./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ldv-regression/alt_test_true-termination.c_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c7d3621c-d33c-45fa-9040-a10c6906a257/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c7d3621c-d33c-45fa-9040-a10c6906a257/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c7d3621c-d33c-45fa-9040-a10c6906a257/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c7d3621c-d33c-45fa-9040-a10c6906a257/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-regression/alt_test_true-termination.c_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_c7d3621c-d33c-45fa-9040-a10c6906a257/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c7d3621c-d33c-45fa-9040-a10c6906a257/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 28a1c96d0dcbab8e66df0b7e0c92c558fac63e78 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 02:44:43,312 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 02:44:43,312 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 02:44:43,318 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 02:44:43,319 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 02:44:43,319 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 02:44:43,320 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 02:44:43,320 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 02:44:43,321 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 02:44:43,322 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 02:44:43,323 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 02:44:43,323 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 02:44:43,323 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 02:44:43,324 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 02:44:43,325 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 02:44:43,325 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 02:44:43,326 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 02:44:43,327 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 02:44:43,328 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 02:44:43,329 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 02:44:43,329 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 02:44:43,330 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 02:44:43,331 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 02:44:43,332 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 02:44:43,332 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 02:44:43,332 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 02:44:43,333 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 02:44:43,333 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 02:44:43,334 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 02:44:43,335 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 02:44:43,335 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 02:44:43,335 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 02:44:43,335 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 02:44:43,336 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 02:44:43,336 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 02:44:43,337 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 02:44:43,337 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c7d3621c-d33c-45fa-9040-a10c6906a257/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 02:44:43,344 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 02:44:43,344 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 02:44:43,345 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 02:44:43,345 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 02:44:43,345 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 02:44:43,345 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 02:44:43,345 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 02:44:43,346 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 02:44:43,346 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 02:44:43,346 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 02:44:43,346 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 02:44:43,346 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 02:44:43,346 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 02:44:43,346 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 02:44:43,346 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 02:44:43,347 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 02:44:43,347 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 02:44:43,347 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 02:44:43,347 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 02:44:43,347 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 02:44:43,347 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 02:44:43,347 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 02:44:43,348 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 02:44:43,348 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 02:44:43,348 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 02:44:43,348 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 02:44:43,348 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 02:44:43,348 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 02:44:43,348 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 02:44:43,349 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_c7d3621c-d33c-45fa-9040-a10c6906a257/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 ! call(__VERIFIER_error())) ) 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 -> 28a1c96d0dcbab8e66df0b7e0c92c558fac63e78 [2018-11-10 02:44:43,375 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 02:44:43,384 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 02:44:43,387 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 02:44:43,388 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 02:44:43,389 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 02:44:43,389 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c7d3621c-d33c-45fa-9040-a10c6906a257/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-regression/alt_test_true-termination.c_false-unreach-call.i [2018-11-10 02:44:43,434 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c7d3621c-d33c-45fa-9040-a10c6906a257/bin-2019/uautomizer/data/0fc2bbec5/e04964a543bc4587b856649e8569b271/FLAG94024637f [2018-11-10 02:44:43,902 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 02:44:43,902 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c7d3621c-d33c-45fa-9040-a10c6906a257/sv-benchmarks/c/ldv-regression/alt_test_true-termination.c_false-unreach-call.i [2018-11-10 02:44:43,913 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c7d3621c-d33c-45fa-9040-a10c6906a257/bin-2019/uautomizer/data/0fc2bbec5/e04964a543bc4587b856649e8569b271/FLAG94024637f [2018-11-10 02:44:43,923 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c7d3621c-d33c-45fa-9040-a10c6906a257/bin-2019/uautomizer/data/0fc2bbec5/e04964a543bc4587b856649e8569b271 [2018-11-10 02:44:43,926 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 