:20,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:20,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:32:20,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:20,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:32:20,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:20,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:20,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:20,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 09:32:20,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:20,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 253 [2020-10-29 09:32:20,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:20,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:20,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-29 09:32:20,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:20,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-29 09:32:20,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:20,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 09:32:20,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:20,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:20,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:20,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:32:20,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:20,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 09:32:20,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:20,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:20,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:32:20,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:20,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 09:32:20,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:32:20,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 09:32:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:20,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:20,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:20,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:32:20,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:20,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-29 09:32:20,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:20,846 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:20,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 09:32:20,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:32:20,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 09:32:20,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:32:21,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 09:32:21,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:21,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:21,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:21,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:32:21,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:21,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-29 09:32:21,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:21,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:21,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:32:21,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:32:21,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 09:32:21,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:32:21,408 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2020-10-29 09:32:21,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 09:32:21,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:21,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:21,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:21,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:32:21,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:21,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-29 09:32:21,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:21,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:21,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:32:21,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 09:32:21,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 09:32:21,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:32:21,678 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-29 09:32:21,679 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [527232967] [2020-10-29 09:32:21,679 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 09:32:21,679 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-29 09:32:21,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251593855] [2020-10-29 09:32:21,680 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-29 09:32:21,680 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:32:21,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-29 09:32:21,681 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=419, Unknown=0, NotChecked=0, Total=462 [2020-10-29 09:32:21,682 INFO L87 Difference]: Start difference. First operand 42 states and 45 transitions. Second operand 22 states. [2020-10-29 09:32:23,067 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 66 [2020-10-29 09:32:23,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:32:23,601 INFO L93 Difference]: Finished difference Result 65 states and 74 transitions. [2020-10-29 09:32:23,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 09:32:23,603 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 49 [2020-10-29 09:32:23,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:32:23,605 INFO L225 Difference]: With dead ends: 65 [2020-10-29 09:32:23,605 INFO L226 Difference]: Without dead ends: 59 [2020-10-29 09:32:23,606 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=76, Invalid=736, Unknown=0, NotChecked=0, Total=812 [2020-10-29 09:32:23,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2020-10-29 09:32:23,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 53. [2020-10-29 09:32:23,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-10-29 09:32:23,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 59 transitions. [2020-10-29 09:32:23,617 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 59 transitions. Word has length 49 [2020-10-29 09:32:23,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:32:23,618 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 59 transitions. [2020-10-29 09:32:23,618 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-29 09:32:23,618 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 59 transitions. [2020-10-29 09:32:23,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-10-29 09:32:23,620 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:32:23,620 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2020-10-29 09:32:23,620 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 09:32:23,620 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:32:23,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:32:23,621 INFO L82 PathProgramCache]: Analyzing trace with hash -133207766, now seen corresponding path program 3 times [2020-10-29 09:32:23,621 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:32:23,621 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1006734272] [2020-10-29 09:32:23,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:32:23,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:23,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:23,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:24,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:24,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 75 [2020-10-29 09:32:24,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:32:24,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 568 [2020-10-29 09:32:24,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:24,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:24,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 09:32:24,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 09:32:24,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-29 