./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/signedintegeroverflow-regression/PrefixIncrement_false-no-overflow.c.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_4d4cea56-70c9-49fd-b17b-46e5276ac0c0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_4d4cea56-70c9-49fd-b17b-46e5276ac0c0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_4d4cea56-70c9-49fd-b17b-46e5276ac0c0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_4d4cea56-70c9-49fd-b17b-46e5276ac0c0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/signedintegeroverflow-regression/PrefixIncrement_false-no-overflow.c.i -s /tmp/vcloud-vcloud-master/worker/working_dir_4d4cea56-70c9-49fd-b17b-46e5276ac0c0/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_4d4cea56-70c9-49fd-b17b-46e5276ac0c0/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 458defa6989fd07c9ad90ba734f631bc16cdc88e ...................................................................................................................................................................................................................................................................................................................................................................................................................... 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-aa41828 [2018-11-23 01:01:46,668 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 01:01:46,669 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 01:01:46,676 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 01:01:46,677 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 01:01:46,677 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 01:01:46,678 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 01:01:46,679 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 01:01:46,680 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 01:01:46,681 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 01:01:46,681 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 01:01:46,682 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 01:01:46,682 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 01:01:46,683 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 01:01:46,684 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 01:01:46,684 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 01:01:46,685 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 01:01:46,686 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 01:01:46,687 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 01:01:46,688 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 01:01:46,689 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 01:01:46,690 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 01:01:46,692 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 01:01:46,692 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 01:01:46,692 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 01:01:46,693 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 01:01:46,693 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 01:01:46,694 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 01:01:46,694 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 01:01:46,695 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 01:01:46,695 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 01:01:46,696 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 01:01:46,696 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 01:01:46,696 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 01:01:46,697 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 01:01:46,697 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 01:01:46,698 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_4d4cea56-70c9-49fd-b17b-46e5276ac0c0/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2018-11-23 01:01:46,708 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 01:01:46,708 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 01:01:46,708 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 01:01:46,709 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 01:01:46,709 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 01:01:46,709 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 01:01:46,710 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 01:01:46,710 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-23 01:01:46,710 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 01:01:46,710 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 01:01:46,710 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 01:01:46,710 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 01:01:46,710 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 01:01:46,711 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-23 01:01:46,711 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 01:01:46,711 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 01:01:46,711 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 01:01:46,711 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 01:01:46,711 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 01:01:46,711 