./Ultimate.py --spec ../../sv-benchmarks/c/NoOverflows.prp --file ../../sv-benchmarks/c/signedintegeroverflow-regression/PrefixDecrement_false-no-overflow.c.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6519b685-5a3f-4f4a-a98e-f7c5daa191ab/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6519b685-5a3f-4f4a-a98e-f7c5daa191ab/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6519b685-5a3f-4f4a-a98e-f7c5daa191ab/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6519b685-5a3f-4f4a-a98e-f7c5daa191ab/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/signedintegeroverflow-regression/PrefixDecrement_false-no-overflow.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_6519b685-5a3f-4f4a-a98e-f7c5daa191ab/bin-2019/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6519b685-5a3f-4f4a-a98e-f7c5daa191ab/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 058f2b919df241022a2d1e4bdbdaa26cd8e08c13 .......................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW) --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 10:53:39,538 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:53:39,539 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:53:39,546 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:53:39,547 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:53:39,547 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:53:39,548 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:53:39,549 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:53:39,550 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:53:39,551 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:53:39,551 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:53:39,552 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:53:39,552 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:53:39,553 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:53:39,554 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:53:39,554 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:53:39,555 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:53:39,556 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:53:39,557 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:53:39,558 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:53:39,559 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:53:39,560 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:53:39,561 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:53:39,561 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:53:39,562 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:53:39,562 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:53:39,563 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:53:39,563 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:53:39,564 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:53:39,565 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:53:39,565 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:53:39,565 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:53:39,566 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:53:39,566 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:53:39,566 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:53:39,566 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:53:39,567 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6519b685-5a3f-4f4a-a98e-f7c5daa191ab/bin-2019/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf [2018-11-18 10:53:39,576 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:53:39,576 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:53:39,577 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:53:39,577 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 10:53:39,577 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:53:39,577 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:53:39,577 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 10:53:39,578 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:53:39,578 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-18 10:53:39,578 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:53:39,578 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:53:39,578 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:53:39,578 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:53:39,578 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:53:39,578 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-18 10:53:39,578 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:53:39,579 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:53:39,579 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:53:39,579 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:53:39,579 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 10:53:39,579 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:53:39,579 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 10:53:39,579 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:53:39,580 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:53:39,580 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:53:39,580 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:53:39,580 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 10:53:39,580 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:53:39,580 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 10:53:39,580 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_6519b685-5a3f-4f4a-a98e-f7c5daa191ab/bin-2019/uautomizer 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 ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 058f2b919df241022a2d1e4bdbdaa26cd8e08c13 [2018-11-18 10:53:39,602 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:53:39,609 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:53:39,611 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:53:39,612 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:53:39,612 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:53:39,613 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6519b685-5a3f-4f4a-a98e-f7c5daa191ab/bin-2019/uautomizer/../../sv-benchmarks/c/signedintegeroverflow-regression/PrefixDecrement_false-no-overflow.c.i [2018-11-18 10:53:39,648 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6519b685-5a3f-4f4a-a98e-f7c5daa191ab/bin-2019/uautomizer/data/227840751/ad4d1a10594b4dc2a118c60007c11413/FLAG3e74a5a2a [2018-11-18 10:53:40,076 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:53:40,076 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6519b685-5a3f-4f4a-a98e-f7c5daa191ab/sv-benchmarks/c/signedintegeroverflow-regression/PrefixDecrement_false-no-overflow.c.i [2018-11-18 10:53:40,083 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6519b685-5a3f-4f4a-a98e-f7c5daa191ab/bin-2019/uautomizer/data/227840751/ad4d1a10594b4dc2a118c60007c11413/FLAG3e74a5a2a [2018-11-18 10:53:40,093 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6519b685-5a3f-4f4a-a98e-f7c5daa191ab/bin-2019/uautomizer/data/227840751/ad4d1a10594b4dc2a118c60007c11413 [2018-11-18 10:53:40,095 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:53:40,096 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 10:53:40,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:53:40,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:53:40,099 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:53:40,100 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:53:40" (1/1) ... [2018-11-18 10:53:40,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40118b41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:53:40, skipping insertion in model container [2018-11-18 10:53:40,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:53:40" (1/1) ... [2018-11-18 10:53:40,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:53:40,129 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:53:40,296 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:53:40,302 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:53:40,364 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:53:40,393 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:53:40,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:53:40 WrapperNode [2018-11-18 10:53:40,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:53:40,394 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:53:40,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:53:40,395 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:53:40,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:53:40" (1/1) ... [2018-11-18 10:53:40,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:53:40" (1/1) ... [2018-11-18 