09:32:24,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:24,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:32:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:24,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:24,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:24,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:32:24,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:24,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:32:24,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:24,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:24,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:32:24,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:24,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:32:24,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:24,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:32:24,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:24,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:24,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:24,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:24,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-29 09:32:24,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:32:24,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 99 [2020-10-29 09:32:24,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:24,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:24,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:32:24,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:24,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-29 09:32:24,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:24,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 09:32:24,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:24,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:24,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:24,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:32:24,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:24,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 09:32:24,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:24,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:24,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:32:24,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:24,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:32:24,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:24,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 09:32:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:24,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:24,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:24,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:32:24,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:24,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 09:32:24,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:24,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:24,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:32:24,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:24,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:32:24,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:32:24,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 09:32:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:24,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:24,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:24,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:32:24,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:24,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 09:32:24,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:24,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:24,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:32:24,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:24,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 09:32:24,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:24,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 09:32:24,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:24,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:24,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:24,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:32:24,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:24,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 09:32:24,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:24,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:24,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:32:24,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:24,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 09:32:24,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:24,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-29 09:32:24,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:24,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:24,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:24,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:32:24,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:24,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 09:32:24,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:24,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:24,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:32:24,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 09:32:24,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:32:24,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:24,570 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-29 09:32:24,570 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1006734272] [2020-10-29 09:32:24,571 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 09:32:24,572 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-29 09:32:24,572 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975158765] [2020-10-29 09:32:24,572 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 09:32:24,572 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:32:24,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 09:32:24,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-29 09:32:24,574 INFO L87 Difference]: Start difference. First operand 53 states and 59 transitions. Second operand 9 states. [2020-10-29 09:32:24,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:32:24,850 INFO L93 Difference]: Finished difference Result 69 states and 76 transitions. [2020-10-29 09:32:24,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 09:32:24,851 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 55 [2020-10-29 09:32:24,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:32:24,852 INFO L225 Difference]: With dead ends: 69 [2020-10-29 09:32:24,852 INFO L226 Difference]: Without dead ends: 46 [2020-10-29 09:32:24,853 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2020-10-29 09:32:24,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-10-29 09:32:24,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2020-10-29 09:32:24,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2020-10-29 09:32:24,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 49 transitions. [2020-10-29 09:32:24,869 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 49 transitions. Word has length 55 [2020-10-29 09:32:24,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:32:24,870 INFO L481 AbstractCegarLoop]: Abstraction has 46 states and 49 transitions. [2020-10-29 09:32:24,870 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 09:32:24,870 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 49 transitions. [2020-10-29 09:32:24,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-29 09:32:24,876 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:32:24,876 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-10-29 09:32:24,876 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 09:32:24,877 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:32:24,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:32:24,877 INFO L82 PathProgramCache]: Analyzing trace with hash 1845421653, now seen corresponding path program 4 times [2020-10-29 09:32:24,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:32:24,878 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [232282916] [2020-10-29 