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 01:01:46,712 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 01:01:46,712 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 01:01:46,712 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 01:01:46,712 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 01:01:46,712 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 01:01:46,712 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 01:01:46,712 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 01:01:46,713 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 01:01:46,713 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_4d4cea56-70c9-49fd-b17b-46e5276ac0c0/bin-2019/ukojak 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 -> Kojak 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 -> 458defa6989fd07c9ad90ba734f631bc16cdc88e [2018-11-23 01:01:46,737 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 01:01:46,745 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 01:01:46,747 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 01:01:46,748 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 01:01:46,748 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 01:01:46,748 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_4d4cea56-70c9-49fd-b17b-46e5276ac0c0/bin-2019/ukojak/../../sv-benchmarks/c/signedintegeroverflow-regression/PrefixIncrement_false-no-overflow.c.i [2018-11-23 01:01:46,787 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4d4cea56-70c9-49fd-b17b-46e5276ac0c0/bin-2019/ukojak/data/fd8bac405/f55635ba25f04551bc783d1a45d72f2e/FLAGf0e5a9915 [2018-11-23 01:01:47,219 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 01:01:47,219 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_4d4cea56-70c9-49fd-b17b-46e5276ac0c0/sv-benchmarks/c/signedintegeroverflow-regression/PrefixIncrement_false-no-overflow.c.i [2018-11-23 01:01:47,225 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_4d4cea56-70c9-49fd-b17b-46e5276ac0c0/bin-2019/ukojak/data/fd8bac405/f55635ba25f04551bc783d1a45d72f2e/FLAGf0e5a9915 [2018-11-23 01:01:47,234 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_4d4cea56-70c9-49fd-b17b-46e5276ac0c0/bin-2019/ukojak/data/fd8bac405/f55635ba25f04551bc783d1a45d72f2e [2018-11-23 01:01:47,236 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 01:01:47,238 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 01:01:47,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 01:01:47,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 01:01:47,242 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 01:01:47,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:01:47" (1/1) ... [2018-11-23 01:01:47,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59ca027 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:47, skipping insertion in model container [2018-11-23 01:01:47,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:01:47" (1/1) ... [2018-11-23 01:01:47,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 01:01:47,279 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 01:01:47,451 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:01:47,458 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 01:01:47,519 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:01:47,548 INFO L195 MainTranslator]: Completed translation [2018-11-23 01:01:47,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:47 WrapperNode [2018-11-23 01:01:47,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 01:01:47,550 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 01:01:47,550 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 01:01:47,550 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 01:01:47,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:47" (1/1) ... [2018-11-23 01:01:47,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:47" (1/1) ... [2018-11-23 01:01:47,578 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 01:01:47,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 01:01:47,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 01:01:47,579 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 01:01:47,584 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:47" (1/1) ... [2018-11-23 01:01:47,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:47" (1/1) ... [2018-11-23 01:01:47,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:47" (1/1) ... [2018-11-23 01:01:47,586 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:47" (1/1) ... [2018-11-23 01:01:47,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:47" (1/1) ... [2018-11-23 01:01:47,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:47" (1/1) ... [2018-11-23 01:01:47,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:47" (1/1) ... [2018-11-23 01:01:47,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 01:01:47,591 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 01:01:47,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 01:01:47,592 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 01:01:47,592 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:01:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_4d4cea56-70c9-49fd-b17b-46e5276ac0c0/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-23 