02:44:43,927 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 02:44:43,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 02:44:43,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 02:44:43,931 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 02:44:43,931 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:44:43" (1/1) ... [2018-11-10 02:44:43,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b82404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:44:43, skipping insertion in model container [2018-11-10 02:44:43,934 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 02:44:43" (1/1) ... [2018-11-10 02:44:43,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 02:44:43,975 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 02:44:44,197 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:44:44,201 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 02:44:44,229 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 02:44:44,295 INFO L193 MainTranslator]: Completed translation [2018-11-10 02:44:44,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:44:44 WrapperNode [2018-11-10 02:44:44,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 02:44:44,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 02:44:44,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 02:44:44,296 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 02:44:44,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:44:44" (1/1) ... [2018-11-10 02:44:44,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:44:44" (1/1) ... [2018-11-10 02:44:44,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:44:44" (1/1) ... [2018-11-10 02:44:44,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:44:44" (1/1) ... [2018-11-10 02:44:44,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:44:44" (1/1) ... [2018-11-10 02:44:44,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:44:44" (1/1) ... [2018-11-10 02:44:44,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:44:44" (1/1) ... [2018-11-10 02:44:44,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 02:44:44,383 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 02:44:44,383 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 02:44:44,383 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 02:44:44,384 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:44:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c7d3621c-d33c-45fa-9040-a10c6906a257/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 [2018-11-10 02:44:44,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 02:44:44,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 02:44:44,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2018-11-10 02:44:44,430 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 02:44:44,430 INFO L138 BoogieDeclarations]: Found implementation of procedure l_malloc [2018-11-10 02:44:44,430 INFO L138 BoogieDeclarations]: Found implementation of procedure l_free [2018-11-10 02:44:44,430 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 02:44:44,430 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2018-11-10 02:44:44,431 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2018-11-10 02:44:44,431 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2018-11-10 02:44:44,431 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2018-11-10 02:44:44,431 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2018-11-10 02:44:44,431 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2018-11-10 02:44:44,431 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2018-11-10 02:44:44,431 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2018-11-10 02:44:44,431 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2018-11-10 02:44:44,431 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2018-11-10 02:44:44,431 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2018-11-10 02:44:44,432 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2018-11-10 02:44:44,432 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2018-11-10 02:44:44,432 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2018-11-10 02:44:44,432 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2018-11-10 02:44:44,432 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2018-11-10 02:44:44,432 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2018-11-10 02:44:44,432 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2018-11-10 02:44:44,432 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2018-11-10 02:44:44,432 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2018-11-10 02:44:44,432 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2018-11-10 02:44:44,433 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2018-11-10 02:44:44,433 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2018-11-10 02:44:44,433 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2018-11-10 02:44:44,433 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2018-11-10 02:44:44,435 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2018-11-10 02:44:44,435 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2018-11-10 02:44:44,435 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2018-11-10 02:44:44,435 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2018-11-10 02:44:44,435 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2018-11-10 02:44:44,436 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2018-11-10 02:44:44,436 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2018-11-10 02:44:44,436 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2018-11-10 02:44:44,436 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2018-11-10 02:44:44,436 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2018-11-10 02:44:44,436 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2018-11-10 02:44:44,436 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2018-11-10 02:44:44,436 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2018-11-10 02:44:44,436 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2018-11-10 02:44:44,436 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2018-11-10 02:44:44,436 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2018-11-10 02:44:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2018-11-10 02:44:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2018-11-10 02:44:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2018-11-10 02:44:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2018-11-10 02:44:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2018-11-10 02:44:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2018-11-10 02:44:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2018-11-10 02:44:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2018-11-10 02:44:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2018-11-10 02:44:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2018-11-10 02:44:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2018-11-10 02:44:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2018-11-10 