09:32:24,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:32:24,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:24,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:24,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:25,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:25,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-29 09:32:25,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 09:32:25,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 672 [2020-10-29 09:32:25,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:25,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:25,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 09:32:25,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 09:32:25,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-29 09:32:25,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:32:25,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:32:25,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:25,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:25,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:25,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:32:25,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:25,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 09:32:25,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:25,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:25,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:32:25,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:25,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:32:25,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:32:25,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 09:32:25,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:25,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:25,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:25,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 09:32:25,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:25,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 129 [2020-10-29 09:32:25,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:25,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:25,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:32:25,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:25,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-29 09:32:25,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 09:32:25,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 09:32:25,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:25,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:25,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:25,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:32:25,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:25,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 09:32:25,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:25,995 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:25,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:32:25,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:25,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 09:32:25,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:25,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-29 09:32:26,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:26,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:26,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:26,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:32:26,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:26,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 09:32:26,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:26,013 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:26,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:32:26,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:26,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 09:32:26,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:26,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 09:32:26,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:26,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:26,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:26,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 09:32:26,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:26,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 09:32:26,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:26,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:26,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:32:26,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:26,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 09:32:26,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:26,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-29 09:32:26,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:26,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:26,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:26,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:32:26,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:26,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 09:32:26,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:26,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:26,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:32:26,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:26,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 09:32:26,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:26,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-29 09:32:26,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:32:26,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:32:26,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:32:26,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:32:26,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:32:26,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 09:32:26,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:32:26,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:32:26,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 09:32:26,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:32:26,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 09:32:26,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:32:26,110 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-10-29 09:32:26,111 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [232282916] [2020-10-29 09:32:26,111 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 09:32:26,111 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-29 09:32:26,111 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981786907] [2020-10-29 09:32:26,114 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-29 09:32:26,114 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:32:26,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-29 09:32:26,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2020-10-29 09:32:26,116 INFO L87 Difference]: Start difference. First operand 46 states and 49 transitions. Second operand 13 states. [2020-10-29 09:32:26,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:32:26,676 INFO L93 Difference]: Finished difference Result 46 states and 49 transitions. [2020-10-29 09:32:26,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 09:32:26,677 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 58 [2020-10-29 09:32:26,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:32:26,678 INFO L225 Difference]: With dead ends: 46 [2020-10-29 09:32:26,678 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 09:32:26,679 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2020-10-29 09:32:26,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 09:32:26,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 09:32:26,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 09:32:26,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 09:32:26,680 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2020-10-29 09:32:26,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:32:26,680 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 09:32:26,681 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-29 09:32:26,681 