./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/heap-manipulation/tree-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version f6fb2bb1 Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/heap-manipulation/tree-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 044ef52817dc7382960a6f0241b98ee90ba1b40d .................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-deref) --- Real Ultimate output --- Skipped default analysis because property is memsafety ### Bit-precise run ### This is Ultimate 0.1.24-f6fb2bb [2019-11-19 19:49:34,552 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 19:49:34,556 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 19:49:34,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 19:49:34,576 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 19:49:34,579 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 19:49:34,581 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 19:49:34,593 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 19:49:34,598 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 19:49:34,602 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 19:49:34,604 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 19:49:34,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 19:49:34,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 19:49:34,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 19:49:34,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 19:49:34,614 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 19:49:34,616 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 19:49:34,617 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 19:49:34,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 19:49:34,628 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 19:49:34,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 19:49:34,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 19:49:34,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 19:49:34,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 19:49:34,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 19:49:34,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 19:49:34,645 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 19:49:34,647 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 19:49:34,648 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 19:49:34,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 19:49:34,649 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 19:49:34,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 19:49:34,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 19:49:34,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 19:49:34,654 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 19:49:34,654 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 19:49:34,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 19:49:34,656 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 19:49:34,656 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 19:49:34,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 19:49:34,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 19:49:34,660 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-19 19:49:34,679 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 19:49:34,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 19:49:34,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 19:49:34,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 19:49:34,681 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 19:49:34,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 19:49:34,682 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 19:49:34,682 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-19 19:49:34,683 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 19:49:34,683 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 19:49:34,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 19:49:34,683 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-19 19:49:34,684 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-19 19:49:34,684 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-19 19:49:34,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 19:49:34,684 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-19 19:49:34,685 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-19 19:49:34,685 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 19:49:34,685 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 19:49:34,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 19:49:34,686 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 19:49:34,686 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 19:49:34,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 19:49:34,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 19:49:34,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 19:49:34,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 19:49:34,688 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-19 19:49:34,688 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-19 19:49:34,688 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-19 19:49:34,688 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 044ef52817dc7382960a6f0241b98ee90ba1b40d [2019-11-19 19:49:35,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 19:49:35,045 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 19:49:35,048 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 19:49:35,050 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 19:49:35,052 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 19:49:35,053 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/tree-1.i [2019-11-19 19:49:35,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d69d8e9e/3729764c1dbc4aa892392e38ebb12778/FLAG11b3e827f [2019-11-19 19:49:35,653 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 19:49:35,654 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/tree-1.i [2019-11-19 19:49:35,669 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d69d8e9e/3729764c1dbc4aa892392e38ebb12778/FLAG11b3e827f [2019-11-19 19:49:35,972 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d69d8e9e/3729764c1dbc4aa892392e38ebb12778 [2019-11-19 19:49:35,976 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 19:49:35,978 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-19 19:49:35,979 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 19:49:35,979 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 19:49:35,983 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 19:49:35,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:49:35" (1/1) ... [2019-11-19 