02:44:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2018-11-10 02:44:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2018-11-10 02:44:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2018-11-10 02:44:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2018-11-10 02:44:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2018-11-10 02:44:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2018-11-10 02:44:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2018-11-10 02:44:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2018-11-10 02:44:44,439 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2018-11-10 02:44:44,439 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2018-11-10 02:44:44,439 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2018-11-10 02:44:44,439 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2018-11-10 02:44:44,439 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2018-11-10 02:44:44,439 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2018-11-10 02:44:44,439 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2018-11-10 02:44:44,439 INFO L130 BoogieDeclarations]: Found specification of procedure gets [2018-11-10 02:44:44,439 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2018-11-10 02:44:44,439 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2018-11-10 02:44:44,439 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2018-11-10 02:44:44,440 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2018-11-10 02:44:44,440 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2018-11-10 02:44:44,440 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2018-11-10 02:44:44,440 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2018-11-10 02:44:44,440 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2018-11-10 02:44:44,440 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2018-11-10 02:44:44,440 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2018-11-10 02:44:44,440 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2018-11-10 02:44:44,440 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2018-11-10 02:44:44,440 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2018-11-10 02:44:44,440 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2018-11-10 02:44:44,441 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2018-11-10 02:44:44,441 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2018-11-10 02:44:44,441 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2018-11-10 02:44:44,441 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2018-11-10 02:44:44,442 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2018-11-10 02:44:44,442 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2018-11-10 02:44:44,442 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2018-11-10 02:44:44,442 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2018-11-10 02:44:44,442 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2018-11-10 02:44:44,442 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2018-11-10 02:44:44,442 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2018-11-10 02:44:44,443 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2018-11-10 02:44:44,443 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2018-11-10 02:44:44,443 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2018-11-10 02:44:44,443 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2018-11-10 02:44:44,443 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2018-11-10 02:44:44,443 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2018-11-10 02:44:44,443 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2018-11-10 02:44:44,443 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-11-10 02:44:44,443 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-11-10 02:44:44,443 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-11-10 02:44:44,443 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-11-10 02:44:44,444 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-11-10 02:44:44,444 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-11-10 02:44:44,444 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-11-10 02:44:44,444 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-11-10 02:44:44,444 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-11-10 02:44:44,444 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-11-10 02:44:44,444 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-11-10 02:44:44,444 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-11-10 02:44:44,444 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-11-10 02:44:44,444 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-11-10 02:44:44,445 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-11-10 02:44:44,445 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-11-10 02:44:44,445 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-11-10 02:44:44,445 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-11-10 02:44:44,445 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-11-10 02:44:44,447 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-11-10 02:44:44,447 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-11-10 02:44:44,447 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-11-10 02:44:44,447 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-11-10 02:44:44,447 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-11-10 02:44:44,447 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-11-10 02:44:44,448 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-11-10 02:44:44,448 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-11-10 02:44:44,448 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-11-10 02:44:44,448 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-11-10 02:44:44,448 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-11-10 02:44:44,448 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-11-10 02:44:44,448 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-11-10 02:44:44,448 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-11-10 02:44:44,448 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-11-10 02:44:44,449 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-11-10 02:44:44,449 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-11-10 02:44:44,449 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-11-10 02:44:44,449 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-11-10 02:44:44,449 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-11-10 02:44:44,449 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-11-10 02:44:44,449 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-11-10 02:44:44,449 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-11-10 02:44:44,449 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-11-10 02:44:44,450 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-11-10 02:44:44,450 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-11-10 02:44:44,450 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-11-10 02:44:44,450 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-11-10 