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 09:32:26,681 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 09:32:26,681 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 09:32:26,683 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 09:32:27,222 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 42 [2020-10-29 09:32:27,439 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 54 [2020-10-29 09:32:27,902 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 47 [2020-10-29 09:32:28,100 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 45 [2020-10-29 09:32:28,110 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2020-10-29 09:32:28,110 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 12) the Hoare annotation is: true [2020-10-29 09:32:28,111 INFO L274 CegarLoopResult]: For program point L12-1(line 12) no Hoare annotation was computed. [2020-10-29 09:32:28,111 INFO L274 CegarLoopResult]: For program point L12-2(line 12) no Hoare annotation was computed. [2020-10-29 09:32:28,111 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-10-29 09:32:28,111 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 09:32:28,111 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#NULL.base)| |#NULL.base|) (= |old(#t~string1.offset)| |#t~string1.offset|) (= |#t~string0.offset| |old(#t~string0.offset)|) (= |old(#length)| |#length|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string0.base| |old(#t~string0.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2020-10-29 09:32:28,112 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 09:32:28,112 INFO L277 CegarLoopResult]: At program point myexitENTRY(lines 571 573) the Hoare annotation is: true [2020-10-29 09:32:28,112 INFO L277 CegarLoopResult]: At program point L572(line 572) the Hoare annotation is: true [2020-10-29 09:32:28,112 INFO L274 CegarLoopResult]: For program point myexitEXIT(lines 571 573) no Hoare annotation was computed. [2020-10-29 09:32:28,112 INFO L274 CegarLoopResult]: For program point __bswap_32ENTRY(lines 74 78) no Hoare annotation was computed. [2020-10-29 09:32:28,112 INFO L274 CegarLoopResult]: For program point __bswap_32FINAL(lines 74 78) no Hoare annotation was computed. [2020-10-29 09:32:28,112 INFO L274 CegarLoopResult]: For program point __bswap_32EXIT(lines 74 78) no Hoare annotation was computed. [2020-10-29 09:32:28,112 INFO L274 CegarLoopResult]: For program point sll_createEXIT(lines 583 591) no Hoare annotation was computed. [2020-10-29 09:32:28,113 INFO L270 CegarLoopResult]: At program point sll_createENTRY(lines 583 591) 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$.base)|) (= |old(#valid)| |#valid|)) [2020-10-29 09:32:28,113 INFO L270 CegarLoopResult]: At program point L586(line 586) the Hoare annotation is: (let ((.cse0 (= sll_create_~head~0.offset 0))) (or (and (= |sll_create_#in~len| (+ sll_create_~len 1)) (= (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4) 0) (= (select |#valid| sll_create_~head~0.base) 1) .cse0 (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 4) 0)) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (<= sll_create_~head~0.base 0) (= |sll_create_#in~len| sll_create_~len) .cse0 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (<= 0 sll_create_~head~0.base) (= |old(#valid)| |#valid|)) (and (<= (+ sll_create_~len 2) |sll_create_#in~len|) (<= 3 |sll_create_#in~len|)))) [2020-10-29 09:32:28,113 INFO L274 CegarLoopResult]: For program point L586-1(line 586) no Hoare annotation was computed. [2020-10-29 09:32:28,113 INFO L274 CegarLoopResult]: For program point L585-2(lines 585 589) no Hoare annotation was computed. [2020-10-29 09:32:28,114 INFO L270 CegarLoopResult]: At program point L585-3(lines 585 589) the Hoare annotation is: (let ((.cse3 (<= (+ sll_create_~len 2) |sll_create_#in~len|)) (.cse1 (= sll_create_~head~0.offset 0)) (.cse2 (= (select (select |#memory_$Pointer$.offset| sll_create_~head~0.base) 4) 0)) (.cse0 (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) (or (and (= |sll_create_#in~len| (+ sll_create_~len 1)) (= .cse0 0) (= (select |#valid| sll_create_~head~0.base) 1) .cse1 .cse2) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (<= sll_create_~head~0.base 0) (= |sll_create_#in~len| sll_create_~len) .cse1 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (<= 0 sll_create_~head~0.base) (= |old(#valid)| |#valid|)) (and .cse3 (<= 3 |sll_create_#in~len|)) (let ((.cse4 (select (select |#memory_$Pointer$.base| .cse0) 4))) (and (= (select (select |#memory_$Pointer$.offset| .cse0) 4) 0) (not (= sll_create_~head~0.base .cse4)) (= .cse4 0) .cse3 .cse1 .cse2)))) [2020-10-29 09:32:28,114 INFO L274 CegarLoopResult]: For program point L585-4(lines 585 589) no Hoare annotation was computed. [2020-10-29 09:32:28,114 INFO L274 CegarLoopResult]: For program point sll_createFINAL(lines 583 591) no Hoare annotation was computed. [2020-10-29 09:32:28,114 INFO L274 CegarLoopResult]: For program point __bswap_64ENTRY(lines 79 83) no Hoare annotation was computed. [2020-10-29 09:32:28,114 INFO L274 CegarLoopResult]: For program point __bswap_64FINAL(lines 79 83) no Hoare annotation was computed. [2020-10-29 09:32:28,114 INFO L274 CegarLoopResult]: For program point __bswap_64EXIT(lines 79 83) no Hoare annotation was computed. [2020-10-29 09:32:28,114 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 09:32:28,114 INFO L277 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-10-29 09:32:28,115 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 09:32:28,115 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 09:32:28,115 INFO L274 CegarLoopResult]: For program point L609(line 609) no Hoare annotation was computed. [2020-10-29 09:32:28,115 INFO L270 CegarLoopResult]: At program point L606(lines 597 611) the Hoare annotation is: false [2020-10-29 09:32:28,115 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 597 611) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-10-29 09:32:28,115 INFO L274 CegarLoopResult]: For program point L605(lines 605 607) no Hoare annotation was computed. [2020-10-29 09:32:28,116 INFO L270 CegarLoopResult]: At program point L603(line 603) the Hoare annotation is: (let ((.cse6 (select |#memory_$Pointer$.base| |main_~#s~0.base|))) (let ((.cse7 (select .cse6 |main_~#s~0.offset|))) (let ((.cse2 (<= 2 main_~len~0)) (.cse1 (<= main_~len~0 2)) (.cse4 (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (.cse0 (select (select |#memory_$Pointer$.base| .cse7) 4)) (.cse5 (= (select (select |#memory_$Pointer$.offset| .cse7) 4) 0))) (or (let ((.cse3 (select |#memory_$Pointer$.base| .cse0))) (and (= (select (select |#memory_$Pointer$.offset| .cse0) 4) 0) .cse1 .cse2 (<= 1 main_~i~0) (= (select .cse3 4) 0) .cse4 (<= main_~i~0 1) .cse5 (or (not (= |main_~#s~0.offset| 4)) (not (= .cse6 .cse3))))) (and (<= main_~i~0 0) .cse2 .cse1 (<= 0 main_~i~0) .cse4 (= .cse0 0) .cse5))))) [2020-10-29 09:32:28,116 INFO L274 CegarLoopResult]: For program point L603-1(lines 602 604) no Hoare annotation was computed. [2020-10-29 09:32:28,116 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 597 611) no Hoare annotation was computed. [2020-10-29 09:32:28,116 INFO L270 CegarLoopResult]: At program point L600(line 600) the Hoare annotation is: (and (<= main_~len~0 2) (<= 2 main_~len~0)) [2020-10-29 09:32:28,116 INFO L270 CegarLoopResult]: At program point L602-2(lines 602 604) the Hoare annotation is: (let ((.cse6 (select |#memory_$Pointer$.base| |main_~#s~0.base|))) (let ((.cse7 (select .cse6 |main_~#s~0.offset|))) (let ((.cse2 (<= 2 main_~len~0)) (.cse1 (<= main_~len~0 2)) (.cse4 (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (.cse0 (select (select |#memory_$Pointer$.base| .cse7) 4)) (.cse5 (= (select (select |#memory_$Pointer$.offset| .cse7) 4) 0))) (or (let ((.cse3 (select |#memory_$Pointer$.base| .cse0))) (and (= (select (select |#memory_$Pointer$.offset| .cse0) 4) 0) .cse1 .cse2 (<= 1 main_~i~0) (= (select .cse3 4) 0) .cse4 (<= main_~i~0 1) .cse5 (or (not (= |main_~#s~0.offset| 4)) (not (= .cse6 .cse3))))) (and (= .cse7 0) .cse2 .cse1 (<= (+ main_~i~0 1) 0) .cse4) (and (<= main_~i~0 0) .cse2 .cse1 (<= 0 main_~i~0) .cse4 (= .cse0 0) .cse5))))) [2020-10-29 09:32:28,117 INFO L274 CegarLoopResult]: For program point L600-1(line 600) no Hoare annotation was computed. [2020-10-29 09:32:28,117 INFO L274 CegarLoopResult]: For program point L602-3(lines 602 604) no Hoare annotation was computed. [2020-10-29 09:32:28,117 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 597 611) no Hoare annotation was computed. [2020-10-29 09:32:28,117 INFO L274 CegarLoopResult]: For program point sll_remove_firstEXIT(lines 592 596) no Hoare annotation was computed. [2020-10-29 09:32:28,117 INFO L270 CegarLoopResult]: At program point sll_remove_firstENTRY(lines 592 596) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-10-29 09:32:28,117 INFO L274 CegarLoopResult]: For program point sll_remove_firstFINAL(lines 592 596) no Hoare annotation was computed. [2020-10-29 09:32:28,117 INFO L277 CegarLoopResult]: At program point L577(line 577) the Hoare annotation is: true [2020-10-29 09:32:28,118 INFO L274 CegarLoopResult]: For program point L576(lines 576 578) no Hoare annotation was computed. [2020-10-29 09:32:28,118 INFO L274 CegarLoopResult]: For program point L576-1(lines 576 578) no Hoare annotation was computed. [2020-10-29 09:32:28,118 INFO L270 CegarLoopResult]: At program point node_createENTRY(lines 574 582) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-10-29 09:32:28,118 INFO L274 CegarLoopResult]: For program point node_createFINAL(lines 574 582) no Hoare annotation was computed. [2020-10-29 09:32:28,118 INFO L274 CegarLoopResult]: For program point node_createEXIT(lines 574 582) no Hoare annotation was computed. [2020-10-29 09:32:28,130 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,131 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,131 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,131 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,132 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,132 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,132 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,132 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,133 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,133 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,133 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,133 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,134 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,134 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,134 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,134 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,135 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,135 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,135 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,135 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,137 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,137 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,137 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,138 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,138 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,138 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,138 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,138 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,139 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,139 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,139 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,139 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,139 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,140 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,140 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,140 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,140 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,141 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,141 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,141 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,143 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,143 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,143 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,143 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,144 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,144 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,144 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,144 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,144 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,145 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,145 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,145 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,145 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,146 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,146 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,146 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,146 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,147 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,147 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,147 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,147 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,147 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,148 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,148 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,148 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,148 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,149 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,149 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,149 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,149 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,149 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,150 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,150 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,150 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,150 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,150 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,151 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,151 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,151 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,151 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,153 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,153 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,154 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,154 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,154 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,154 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,155 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,155 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,155 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,155 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,156 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,156 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,156 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,156 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,156 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,157 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,157 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,157 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-10-29 09:32:28,157 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-10-29 09:32:28,158 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-29 09:32:28,158 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-29 09:32:28,158 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,158 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,158 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,159 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,159 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,159 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,159 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,159 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,160 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,162 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,163 