19:49:35,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@706de6d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:35, skipping insertion in model container [2019-11-19 19:49:35,988 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:49:35" (1/1) ... [2019-11-19 19:49:35,995 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 19:49:36,037 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 19:49:36,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 19:49:36,495 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 19:49:36,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 19:49:36,653 INFO L192 MainTranslator]: Completed translation [2019-11-19 19:49:36,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:36 WrapperNode [2019-11-19 19:49:36,654 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 19:49:36,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 19:49:36,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 19:49:36,656 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 19:49:36,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:36" (1/1) ... [2019-11-19 19:49:36,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:36" (1/1) ... [2019-11-19 19:49:36,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:36" (1/1) ... [2019-11-19 19:49:36,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:36" (1/1) ... [2019-11-19 19:49:36,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:36" (1/1) ... [2019-11-19 19:49:36,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:36" (1/1) ... [2019-11-19 19:49:36,742 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:36" (1/1) ... [2019-11-19 19:49:36,754 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 19:49:36,755 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 19:49:36,755 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 19:49:36,755 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 19:49:36,756 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-11-19 19:49:36,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-19 19:49:36,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 19:49:36,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-11-19 19:49:36,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-11-19 19:49:36,815 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2019-11-19 19:49:36,815 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect [2019-11-19 19:49:36,815 INFO L138 BoogieDeclarations]: Found implementation of procedure create_tree [2019-11-19 19:49:36,816 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tree [2019-11-19 19:49:36,816 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-19 19:49:36,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-19 19:49:36,816 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-11-19 19:49:36,817 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-11-19 19:49:36,817 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-11-19 19:49:36,817 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-11-19 19:49:36,817 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-11-19 19:49:36,818 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-11-19 19:49:36,818 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-11-19 19:49:36,818 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-11-19 19:49:36,818 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-11-19 19:49:36,818 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-11-19 19:49:36,819 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-11-19 19:49:36,819 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-11-19 19:49:36,819 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-11-19 19:49:36,819 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-11-19 19:49:36,820 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-11-19 19:49:36,820 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-11-19 19:49:36,820 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-11-19 19:49:36,820 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-11-19 19:49:36,820 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-11-19 19:49:36,821 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-11-19 19:49:36,821 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-11-19 19:49:36,821 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-11-19 19:49:36,821 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-11-19 19:49:36,822 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-11-19 19:49:36,822 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-11-19 19:49:36,822 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-11-19 19:49:36,822 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-11-19 19:49:36,822 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-11-19 19:49:36,823 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-11-19 19:49:36,823 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-11-19 19:49:36,823 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-11-19 19:49:36,823 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-11-19 19:49:36,823 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-11-19 19:49:36,824 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-11-19 19:49:36,824 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-11-19 19:49:36,824 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-11-19 19:49:36,824 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-11-19 19:49:36,824 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-11-19 19:49:36,825 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-11-19 19:49:36,825 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-11-19 19:49:36,825 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-11-19 19:49:36,825 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-11-19 19:49:36,826 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-11-19 19:49:36,826 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-11-19 19:49:36,826 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-11-19 19:49:36,826 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-11-19 19:49:36,826 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-11-19 19:49:36,827 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-11-19 19:49:36,827 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-11-19 19:49:36,827 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-11-19 19:49:36,827 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-11-19 19:49:36,828 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-11-19 19:49:36,828 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-19 19:49:36,828 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-19 19:49:36,828 