02:44:44,450 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-11-10 02:44:44,450 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-11-10 02:44:44,450 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-11-10 02:44:44,450 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-10 02:44:44,450 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-11-10 02:44:44,450 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-11-10 02:44:44,451 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-10 02:44:44,451 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-11-10 02:44:44,451 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-11-10 02:44:44,451 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-11-10 02:44:44,451 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-11-10 02:44:44,451 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-11-10 02:44:44,451 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-11-10 02:44:44,451 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-11-10 02:44:44,451 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 02:44:44,451 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-11-10 02:44:44,452 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-11-10 02:44:44,452 INFO L130 BoogieDeclarations]: Found specification of procedure __secure_getenv [2018-11-10 02:44:44,452 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-11-10 02:44:44,452 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-11-10 02:44:44,452 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-11-10 02:44:44,452 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-11-10 02:44:44,452 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-11-10 02:44:44,452 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-11-10 02:44:44,452 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-11-10 02:44:44,452 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-11-10 02:44:44,452 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-11-10 02:44:44,453 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-11-10 02:44:44,453 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-11-10 02:44:44,453 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-11-10 02:44:44,453 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-11-10 02:44:44,453 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-11-10 02:44:44,453 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-11-10 02:44:44,455 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-11-10 02:44:44,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-11-10 02:44:44,455 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-11-10 02:44:44,455 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-11-10 02:44:44,455 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-11-10 02:44:44,455 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-11-10 02:44:44,455 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-11-10 02:44:44,455 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-11-10 02:44:44,455 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-11-10 02:44:44,455 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-11-10 02:44:44,455 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-11-10 02:44:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-11-10 02:44:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-11-10 02:44:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-11-10 02:44:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-11-10 02:44:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-11-10 02:44:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-11-10 02:44:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-11-10 02:44:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-11-10 02:44:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure posix_openpt [2018-11-10 02:44:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-11-10 02:44:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2018-11-10 02:44:44,457 INFO L130 BoogieDeclarations]: Found specification of procedure l_malloc [2018-11-10 02:44:44,457 INFO L130 BoogieDeclarations]: Found specification of procedure l_free [2018-11-10 02:44:44,457 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 02:44:44,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 02:44:44,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 02:44:44,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 02:44:44,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 02:44:44,778 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 02:44:44,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 02:44:44 BoogieIcfgContainer [2018-11-10 02:44:44,779 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 02:44:44,779 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 02:44:44,779 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 02:44:44,782 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 02:44:44,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 02:44:43" (1/3) ... [2018-11-10 02:44:44,783 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35d64882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:44:44, skipping insertion in model container [2018-11-10 02:44:44,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 02:44:44" (2/3) ... [2018-11-10 02:44:44,783 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35d64882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 02:44:44, skipping insertion in model container [2018-11-10 02:44:44,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 02:44:44" (3/3) ... [2018-11-10 02:44:44,785 INFO L112 eAbstractionObserver]: Analyzing ICFG alt_test_true-termination.c_false-unreach-call.i [2018-11-10 02:44:44,792 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 02:44:44,796 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 02:44:44,809 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 02:44:44,833 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 02:44:44,834 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 02:44:44,834 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 02:44:44,834 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 02:44:44,834 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 02:44:44,834 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 02:44:44,834 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 02:44:44,834 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 02:44:44,834 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 02:44:44,852 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states. [2018-11-10 02:44:44,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 02:44:44,857 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 02:44:44,858 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 02:44:44,860 INFO L424 AbstractCegarLoop]: === Iteration 1 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 02:44:44,863 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:44:44,864 INFO L82 PathProgramCache]: Analyzing trace with hash 414654913, now seen