10:53:40,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:53:40" (1/1) ... [2018-11-18 10:53:40,416 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:53:40" (1/1) ... [2018-11-18 10:53:40,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:53:40" (1/1) ... [2018-11-18 10:53:40,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:53:40" (1/1) ... [2018-11-18 10:53:40,427 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:53:40" (1/1) ... [2018-11-18 10:53:40,430 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:53:40,430 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:53:40,430 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:53:40,430 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:53:40,431 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:53:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6519b685-5a3f-4f4a-a98e-f7c5daa191ab/bin-2019/uautomizer/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 [2018-11-18 10:53:40,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 10:53:40,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:53:40,480 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 10:53:40,480 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2018-11-18 10:53:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2018-11-18 10:53:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2018-11-18 10:53:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2018-11-18 10:53:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2018-11-18 10:53:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2018-11-18 10:53:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2018-11-18 10:53:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2018-11-18 10:53:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2018-11-18 10:53:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2018-11-18 10:53:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2018-11-18 10:53:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2018-11-18 10:53:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2018-11-18 10:53:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2018-11-18 10:53:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2018-11-18 10:53:40,481 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2018-11-18 10:53:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2018-11-18 10:53:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2018-11-18 10:53:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2018-11-18 10:53:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2018-11-18 10:53:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2018-11-18 10:53:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2018-11-18 10:53:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2018-11-18 10:53:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2018-11-18 10:53:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2018-11-18 10:53:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2018-11-18 10:53:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2018-11-18 10:53:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2018-11-18 10:53:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2018-11-18 10:53:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2018-11-18 10:53:40,482 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2018-11-18 10:53:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2018-11-18 10:53:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2018-11-18 10:53:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2018-11-18 10:53:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2018-11-18 10:53:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2018-11-18 10:53:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2018-11-18 10:53:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2018-11-18 10:53:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-18 10:53:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2018-11-18 10:53:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2018-11-18 10:53:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2018-11-18 10:53:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2018-11-18 10:53:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2018-11-18 10:53:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2018-11-18 10:53:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2018-11-18 10:53:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2018-11-18 10:53:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2018-11-18 10:53:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2018-11-18 10:53:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2018-11-18 10:53:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2018-11-18 10:53:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2018-11-18 10:53:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2018-11-18 10:53:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2018-11-18 10:53:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2018-11-18 10:53:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2018-11-18 10:53:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2018-11-18 10:53:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2018-11-18 10:53:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2018-11-18 10:53:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2018-11-18 10:53:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2018-11-18 10:53:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2018-11-18 10:53:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2018-11-18 10:53:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2018-11-18 10:53:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2018-11-18 10:53:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2018-11-18 10:53:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2018-11-18 10:53:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2018-11-18 10:53:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure gets [2018-11-18 10:53:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2018-11-18 10:53:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2018-11-18 10:53:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2018-11-18 10:53:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2018-11-18 10:53:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2018-11-18 10:53:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2018-11-18 10:53:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2018-11-18 10:53:40,485 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2018-11-18 10:53:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2018-11-18 10:53:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2018-11-18 10:53:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2018-11-18 10:53:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2018-11-18 10:53:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2018-11-18 10:53:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2018-11-18 10:53:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2018-11-18 10:53:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2018-11-18 10:53:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2018-11-18 10:53:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2018-11-18 10:53:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2018-11-18 10:53:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2018-11-18 10:53:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2018-11-18 10:53:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2018-11-18 10:53:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2018-11-18 10:53:40,486 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2018-11-18 10:53:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2018-11-18 10:53:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2018-11-18 10:53:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2018-11-18 10:53:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2018-11-18 10:53:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2018-11-18 10:53:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2018-11-18 10:53:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2018-11-18 10:53:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2018-11-18 10:53:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 10:53:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 10:53:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 10:53:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:53:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 10:53:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 