01:01:47,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 01:01:47,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 01:01:47,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 01:01:47,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 01:01:47,793 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 01:01:47,793 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-11-23 01:01:47,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:01:47 BoogieIcfgContainer [2018-11-23 01:01:47,794 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 01:01:47,794 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 01:01:47,794 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 01:01:47,802 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 01:01:47,802 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:01:47" (1/1) ... [2018-11-23 01:01:47,809 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:01:47,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:01:47,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 6 states and 5 transitions. [2018-11-23 01:01:47,830 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 5 transitions. [2018-11-23 01:01:47,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-11-23 01:01:47,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:01:47,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 01:01:47,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 01:01:47,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 01:01:47,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 01:01:47,937 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call #t~string30.base, #t~string30.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string30.base, #t~string30.offset, 1);call write~init~int(100, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(10, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 3 + #t~string30.offset, 1);havoc main_#res;havoc main_#t~pre28, main_#t~nondet29, main_~x~0;main_~x~0 := 2147483647; VAL [ULTIMATE.start_main_~x~0=2147483647, |#NULL.base|=0, |#NULL.offset|=0, |#t~string30.base|=6, |#t~string30.offset|=0] [?] assume !(1 + main_~x~0 <= 2147483647); VAL [ULTIMATE.start_main_~x~0=2147483647, |#NULL.base|=0, |#NULL.offset|=0, |#t~string30.base|=6, |#t~string30.offset|=0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L334] call #t~string30.base, #t~string30.offset := #Ultimate.alloc(4); [L334] call write~init~int(37, #t~string30.base, #t~string30.offset, 1); [L334] call write~init~int(100, #t~string30.base, 1 + #t~string30.offset, 1); [L334] call write~init~int(10, #t~string30.base, 2 + #t~string30.offset, 1); [L334] call write~init~int(0, #t~string30.base, 3 + #t~string30.offset, 1); [?] havoc main_#res; [?] havoc main_#t~pre28, main_#t~nondet29, main_~x~0; [L332] main_~x~0 := 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~string30.base=6, #t~string30.offset=0, main_~x~0=2147483647] [L333] assert 1 + main_~x~0 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~string30.base=6, #t~string30.offset=0, main_~x~0=2147483647] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L334] call #t~string30.base, #t~string30.offset := #Ultimate.alloc(4); [L334] call write~init~int(37, #t~string30.base, #t~string30.offset, 1); [L334] call write~init~int(100, #t~string30.base, 1 + #t~string30.offset, 1); [L334] call write~init~int(10, #t~string30.base, 2 + #t~string30.offset, 1); [L334] call write~init~int(0, #t~string30.base, 3 + #t~string30.offset, 1); [?] havoc main_#res; [?] havoc main_#t~pre28, main_#t~nondet29, main_~x~0; [L332] main_~x~0 := 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~string30.base=6, #t~string30.offset=0, main_~x~0=2147483647] [L333] assert 1 + main_~x~0 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~string30.base=6, #t~string30.offset=0, main_~x~0=2147483647] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L334] FCALL call #t~string30 := #Ultimate.alloc(4); [L334] FCALL call write~init~int(37, { base: #t~string30!base, offset: #t~string30!offset }, 1); [L334] FCALL call write~init~int(100, { base: #t~string30!base, offset: 1 + #t~string30!offset }, 1); [L334] FCALL call write~init~int(10, { base: #t~string30!base, offset: 2 + #t~string30!offset }, 1); [L334] FCALL call write~init~int(0, { base: #t~string30!base, offset: 3 + #t~string30!offset }, 1); [?] havoc main_#res; [?] havoc main_#t~pre28, main_#t~nondet29, main_~x~0; [L332] main_~x~0 := 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~string30!base=6, #t~string30!offset=0, main_~x~0=2147483647] [L333] assert 1 + main_~x~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~string30!base=6, #t~string30!offset=0, main_~x~0=2147483647] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L334] FCALL call #t~string30 := #Ultimate.alloc(4); [L334] FCALL call write~init~int(37, { base: #t~string30!base, offset: #t~string30!offset }, 1); [L334] FCALL call write~init~int(100, { base: #t~string30!base, offset: 1 + #t~string30!offset }, 1); [L334] FCALL call write~init~int(10, { base: #t~string30!base, offset: 2 + #t~string30!offset }, 1); [L334] FCALL call write~init~int(0, { base: #t~string30!base, offset: 3 + #t~string30!offset }, 1); [?] havoc main_#res; [?] havoc main_#t~pre28, main_#t~nondet29, main_~x~0; [L332] main_~x~0 := 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~string30!base=6, #t~string30!offset=0, main_~x~0=2147483647] [L333] assert 1 + main_~x~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~string30!base=6, #t~string30!offset=0, main_~x~0=2147483647] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L334] FCALL call #t~string30 := #Ultimate.alloc(4); [L334] FCALL call write~init~int(37, { base: #t~string30!base, offset: #t~string30!offset }, 1); [L334] FCALL call write~init~int(100, { base: #t~string30!base, offset: 1 + #t~string30!offset }, 1); [L334] FCALL call write~init~int(10, { base: #t~string30!base, offset: 2 + #t~string30!offset }, 1); [L334] FCALL call write~init~int(0, { base: #t~string30!base, offset: 3 + #t~string30!offset }, 1); [L332] ~x~0 := 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~string30!base=6, #t~string30!offset=0] [L333] assert 1 + ~x~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~string30!base=6, #t~string30!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L334] FCALL call #t~string30 := #Ultimate.alloc(4); [L334] FCALL call write~init~int(37, { base: #t~string30!base, offset: #t~string30!offset }, 1); [L334] FCALL call write~init~int(100, { base: #t~string30!base, offset: 1 + #t~string30!offset }, 1); [L334] FCALL call write~init~int(10, { base: #t~string30!base, offset: 2 + #t~string30!offset }, 1); [L334] FCALL call write~init~int(0, { base: #t~string30!base, offset: 3 + #t~string30!offset }, 1); [L332] ~x~0 := 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~string30!base=6, #t~string30!offset=0] [L333] assert 1 + ~x~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~string30!base=6, #t~string30!offset=0] [L332] int x = 2147483647; [L333] ++x ----- [2018-11-23 01:01:47,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:01:47 ImpRootNode [2018-11-23 01:01:47,956 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 01:01:47,957 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 01:01:47,957 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 01:01:47,957 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 01:01:47,957 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:01:47" (3/4) ... [2018-11-23 01:01:47,959 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];call #t~string30.base, #t~string30.offset := #Ultimate.alloc(4);call write~init~int(37, #t~string30.base, #t~string30.offset, 1);call write~init~int(100, #t~string30.base, 1 + #t~string30.offset, 1);call write~init~int(10, #t~string30.base, 2 + #t~string30.offset, 1);call write~init~int(0, #t~string30.base, 3 + #t~string30.offset, 1);havoc main_#res;havoc main_#t~pre28, main_#t~nondet29, main_~x~0;main_~x~0 := 2147483647; VAL [ULTIMATE.start_main_~x~0=2147483647, |#NULL.base|=0, |#NULL.offset|=0, |#t~string30.base|=6, |#t~string30.offset|=0] [?] assume !(1 + main_~x~0 <= 2147483647); VAL [ULTIMATE.start_main_~x~0=2147483647, |#NULL.base|=0, |#NULL.offset|=0, |#t~string30.base|=6, |#t~string30.offset|=0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L334] call #t~string30.base, #t~string30.offset := #Ultimate.alloc(4); [L334] call write~init~int(37, #t~string30.base, #t~string30.offset, 1); [L334] call write~init~int(100, #t~string30.base, 1 + #t~string30.offset, 1); [L334] call write~init~int(10, #t~string30.base, 2 + #t~string30.offset, 1); [L334] call write~init~int(0, #t~string30.base, 3 + #t~string30.offset, 1); [?] havoc main_#res; [?] havoc main_#t~pre28, main_#t~nondet29, main_~x~0; [L332] main_~x~0 := 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~string30.base=6, #t~string30.offset=0, main_~x~0=2147483647] [L333] assert 1 + main_~x~0 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~string30.base=6, #t~string30.offset=0, main_~x~0=2147483647] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [L334] call #t~string30.base, #t~string30.offset := #Ultimate.alloc(4); [L334] call write~init~int(37, #t~string30.base, #t~string30.offset, 1); [L334] call write~init~int(100, #t~string30.base, 1 + #t~string30.offset, 1); [L334] call write~init~int(10, #t~string30.base, 2 + #t~string30.offset, 1); [L334] call write~init~int(0, #t~string30.base, 3 + #t~string30.offset, 1); [?] havoc main_#res; [?] havoc main_#t~pre28, main_#t~nondet29, main_~x~0; [L332] main_~x~0 := 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~string30.base=6, #t~string30.offset=0, main_~x~0=2147483647] [L333] assert 1 + main_~x~0 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, #t~string30.base=6, #t~string30.offset=0, main_~x~0=2147483647] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L334] FCALL call #t~string30 := #Ultimate.alloc(4); [L334] FCALL call write~init~int(37, { base: #t~string30!base, offset: #t~string30!offset }, 1); [L334] FCALL call write~init~int(100, { base: #t~string30!base, offset: 1 + #t~string30!offset }, 1); [L334] FCALL call write~init~int(10, { base: #t~string30!base, offset: 2 + #t~string30!offset }, 1); [L334] FCALL call