./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi2_true-termination_true-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_112e79a7-0499-4034-ab47-f77ec1f64a74/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_112e79a7-0499-4034-ab47-f77ec1f64a74/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_112e79a7-0499-4034-ab47-f77ec1f64a74/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_112e79a7-0499-4034-ab47-f77ec1f64a74/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi2_true-termination_true-no-overflow.c -s /tmp/vcloud-vcloud-master/worker/working_dir_112e79a7-0499-4034-ab47-f77ec1f64a74/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_112e79a7-0499-4034-ab47-f77ec1f64a74/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 e334e85dd18553afecc96b27cf49a003304cbca8 ............................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 17:42:42,494 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 17:42:42,495 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 17:42:42,501 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 17:42:42,501 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 17:42:42,502 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 17:42:42,503 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 17:42:42,504 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 17:42:42,504 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 17:42:42,505 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 17:42:42,505 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 17:42:42,505 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 17:42:42,506 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 17:42:42,506 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 17:42:42,507 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 17:42:42,507 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 17:42:42,508 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 17:42:42,509 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 17:42:42,510 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 17:42:42,511 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 17:42:42,511 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 17:42:42,512 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 17:42:42,513 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 17:42:42,513 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 17:42:42,513 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 17:42:42,514 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 17:42:42,514 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 17:42:42,515 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 17:42:42,515 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 17:42:42,516 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 17:42:42,516 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 17:42:42,516 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 17:42:42,516 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 17:42:42,516 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 17:42:42,517 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 17:42:42,517 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 17:42:42,518 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_112e79a7-0499-4034-ab47-f77ec1f64a74/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2018-12-09 17:42:42,525 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 17:42:42,525 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 17:42:42,526 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 17:42:42,526 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 17:42:42,526 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 17:42:42,527 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 17:42:42,527 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 17:42:42,527 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-09 17:42:42,527 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 17:42:42,527 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 17:42:42,527 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 17:42:42,527 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 17:42:42,527 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 17:42:42,527 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-12-09 17:42:42,528 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 17:42:42,528 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 17:42:42,528 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 17:42:42,528 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 17:42:42,528 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 17:42:42,528 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 17:42:42,528 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 17:42:42,528 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 17:42:42,528 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 17:42:42,528 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 17:42:42,529 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 17:42:42,529 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 17:42:42,529 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 17:42:42,529 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 17:42:42,529 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_112e79a7-0499-4034-ab47-f77ec1f64a74/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 -> e334e85dd18553afecc96b27cf49a003304cbca8 [2018-12-09 17:42:42,548 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 17:42:42,557 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 17:42:42,560 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 17:42:42,561 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 17:42:42,561 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 17:42:42,562 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_112e79a7-0499-4034-ab47-f77ec1f64a74/bin-2019/ukojak/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi2_true-termination_true-no-overflow.c [2018-12-09 17:42:42,607 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_112e79a7-0499-4034-ab47-f77ec1f64a74/bin-2019/ukojak/data/f2f3a36e7/bfe57b8b402d4b308651a72068c63ae5/FLAG93e8a3f43 [2018-12-09 17:42:43,073 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 17:42:43,074 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_112e79a7-0499-4034-ab47-f77ec1f64a74/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-speedpldi2_true-termination_true-no-overflow.c [2018-12-09 17:42:43,077 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_112e79a7-0499-4034-ab47-f77ec1f64a74/bin-2019/ukojak/data/f2f3a36e7/bfe57b8b402d4b308651a72068c63ae5/FLAG93e8a3f43 [2018-12-09 17:42:43,583 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_112e79a7-0499-4034-ab47-f77ec1f64a74/bin-2019/ukojak/data/f2f3a36e7/bfe57b8b402d4b308651a72068c63ae5 [2018-12-09 17:42:43,585 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 17:42:43,586 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 17:42:43,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 17:42:43,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 17:42:43,590 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 17:42:43,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:42:43" (1/1) ... [2018-12-09 17:42:43,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dd40c7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:43, skipping insertion in model container [2018-12-09 17:42:43,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:42:43" (1/1) ... [2018-12-09 17:42:43,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 17:42:43,608 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 17:42:43,692 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:42:43,694 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 17:42:43,703 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 17:42:43,710 INFO L195 MainTranslator]: Completed translation [2018-12-09 17:42:43,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:43 WrapperNode [2018-12-09 17:42:43,711 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 17:42:43,711 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 17:42:43,711 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 17:42:43,711 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 17:42:43,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:43" (1/1) ... [2018-12-09 17:42:43,719 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:43" (1/1) ... [2018-12-09 17:42:43,728 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 