10:53:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 10:53:40,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 10:53:40,758 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:53:40,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:53:40 BoogieIcfgContainer [2018-11-18 10:53:40,759 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:53:40,759 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 10:53:40,760 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 10:53:40,762 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 10:53:40,763 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 10:53:40" (1/3) ... [2018-11-18 10:53:40,763 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20cfa71c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:53:40, skipping insertion in model container [2018-11-18 10:53:40,763 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:53:40" (2/3) ... [2018-11-18 10:53:40,764 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20cfa71c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:53:40, skipping insertion in model container [2018-11-18 10:53:40,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:53:40" (3/3) ... [2018-11-18 10:53:40,765 INFO L112 eAbstractionObserver]: Analyzing ICFG PrefixDecrement_false-no-overflow.c.i [2018-11-18 10:53:40,773 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 10:53:40,779 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-11-18 10:53:40,792 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-11-18 10:53:40,812 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 10:53:40,812 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 10:53:40,812 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 10:53:40,812 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 10:53:40,812 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 10:53:40,812 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 10:53:40,812 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 10:53:40,813 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 10:53:40,813 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 10:53:40,823 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states. [2018-11-18 10:53:40,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 10:53:40,826 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:53:40,827 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:53:40,829 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mainErr1ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2018-11-18 10:53:40,833 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:53:40,834 INFO L82 PathProgramCache]: Analyzing trace with hash -1378257491, now seen corresponding path program 1 times [2018-11-18 10:53:40,835 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:53:40,836 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:53:40,880 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:53:40,880 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:53:40,880 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:53:40,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:53:40,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 10:53:40,951 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:53:40,951 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 10:53:40,953 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 10:53:40,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 10:53:40,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:53:40,962 INFO L87 Difference]: Start difference. First operand 14 states. Second operand 3 states. [2018-11-18 10:53:40,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:53:40,993 INFO L93 Difference]: Finished difference Result 14 states and 13 transitions. [2018-11-18 10:53:40,993 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 10:53:40,994 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2018-11-18 10:53:40,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:53:41,002 INFO L225 Difference]: With dead ends: 14 [2018-11-18 10:53:41,002 INFO L226 Difference]: Without dead ends: 9 [2018-11-18 10:53:41,004 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:53:41,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2018-11-18 10:53:41,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2018-11-18 10:53:41,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2018-11-18 10:53:41,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 8 transitions. [2018-11-18 10:53:41,033 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 8 transitions. Word has length 7 [2018-11-18 10:53:41,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:53:41,034 INFO L480 AbstractCegarLoop]: Abstraction has 9 states and 8 transitions. [2018-11-18 10:53:41,034 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 10:53:41,034 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2018-11-18 10:53:41,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 10:53:41,034 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:53:41,034 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:53:41,035 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mainErr1ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2018-11-18 10:53:41,035 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:53:41,035 INFO L82 PathProgramCache]: Analyzing trace with hash 223690775, now seen corresponding path program 1 times [2018-11-18 10:53:41,035 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:53:41,035 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:53:41,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:53:41,037 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:53:41,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:53:41,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:53:41,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:53:41,071 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 10:53:41,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 10:53:41 BoogieIcfgContainer [2018-11-18 10:53:41,090 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 10:53:41,091 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:53:41,091 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:53:41,091 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:53:41,092 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:53:40" (3/4) ... [2018-11-18 10:53:41,093 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-18 10:53:41,124 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6519b685-5a3f-4f4a-a98e-f7c5daa191ab/bin-2019/uautomizer/witness.graphml [2018-11-18 10:53:41,124 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:53:41,125 INFO L168 Benchmark]: Toolchain (without parser) took 1029.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -95.2 MB). Peak memory consumption was 36.4 MB. Max. memory is 11.5 GB. [2018-11-18 10:53:41,126 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:53:41,127 INFO L168 Benchmark]: CACSL2BoogieTranslator took 297.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -164.3 MB). Peak memory consumption was 25.4 MB. Max. memory is 11.5 GB. [2018-11-18 10:53:41,127 INFO L168 Benchmark]: Boogie Preprocessor took 35.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 10:53:41,128 INFO L168 Benchmark]: RCFGBuilder took 328.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. [2018-11-18 10:53:41,128 INFO L168 Benchmark]: TraceAbstraction took 331.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2018-11-18 10:53:41,128 INFO L168 Benchmark]: Witness Printer took 33.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:53:41,130 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 297.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -164.3 MB). Peak memory consumption was 25.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 328.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 331.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. * Witness Printer took 33.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 333]: integer overflow possible integer overflow possible We found a FailurePath: [L334] FCALL "%d\n" VAL ["%d\n"={104:0}, \old("%d\n")=103, \old("%d\n")=102] [L332] int x = -2147483647 - 1; VAL ["%d\n"={104:0}, x=-2147483648] [L333] --x VAL ["%d\n"={104:0}, x=-2147483648] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 14 locations, 2 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 6 SDtfs, 2 SDslu, 5 SDs, 0 SdLazy, 2 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 60 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...