corresponding path program 1 times [2018-11-10 02:44:44,865 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:44:44,865 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:44:44,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:44:44,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:44:44,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:44:44,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:44:44,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 02:44:44,999 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 02:44:44,999 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 02:44:45,002 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 02:44:45,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 02:44:45,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 02:44:45,011 INFO L87 Difference]: Start difference. First operand 34 states. Second operand 3 states. [2018-11-10 02:44:45,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 02:44:45,046 INFO L93 Difference]: Finished difference Result 59 states and 70 transitions. [2018-11-10 02:44:45,046 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 02:44:45,047 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 21 [2018-11-10 02:44:45,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 02:44:45,056 INFO L225 Difference]: With dead ends: 59 [2018-11-10 02:44:45,056 INFO L226 Difference]: Without dead ends: 36 [2018-11-10 02:44:45,059 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 02:44:45,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2018-11-10 02:44:45,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 35. [2018-11-10 02:44:45,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2018-11-10 02:44:45,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 39 transitions. [2018-11-10 02:44:45,086 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 39 transitions. Word has length 21 [2018-11-10 02:44:45,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 02:44:45,087 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 39 transitions. [2018-11-10 02:44:45,087 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 02:44:45,087 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2018-11-10 02:44:45,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 02:44:45,088 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 02:44:45,088 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 02:44:45,088 INFO L424 AbstractCegarLoop]: === Iteration 2 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 02:44:45,088 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:44:45,088 INFO L82 PathProgramCache]: Analyzing trace with hash 1115719491, now seen corresponding path program 1 times [2018-11-10 02:44:45,088 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:44:45,088 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:44:45,090 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:44:45,090 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:44:45,090 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:44:45,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:44:45,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 02:44:45,135 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 02:44:45,135 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-10 02:44:45,136 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-10 02:44:45,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-10 02:44:45,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-10 02:44:45,137 INFO L87 Difference]: Start difference. First operand 35 states and 39 transitions. Second operand 4 states. [2018-11-10 02:44:45,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 02:44:45,153 INFO L93 Difference]: Finished difference Result 46 states and 50 transitions. [2018-11-10 02:44:45,153 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 02:44:45,153 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 21 [2018-11-10 02:44:45,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 02:44:45,154 INFO L225 Difference]: With dead ends: 46 [2018-11-10 02:44:45,154 INFO L226 Difference]: Without dead ends: 30 [2018-11-10 02:44:45,155 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 02:44:45,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-11-10 02:44:45,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2018-11-10 02:44:45,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-11-10 02:44:45,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 32 transitions. [2018-11-10 02:44:45,158 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 32 transitions. Word has length 21 [2018-11-10 02:44:45,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 02:44:45,158 INFO L481 AbstractCegarLoop]: Abstraction has 30 states and 32 transitions. [2018-11-10 02:44:45,159 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-10 02:44:45,159 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2018-11-10 02:44:45,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-10 02:44:45,159 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 02:44:45,159 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-10 02:44:45,160 INFO L424 AbstractCegarLoop]: === Iteration 3 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 02:44:45,160 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:44:45,160 INFO L82 PathProgramCache]: Analyzing trace with hash -385035476, now seen corresponding path program 1 times [2018-11-10 02:44:45,160 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:44:45,160 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:44:45,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:44:45,161 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:44:45,161 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:44:45,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 02:44:45,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 02:44:45,244 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 02:44:45,244 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-10 02:44:45,245 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-10 02:44:45,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-10 02:44:45,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-10 02:44:45,245 INFO L87 Difference]: Start difference. First operand 30 states and 32 transitions. Second operand 9 states. [2018-11-10 02:44:45,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 02:44:45,315 INFO L93 Difference]: Finished difference Result 45 states and 47 transitions. [2018-11-10 02:44:45,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-10 02:44:45,316 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 28 [2018-11-10 02:44:45,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 02:44:45,316 INFO L225 Difference]: With dead ends: 45 [2018-11-10 02:44:45,316 INFO L226 Difference]: Without dead ends: 30 [2018-11-10 02:44:45,317 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2018-11-10 02:44:45,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-11-10 