17:42:43,728 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 17:42:43,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 17:42:43,729 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 17:42:43,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:43" (1/1) ... [2018-12-09 17:42:43,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:43" (1/1) ... [2018-12-09 17:42:43,734 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:43" (1/1) ... [2018-12-09 17:42:43,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:43" (1/1) ... [2018-12-09 17:42:43,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:43" (1/1) ... [2018-12-09 17:42:43,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:43" (1/1) ... [2018-12-09 17:42:43,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:43" (1/1) ... [2018-12-09 17:42:43,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 17:42:43,739 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 17:42:43,739 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 17:42:43,739 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 17:42:43,739 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:42:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_112e79a7-0499-4034-ab47-f77ec1f64a74/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 [2018-12-09 17:42:43,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 17:42:43,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 17:42:43,888 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 17:42:43,889 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-09 17:42:43,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:42:43 BoogieIcfgContainer [2018-12-09 17:42:43,889 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 17:42:43,889 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 17:42:43,889 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 17:42:43,896 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 17:42:43,896 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:42:43" (1/1) ... [2018-12-09 17:42:43,903 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 17:42:43,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:43,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2018-12-09 17:42:43,924 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2018-12-09 17:42:43,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-09 17:42:43,926 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:42:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:44,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:42:44,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:44,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2018-12-09 17:42:44,025 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2018-12-09 17:42:44,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-09 17:42:44,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:42:44,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:44,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:42:44,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:44,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2018-12-09 17:42:44,093 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2018-12-09 17:42:44,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-09 17:42:44,093 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:42:44,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:44,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:42:44,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:44,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 40 transitions. [2018-12-09 17:42:44,268 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2018-12-09 17:42:44,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 17:42:44,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:42:44,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:44,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:42:44,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:44,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 47 transitions. [2018-12-09 17:42:44,470 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2018-12-09 17:42:44,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 17:42:44,470 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:42:44,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:44,490 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:42:44,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:44,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 35 states and 60 transitions. [2018-12-09 17:42:44,664 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 60 transitions. [2018-12-09 17:42:44,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 17:42:44,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:42:44,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:44,683 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:42:44,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:44,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2018-12-09 17:42:44,826 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2018-12-09 17:42:44,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 17:42:44,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:42:44,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:44,860 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:42:45,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:45,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2018-12-09 17:42:45,001 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2018-12-09 17:42:45,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 17:42:45,001 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:42:45,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:45,011 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 17:42:45,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:45,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 37 states and 59 transitions. [2018-12-09 17:42:45,048 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 59 transitions. [2018-12-09 17:42:45,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 17:42:45,048 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:42:45,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:45,078 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:42:45,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:45,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 72 transitions. [2018-12-09 17:42:45,246 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2018-12-09 17:42:45,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-09 17:42:45,247 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:42:45,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:45,258 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 17:42:45,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:45,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 43 states and 70 transitions. [2018-12-09 17:42:45,403 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 70 transitions. [2018-12-09 17:42:45,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 17:42:45,404 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:42:45,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:45,416 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 17:42:45,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:45,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 43 states and 69 transitions. [2018-12-09 17:42:45,458 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 69 transitions. [2018-12-09 17:42:45,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 17:42:45,458 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:42:45,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:45,490 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:42:45,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:45,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 49 states and 82 transitions. [2018-12-09 17:42:45,678 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 82 transitions. [2018-12-09 17:42:45,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 17:42:45,678 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:42:45,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:45,687 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 17:42:45,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:45,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 49 states and 80 transitions. [2018-12-09 17:42:45,817 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 80 transitions. [2018-12-09 