write~init~int(0, { base: #t~string30!base, offset: 3 + #t~string30!offset }, 1); [?] havoc main_#res; [?] havoc main_#t~pre28, main_#t~nondet29, main_~x~0; [L332] main_~x~0 := 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~string30!base=6, #t~string30!offset=0, main_~x~0=2147483647] [L333] assert 1 + main_~x~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~string30!base=6, #t~string30!offset=0, main_~x~0=2147483647] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L334] FCALL call #t~string30 := #Ultimate.alloc(4); [L334] FCALL call write~init~int(37, { base: #t~string30!base, offset: #t~string30!offset }, 1); [L334] FCALL call write~init~int(100, { base: #t~string30!base, offset: 1 + #t~string30!offset }, 1); [L334] FCALL call write~init~int(10, { base: #t~string30!base, offset: 2 + #t~string30!offset }, 1); [L334] FCALL call write~init~int(0, { base: #t~string30!base, offset: 3 + #t~string30!offset }, 1); [?] havoc main_#res; [?] havoc main_#t~pre28, main_#t~nondet29, main_~x~0; [L332] main_~x~0 := 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~string30!base=6, #t~string30!offset=0, main_~x~0=2147483647] [L333] assert 1 + main_~x~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~string30!base=6, #t~string30!offset=0, main_~x~0=2147483647] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L334] FCALL call #t~string30 := #Ultimate.alloc(4); [L334] FCALL call write~init~int(37, { base: #t~string30!base, offset: #t~string30!offset }, 1); [L334] FCALL call write~init~int(100, { base: #t~string30!base, offset: 1 + #t~string30!offset }, 1); [L334] FCALL call write~init~int(10, { base: #t~string30!base, offset: 2 + #t~string30!offset }, 1); [L334] FCALL call write~init~int(0, { base: #t~string30!base, offset: 3 + #t~string30!offset }, 1); [L332] ~x~0 := 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~string30!base=6, #t~string30!offset=0] [L333] assert 1 + ~x~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~string30!base=6, #t~string30!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L334] FCALL call #t~string30 := #Ultimate.alloc(4); [L334] FCALL call write~init~int(37, { base: #t~string30!base, offset: #t~string30!offset }, 1); [L334] FCALL call write~init~int(100, { base: #t~string30!base, offset: 1 + #t~string30!offset }, 1); [L334] FCALL call write~init~int(10, { base: #t~string30!base, offset: 2 + #t~string30!offset }, 1); [L334] FCALL call write~init~int(0, { base: #t~string30!base, offset: 3 + #t~string30!offset }, 1); [L332] ~x~0 := 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~string30!base=6, #t~string30!offset=0] [L333] assert 1 + ~x~0 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, #t~string30!base=6, #t~string30!offset=0] [L332] int x = 2147483647; [L333] ++x ----- [2018-11-23 01:01:47,986 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_4d4cea56-70c9-49fd-b17b-46e5276ac0c0/bin-2019/ukojak/witness.graphml [2018-11-23 01:01:47,986 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 01:01:47,987 INFO L168 Benchmark]: Toolchain (without parser) took 750.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 958.2 MB in the beginning and 1.1 GB in the end (delta: -133.2 MB). Peak memory consumption was 4.7 MB. Max. memory is 11.5 GB. [2018-11-23 01:01:47,988 INFO L168 Benchmark]: CDTParser took 0.12 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. [2018-11-23 01:01:47,988 INFO L168 Benchmark]: CACSL2BoogieTranslator took 311.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -171.6 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. [2018-11-23 01:01:47,989 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.70 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. [2018-11-23 01:01:47,989 INFO L168 Benchmark]: Boogie Preprocessor took 12.74 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. [2018-11-23 01:01:47,989 INFO L168 Benchmark]: RCFGBuilder took 202.29 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: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-11-23 01:01:47,990 INFO L168 Benchmark]: CodeCheck took 162.50 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-23 01:01:47,990 INFO L168 Benchmark]: Witness Printer took 29.45 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. [2018-11-23 01:01:47,992 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 9 locations, 2 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 333]: integer overflow possible integer overflow possible We found a FailurePath: [L332] int x = 2147483647; [L333] ++x * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 311.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -171.6 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.70 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. * Boogie Preprocessor took 12.74 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 202.29 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: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * CodeCheck took 162.50 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Witness Printer took 29.45 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. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...