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,163 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,163 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,163 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,163 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,164 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,164 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,164 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,164 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,164 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,165 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,165 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,165 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,166 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,166 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,166 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,166 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-10-29 09:32:28,166 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-10-29 09:32:28,167 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-29 09:32:28,167 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-29 09:32:28,167 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,167 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,168 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,168 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,168 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,168 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,168 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,169 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,169 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 09:32:28 BoogieIcfgContainer [2020-10-29 09:32:28,171 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 09:32:28,173 INFO L168 Benchmark]: Toolchain (without parser) took 16970.36 ms. Allocated memory was 161.5 MB in the beginning and 342.9 MB in the end (delta: 181.4 MB). Free memory was 136.4 MB in the beginning and 246.5 MB in the end (delta: -110.1 MB). Peak memory consumption was 198.2 MB. Max. memory is 8.0 GB. [2020-10-29 09:32:28,174 INFO L168 Benchmark]: CDTParser took 0.57 ms. Allocated memory is still 161.5 MB. Free memory is still 133.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 09:32:28,174 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.98 ms. Allocated memory is still 161.5 MB. Free memory was 135.8 MB in the beginning and 113.3 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-29 09:32:28,175 INFO L168 Benchmark]: Boogie Preprocessor took 59.88 ms. Allocated memory is still 161.5 MB. Free memory was 113.3 MB in the beginning and 110.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-29 09:32:28,176 INFO L168 Benchmark]: RCFGBuilder took 854.56 ms. Allocated memory is still 161.5 MB. Free memory was 110.7 MB in the beginning and 104.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 8.6 MB. Max. memory is 8.0 GB. [2020-10-29 09:32:28,177 INFO L168 Benchmark]: TraceAbstraction took 15403.83 ms. Allocated memory was 161.5 MB in the beginning and 342.9 MB in the end (delta: 181.4 MB). Free memory was 103.7 MB in the beginning and 246.5 MB in the end (delta: -142.8 MB). Peak memory consumption was 164.4 MB. Max. memory is 8.0 GB. [2020-10-29 09:32:28,180 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 ms. Allocated memory is still 161.5 MB. Free memory is still 133.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 640.98 ms. Allocated memory is still 161.5 MB. Free memory was 135.8 MB in the beginning and 113.3 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 59.88 ms. Allocated memory is still 161.5 MB. Free memory was 113.3 MB in the beginning and 110.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 854.56 ms. Allocated memory is still 161.5 MB. Free memory was 110.7 MB in the beginning and 104.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 8.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 15403.83 ms. Allocated memory was 161.5 MB in the beginning and 342.9 MB in the end (delta: 181.4 MB). Free memory was 103.7 MB in the beginning and 246.5 MB in the end (delta: -142.8 MB). Peak memory consumption was 164.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$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_$Pointer$.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_$Pointer$.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_$Pointer$.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 - 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_$Pointer$.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_$Pointer$.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 - 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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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 * 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ - 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_$Pointer$ * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: 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: 597]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 602]: Loop Invariant [2020-10-29 09:32:28,195 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,195 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,196 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,196 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,196 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,196 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,196 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,197 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,197 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,197 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,197 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,197 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,198 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,198 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,198 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,198 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,198 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,199 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,199 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,199 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,199 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,200 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,200 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,200 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,200 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,200 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,201 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,201 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,201 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,201 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,201 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,201 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,202 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,202 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,202 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,202 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,202 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,202 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,203 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,203 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,203 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,203 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,204 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,204 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,204 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,204 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,204 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,205 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,205 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,205 