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-11-19 19:49:36,828 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-19 19:49:36,829 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-11-19 19:49:36,829 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-11-19 19:49:36,829 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-11-19 19:49:36,829 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-11-19 19:49:36,829 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-11-19 19:49:36,830 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-11-19 19:49:36,830 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-11-19 19:49:36,830 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-19 19:49:36,830 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-11-19 19:49:36,831 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-11-19 19:49:36,831 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-11-19 19:49:36,831 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-11-19 19:49:36,831 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-11-19 19:49:36,831 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-11-19 19:49:36,832 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-11-19 19:49:36,832 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-11-19 19:49:36,832 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-11-19 19:49:36,832 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-11-19 19:49:36,832 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-11-19 19:49:36,833 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-11-19 19:49:36,833 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-11-19 19:49:36,833 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-11-19 19:49:36,833 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-11-19 19:49:36,833 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-11-19 19:49:36,834 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-11-19 19:49:36,834 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-11-19 19:49:36,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-11-19 19:49:36,834 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-11-19 19:49:36,834 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-11-19 19:49:36,835 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-11-19 19:49:36,835 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-11-19 19:49:36,835 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-11-19 19:49:36,835 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-11-19 19:49:36,835 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-11-19 19:49:36,836 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-11-19 19:49:36,836 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-11-19 19:49:36,836 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-11-19 19:49:36,836 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-11-19 19:49:36,836 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-11-19 19:49:36,836 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-11-19 19:49:36,837 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-11-19 19:49:36,837 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-11-19 19:49:36,837 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-11-19 19:49:36,837 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-11-19 19:49:36,837 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-11-19 19:49:36,838 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-11-19 19:49:36,838 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-19 19:49:36,838 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2019-11-19 19:49:36,838 INFO L130 BoogieDeclarations]: Found specification of procedure inspect [2019-11-19 19:49:36,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-19 19:49:36,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-19 19:49:36,839 INFO L130 BoogieDeclarations]: Found specification of procedure create_tree [2019-11-19 19:49:36,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-19 19:49:36,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-19 19:49:36,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-19 19:49:36,840 INFO L130 BoogieDeclarations]: Found specification of procedure free_tree [2019-11-19 19:49:36,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-19 19:49:36,840 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-19 19:49:36,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-19 19:49:36,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 19:49:37,831 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 19:49:37,831 INFO L285 CfgBuilder]: Removed 11 assume(true) statements. [2019-11-19 19:49:37,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:49:37 BoogieIcfgContainer [2019-11-19 19:49:37,833 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 19:49:37,835 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 19:49:37,835 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 19:49:37,839 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 19:49:37,839 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:49:35" (1/3) ... [2019-11-19 19:49:37,840 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12612e6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:49:37, skipping insertion in model container [2019-11-19 19:49:37,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:36" (2/3) ... [2019-11-19 19:49:37,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12612e6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:49:37, skipping insertion in model container [2019-11-19 19:49:37,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:49:37" (3/3) ... [2019-11-19 19:49:37,844 INFO L109 eAbstractionObserver]: Analyzing ICFG tree-1.i [2019-11-19 19:49:37,855 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 19:49:37,864 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 64 error locations. [2019-11-19 19:49:37,876 INFO L249 AbstractCegarLoop]: Starting to check reachability of 64 error locations. [2019-11-19 19:49:37,899 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 19:49:37,900 INFO L374 AbstractCegarLoop]: Hoare is false [2019-11-19 19:49:37,900 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 19:49:37,900 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 19:49:37,901 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 19:49:37,901 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 19:49:37,901 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 19:49:37,902 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 19:49:37,924 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states. [2019-11-19 