17:42:45,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 17:42:45,817 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:42:45,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:45,825 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 17:42:45,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:45,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 49 states and 79 transitions. [2018-12-09 17:42:45,890 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 79 transitions. [2018-12-09 17:42:45,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 17:42:45,890 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:42:45,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:45,922 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 17:42:46,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:46,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 55 states and 92 transitions. [2018-12-09 17:42:46,114 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 92 transitions. [2018-12-09 17:42:46,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-09 17:42:46,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:42:46,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:46,122 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-09 17:42:46,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:46,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 55 states and 90 transitions. [2018-12-09 17:42:46,263 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 90 transitions. [2018-12-09 17:42:46,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-09 17:42:46,264 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:42:46,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:46,271 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-09 17:42:46,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:46,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 55 states and 89 transitions. [2018-12-09 17:42:46,310 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 89 transitions. [2018-12-09 17:42:46,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-09 17:42:46,311 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:42:46,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:46,363 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 17:42:47,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:47,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 88 states and 143 transitions. [2018-12-09 17:42:47,980 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 143 transitions. [2018-12-09 17:42:47,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-09 17:42:47,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:42:47,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:47,991 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-12-09 17:42:48,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:48,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 89 states and 143 transitions. [2018-12-09 17:42:48,291 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 143 transitions. [2018-12-09 17:42:48,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-09 17:42:48,291 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:42:48,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:48,300 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-09 17:42:48,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:48,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 90 states and 144 transitions. [2018-12-09 17:42:48,458 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 144 transitions. [2018-12-09 17:42:48,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-09 17:42:48,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 17:42:48,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 17:42:48,472 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-09 17:42:48,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 17:42:48,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2018-12-09 17:42:48,596 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2018-12-09 17:42:48,597 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 17:42:48,597 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 22 iterations. [2018-12-09 17:42:48,603 INFO L779 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2018-12-09 17:42:48,735 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 17:42:48,737 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-09 17:42:48,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 05:42:48 ImpRootNode [2018-12-09 17:42:48,741 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 17:42:48,741 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 17:42:48,741 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 17:42:48,741 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 17:42:48,742 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:42:43" (3/4) ... [2018-12-09 17:42:48,744 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 17:42:48,749 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-09 17:42:48,749 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 17:42:48,749 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 17:42:48,773 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_112e79a7-0499-4034-ab47-f77ec1f64a74/bin-2019/ukojak/witness.graphml [2018-12-09 17:42:48,773 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 17:42:48,774 INFO L168 Benchmark]: Toolchain (without parser) took 5188.26 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 317.7 MB). Free memory was 959.2 MB in the beginning and 1.1 GB in the end (delta: -97.4 MB). Peak memory consumption was 220.4 MB. Max. memory is 11.5 GB. [2018-12-09 17:42:48,775 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:42:48,775 INFO L168 Benchmark]: CACSL2BoogieTranslator took 123.85 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 17:42:48,775 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.26 ms. Allocated memory is still 1.0 GB. Free memory is still 948.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 17:42:48,775 INFO L168 Benchmark]: Boogie Preprocessor took 10.04 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 943.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 17:42:48,776 INFO L168 Benchmark]: RCFGBuilder took 150.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 943.1 MB in the beginning and 1.1 GB in the end (delta: -175.7 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2018-12-09 17:42:48,776 INFO L168 Benchmark]: CodeCheck took 4851.76 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 180.4 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 53.0 MB). Peak memory consumption was 233.3 MB. Max. memory is 11.5 GB. [2018-12-09 17:42:48,776 INFO L168 Benchmark]: Witness Printer took 32.37 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 11.5 GB. [2018-12-09 17:42:48,778 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, 16 locations, 4 error locations. SAFE Result, 4.6s OverallTime, 22 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 9718048 SDtfs, 18144676 SDslu, 11047488 SDs, 0 SdLazy, 66147080 SolverSat, 15270508 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4007 GetRequests, 3651 SyntacticMatches, 122 SemanticMatches, 234 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27492 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 449 NumberOfCodeBlocks, 449 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 428 ConstructedInterpolants, 0 QuantifiedInterpolants, 23076 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 15 PerfectInterpolantSequences, 581/682 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 - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (0 <= v2 && m <= 2147483647) && v1 <= 2147483647 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 123.85 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.26 ms. Allocated memory is still 1.0 GB. Free memory is still 948.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.04 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 943.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 150.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 943.1 MB in the beginning and 1.1 GB in the end (delta: -175.7 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * CodeCheck took 4851.76 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 180.4 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 53.0 MB). Peak memory consumption was 233.3 MB. Max. memory is 11.5 GB. * Witness Printer took 32.37 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...