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,205 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,205 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,206 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,206 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,206 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,206 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,206 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,207 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,207 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,207 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,207 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,207 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,207 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,208 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,208 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,208 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,208 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,208 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,209 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,209 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,209 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,209 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,209 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,209 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,210 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,210 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,210 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,210 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,210 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,210 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: (((((((((#memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[s][s]][4]][4] == 0 && len <= 2) && 2 <= len) && 1 <= i) && #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[s][s]][4]][4] == 0) && #memory_$Pointer$[s][s] == 0) && i <= 1) && #memory_$Pointer$[#memory_$Pointer$[s][s]][4] == 0) && (!(s == 4) || !(#memory_$Pointer$[s] == #memory_$Pointer$[#memory_$Pointer$[#memory_$Pointer$[s][s]][4]]))) || ((((#memory_$Pointer$[s][s] == 0 && 2 <= len) && len <= 2) && i + 1 <= 0) && #memory_$Pointer$[s][s] == 0)) || ((((((i <= 0 && 2 <= len) && len <= 2) && 0 <= i) && #memory_$Pointer$[s][s] == 0) && #memory_$Pointer$[#memory_$Pointer$[s][s]][4] == 0) && #memory_$Pointer$[#memory_$Pointer$[s][s]][4] == 0) - InvariantResult [Line: 572]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 585]: Loop Invariant [2020-10-29 09:32:28,211 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,211 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,211 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,212 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,212 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,212 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,212 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,212 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,213 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,213 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,213 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,213 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,213 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,214 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,214 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,214 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,214 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,214 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-10-29 09:32:28,215 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-10-29 09:32:28,215 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-29 09:32:28,215 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-29 09:32:28,215 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,215 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,215 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,216 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,216 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,216 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,216 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,216 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,216 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,217 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,217 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,217 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,218 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,218 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,218 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,218 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,219 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,219 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,219 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,219 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,219 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-10-29 09:32:28,220 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-10-29 09:32:28,220 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,220 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,220 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,220 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,220 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-10-29 09:32:28,221 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-10-29 09:32:28,221 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-29 09:32:28,221 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-10-29 09:32:28,221 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,221 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,221 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,222 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,222 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,222 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,222 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,222 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-10-29 09:32:28,222 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((((((\old(len) == len + 1 && #memory_$Pointer$[head][4] == 0) && \valid[head] == 1) && head == 0) && #memory_$Pointer$[head][4] == 0) || ((((((((#memory_$Pointer$ == \old(#memory_$Pointer$) && \old(unknown-#length-unknown) == unknown-#length-unknown) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && head <= 0) && \old(len) == len) && head == 0) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && 0 <= head) && \old(\valid) == \valid)) || (len + 2 <= \old(len) && 3 <= \old(len))) || (((((#memory_$Pointer$[#memory_$Pointer$[head][4]][4] == 0 && !(head == #memory_$Pointer$[#memory_$Pointer$[head][4]][4])) && #memory_$Pointer$[#memory_$Pointer$[head][4]][4] == 0) && len + 2 <= \old(len)) && head == 0) && #memory_$Pointer$[head][4] == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 10 procedures, 50 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.8s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 4.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 204 SDtfs, 150 SDslu, 989 SDs, 0 SdLazy, 1231 SolverSat, 157 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 157 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=53occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 7 MinimizatonAttempts, 24 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 17 LocationsWithAnnotation, 36 PreInvPairs, 55 NumberOfFragments, 558 HoareAnnotationTreeSize, 36 FomulaSimplifications, 187 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 17 FomulaSimplificationsInter, 388 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 8.9s InterpolantComputationTime, 277 NumberOfCodeBlocks, 277 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 270 ConstructedInterpolants, 0 QuantifiedInterpolants, 106182 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 3 PerfectInterpolantSequences, 68/107 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...