02:44:45,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2018-11-10 02:44:45,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-11-10 02:44:45,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 30 transitions. [2018-11-10 02:44:45,321 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 30 transitions. Word has length 28 [2018-11-10 02:44:45,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 02:44:45,322 INFO L481 AbstractCegarLoop]: Abstraction has 30 states and 30 transitions. [2018-11-10 02:44:45,322 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-10 02:44:45,322 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 30 transitions. [2018-11-10 02:44:45,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-10 02:44:45,323 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 02:44:45,323 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-10 02:44:45,323 INFO L424 AbstractCegarLoop]: === Iteration 4 === [__blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 02:44:45,323 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 02:44:45,324 INFO L82 PathProgramCache]: Analyzing trace with hash -531342764, now seen corresponding path program 1 times [2018-11-10 02:44:45,324 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 02:44:45,324 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 02:44:45,325 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:44:45,325 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 02:44:45,325 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 02:44:45,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:44:45,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 02:44:45,362 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-10 02:44:45,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 02:44:45 BoogieIcfgContainer [2018-11-10 02:44:45,385 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 02:44:45,386 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 02:44:45,386 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 02:44:45,386 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 02:44:45,386 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 02:44:44" (3/4) ... [2018-11-10 02:44:45,388 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-10 02:44:45,425 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c7d3621c-d33c-45fa-9040-a10c6906a257/bin-2019/uautomizer/witness.graphml [2018-11-10 02:44:45,425 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 02:44:45,425 INFO L168 Benchmark]: Toolchain (without parser) took 1499.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 957.6 MB in the beginning and 1.0 GB in the end (delta: -48.5 MB). Peak memory consumption was 89.4 MB. Max. memory is 11.5 GB. [2018-11-10 02:44:45,427 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 02:44:45,427 INFO L168 Benchmark]: CACSL2BoogieTranslator took 368.08 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 909.2 MB in the end (delta: 48.4 MB). Peak memory consumption was 48.4 MB. Max. memory is 11.5 GB. [2018-11-10 02:44:45,428 INFO L168 Benchmark]: Boogie Preprocessor took 86.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 909.2 MB in the beginning and 1.1 GB in the end (delta: -225.0 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. [2018-11-10 02:44:45,428 INFO L168 Benchmark]: RCFGBuilder took 395.91 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: 60.1 MB). Peak memory consumption was 60.1 MB. Max. memory is 11.5 GB. [2018-11-10 02:44:45,429 INFO L168 Benchmark]: TraceAbstraction took 606.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 11.5 GB. [2018-11-10 02:44:45,429 INFO L168 Benchmark]: Witness Printer took 39.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 02:44:45,431 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 368.08 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 909.2 MB in the end (delta: 48.4 MB). Peak memory consumption was 48.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 86.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 909.2 MB in the beginning and 1.1 GB in the end (delta: -225.0 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 395.91 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: 60.1 MB). Peak memory consumption was 60.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 606.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 11.5 GB. * Witness Printer took 39.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1601]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L1606] int globalState = 0; VAL [\old(globalState)=8, globalState=0] [L1612] CALL, EXPR l_malloc(sizeof(int)) VAL [\old(globalState)=0, \old(size)=4, globalState=0] [L1619] EXPR, FCALL malloc(size) VAL [\old(globalState)=0, \old(size)=4, globalState=0, malloc(size)={6:0}, size=4] [L1619] void *retVal = malloc(size); VAL [\old(globalState)=0, \old(size)=4, globalState=0, malloc(size)={6:0}, retVal={6:0}, size=4] [L1620] COND TRUE retVal != ((void *)0) [L1621] globalState=1 VAL [\old(globalState)=0, \old(size)=4, globalState=1, malloc(size)={6:0}, retVal={6:0}, size=4] [L1622] RET return retVal; VAL [\old(globalState)=0, \old(size)=4, \result={6:0}, globalState=1, malloc(size)={6:0}, retVal={6:0}, size=4] [L1612] EXPR l_malloc(sizeof(int)) VAL [\old(argc)=11, \old(globalState)=0, argc=11, argv={9:7}, argv={9:7}, globalState=1, l_malloc(sizeof(int))={6:0}] [L1612] int *a = (int*) l_malloc(sizeof(int)); [L1613] CALL l_free(a) VAL [\old(globalState)=1, globalState=1, ptr={6:0}] [L1629] COND TRUE ptr!=((void *)0) VAL [\old(globalState)=1, globalState=1, ptr={6:0}, ptr={6:0}] [L1629] COND TRUE (globalState == 1) ? (0) : __blast_assert () VAL [\old(globalState)=1, globalState=1, ptr={6:0}, ptr={6:0}] [L1630] globalState = 0 VAL [\old(globalState)=1, globalState=0, ptr={6:0}, ptr={6:0}] [L1631] RET, FCALL free(ptr) VAL [\old(globalState)=1, globalState=0, ptr={6:0}, ptr={6:0}] [L1613] l_free(a) VAL [\old(argc)=11, \old(globalState)=0, a={6:0}, argc=11, argv={9:7}, argv={9:7}, globalState=0] [L1614] CALL l_free(a) VAL [\old(globalState)=0, globalState=0, ptr={6:0}] [L1629] COND TRUE ptr!=((void *)0) VAL [\old(globalState)=0, globalState=0, ptr={6:0}, ptr={6:0}] [L1629] COND FALSE !((globalState == 1) ? (0) : __blast_assert ()) VAL [\old(globalState)=0, globalState=0, ptr={6:0}, ptr={6:0}] [L1629] CALL __blast_assert () VAL [\old(globalState)=0, globalState=0] [L1601] __VERIFIER_error() VAL [\old(globalState)=0, globalState=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 34 locations, 1 error locations. UNSAFE Result, 0.5s OverallTime, 4 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 79 SDtfs, 25 SDslu, 202 SDs, 0 SdLazy, 63 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=35occurred in iteration=1, 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, 3 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 99 NumberOfCodeBlocks, 99 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 67 ConstructedInterpolants, 0 QuantifiedInterpolants, 2806 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...