19:49:37,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-19 19:49:37,934 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 19:49:37,935 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 19:49:37,936 INFO L410 AbstractCegarLoop]: === Iteration 1 === [create_treeErr13REQUIRES_VIOLATION, create_treeErr14REQUIRES_VIOLATION, create_treeErr15REQUIRES_VIOLATION, create_treeErr10REQUIRES_VIOLATION, create_treeErr11REQUIRES_VIOLATION, create_treeErr12REQUIRES_VIOLATION, create_treeErr18REQUIRES_VIOLATION, create_treeErr19REQUIRES_VIOLATION, create_treeErr20REQUIRES_VIOLATION, create_treeErr16REQUIRES_VIOLATION, create_treeErr17REQUIRES_VIOLATION, create_treeErr1REQUIRES_VIOLATION, create_treeErr24REQUIRES_VIOLATION, create_treeErr0REQUIRES_VIOLATION, create_treeErr25REQUIRES_VIOLATION, create_treeErr4REQUIRES_VIOLATION, create_treeErr21REQUIRES_VIOLATION, create_treeErr3REQUIRES_VIOLATION, create_treeErr22REQUIRES_VIOLATION, create_treeErr2REQUIRES_VIOLATION, create_treeErr23REQUIRES_VIOLATION, create_treeErr7REQUIRES_VIOLATION, create_treeErr29REQUIRES_VIOLATION, create_treeErr6REQUIRES_VIOLATION, create_treeErr9REQUIRES_VIOLATION, create_treeErr5REQUIRES_VIOLATION, create_treeErr26REQUIRES_VIOLATION, create_treeErr27REQUIRES_VIOLATION, create_treeErr8REQUIRES_VIOLATION, create_treeErr28REQUIRES_VIOLATION, inspectErr9REQUIRES_VIOLATION, inspectErr4REQUIRES_VIOLATION, inspectErr2REQUIRES_VIOLATION, inspectErr8REQUIRES_VIOLATION, inspectErr3REQUIRES_VIOLATION, inspectErr6REQUIRES_VIOLATION, inspectErr1REQUIRES_VIOLATION, inspectErr7REQUIRES_VIOLATION, inspectErr5REQUIRES_VIOLATION, inspectErr0REQUIRES_VIOLATION, mainErr0ENSURES_VIOLATIONMEMORY_LEAK, free_treeErr17ASSERT_VIOLATIONMEMORY_FREE, free_treeErr5REQUIRES_VIOLATION, free_treeErr10ASSERT_VIOLATIONMEMORY_FREE, free_treeErr7REQUIRES_VIOLATION, free_treeErr6REQUIRES_VIOLATION, free_treeErr8ASSERT_VIOLATIONMEMORY_FREE, free_treeErr19REQUIRES_VIOLATION, free_treeErr18REQUIRES_VIOLATION, free_treeErr9ASSERT_VIOLATIONMEMORY_FREE, free_treeErr11REQUIRES_VIOLATION, free_treeErr0REQUIRES_VIOLATION, free_treeErr21ASSERT_VIOLATIONMEMORY_FREE, free_treeErr20ASSERT_VIOLATIONMEMORY_FREE, free_treeErr12REQUIRES_VIOLATION, free_treeErr1REQUIRES_VIOLATION, free_treeErr22ASSERT_VIOLATIONMEMORY_FREE, free_treeErr3REQUIRES_VIOLATION, free_treeErr13REQUIRES_VIOLATION, free_treeErr2REQUIRES_VIOLATION, free_treeErr15ASSERT_VIOLATIONMEMORY_FREE, free_treeErr4REQUIRES_VIOLATION, free_treeErr16ASSERT_VIOLATIONMEMORY_FREE, free_treeErr14REQUIRES_VIOLATION]=== [2019-11-19 19:49:37,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 19:49:37,943 INFO L82 PathProgramCache]: Analyzing trace with hash -210505210, now seen corresponding path program 1 times [2019-11-19 19:49:37,955 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-19 19:49:37,956 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [157865024] [2019-11-19 19:49:37,956 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-19 19:49:38,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:49:38,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-19 19:49:38,261 INFO L174 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2019-11-19 19:49:38,262 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-19 19:49:38,466 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-19 19:49:38,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:49:38 BoogieIcfgContainer [2019-11-19 19:49:38,488 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 19:49:38,489 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 19:49:38,489 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 19:49:38,489 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 19:49:38,491 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:49:37" (3/4) ... [2019-11-19 19:49:38,494 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-19 19:49:38,538 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-19 19:49:38,538 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 19:49:38,541 INFO L168 Benchmark]: Toolchain (without parser) took 2562.75 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.3 MB). Free memory was 957.7 MB in the beginning and 956.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 105.6 MB. Max. memory is 11.5 GB. [2019-11-19 19:49:38,542 INFO L168 Benchmark]: CDTParser took 0.93 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 19:49:38,543 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.3 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -113.6 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2019-11-19 19:49:38,543 INFO L168 Benchmark]: Boogie Preprocessor took 99.16 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 19:49:38,544 INFO L168 Benchmark]: RCFGBuilder took 1079.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 997.4 MB in the end (delta: 73.9 MB). Peak memory consumption was 73.9 MB. Max. memory is 11.5 GB. [2019-11-19 19:49:38,545 INFO L168 Benchmark]: TraceAbstraction took 653.48 ms. Allocated memory is still 1.1 GB. Free memory was 997.4 MB in the beginning and 956.4 MB in the end (delta: 41.1 MB). Peak memory consumption was 41.1 MB. Max. memory is 11.5 GB. [2019-11-19 19:49:38,546 INFO L168 Benchmark]: Witness Printer took 49.83 ms. Allocated memory is still 1.1 GB. Free memory is still 956.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 19:49:38,549 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 675.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.3 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -113.6 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 99.16 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1079.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 997.4 MB in the end (delta: 73.9 MB). Peak memory consumption was 73.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 653.48 ms. Allocated memory is still 1.1 GB. Free memory was 997.4 MB in the beginning and 956.4 MB in the end (delta: 41.1 MB). Peak memory consumption was 41.1 MB. Max. memory is 11.5 GB. * Witness Printer took 49.83 ms. Allocated memory is still 1.1 GB. Free memory is still 956.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 590]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L622] CALL create_tree() [L574] struct node *nodelast = ((void *)0); [L575] struct node *node = ((void *)0); VAL [node={0:0}, nodelast={0:0}] [L576] COND FALSE !(__VERIFIER_nondet_int()) [L590] node->parent = ((void *)0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 9 procedures, 167 locations, 64 error locations. Result: UNSAFE, OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=161occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...