./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-cousot9.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_42facd3a-c85c-4a9c-81c9-cb1e8d3c7768/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_42facd3a-c85c-4a9c-81c9-cb1e8d3c7768/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_42facd3a-c85c-4a9c-81c9-cb1e8d3c7768/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_42facd3a-c85c-4a9c-81c9-cb1e8d3c7768/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-cousot9.c -s /tmp/vcloud-vcloud-master/worker/run_dir_42facd3a-c85c-4a9c-81c9-cb1e8d3c7768/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_42facd3a-c85c-4a9c-81c9-cb1e8d3c7768/bin/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 0a8f096dedbbe798ef2fe808d4231fc7a503c17f ................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 17:25:30,143 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:25:30,146 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:25:30,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:25:30,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:25:30,216 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:25:30,227 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:25:30,236 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:25:30,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:25:30,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:25:30,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:25:30,250 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:25:30,251 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:25:30,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:25:30,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:25:30,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:25:30,262 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:25:30,263 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:25:30,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:25:30,280 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:25:30,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:25:30,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:25:30,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:25:30,289 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:25:30,300 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:25:30,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:25:30,301 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:25:30,304 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:25:30,305 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:25:30,306 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:25:30,307 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:25:30,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:25:30,311 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:25:30,312 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:25:30,314 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:25:30,314 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:25:30,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:25:30,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:25:30,316 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:25:30,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:25:30,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:25:30,322 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_42facd3a-c85c-4a9c-81c9-cb1e8d3c7768/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2020-12-01 17:25:30,370 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:25:30,371 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:25:30,373 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:25:30,373 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:25:30,374 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:25:30,374 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:25:30,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:25:30,375 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 17:25:30,375 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:25:30,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:25:30,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:25:30,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:25:30,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:25:30,378 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-12-01 17:25:30,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:25:30,378 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:25:30,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:25:30,379 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:25:30,379 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:25:30,380 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:25:30,380 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:25:30,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:25:30,381 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:25:30,381 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:25:30,381 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:25:30,381 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:25:30,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:25:30,382 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:25:30,382 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_42facd3a-c85c-4a9c-81c9-cb1e8d3c7768/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_42facd3a-c85c-4a9c-81c9-cb1e8d3c7768/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a8f096dedbbe798ef2fe808d4231fc7a503c17f [2020-12-01 17:25:30,777 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:25:30,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:25:30,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:25:30,818 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:25:30,820 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:25:30,821 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_42facd3a-c85c-4a9c-81c9-cb1e8d3c7768/bin/ukojak/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-cousot9.c [2020-12-01 17:25:30,924 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_42facd3a-c85c-4a9c-81c9-cb1e8d3c7768/bin/ukojak/data/29c448441/1bc3adc39e784e8c948abb19289bb787/FLAGbec2525d3 [2020-12-01 17:25:31,567 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:25:31,568 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_42facd3a-c85c-4a9c-81c9-cb1e8d3c7768/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-cousot9.c [2020-12-01 17:25:31,576 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_42facd3a-c85c-4a9c-81c9-cb1e8d3c7768/bin/ukojak/data/29c448441/1bc3adc39e784e8c948abb19289bb787/FLAGbec2525d3 [2020-12-01 17:25:31,933 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_42facd3a-c85c-4a9c-81c9-cb1e8d3c7768/bin/ukojak/data/29c448441/1bc3adc39e784e8c948abb19289bb787 [2020-12-01 17:25:31,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:25:31,938 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:25:31,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:25:31,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:25:31,953 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:25:31,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:25:31" (1/1) ... [2020-12-01 17:25:31,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@389e448 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:31, skipping insertion in model container [2020-12-01 17:25:31,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:25:31" (1/1) ... [2020-12-01 17:25:31,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:25:31,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:25:32,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:25:32,181 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:25:32,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:25:32,252 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:25:32,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:32 WrapperNode [2020-12-01 17:25:32,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:25:32,255 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:25:32,256 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:25:32,256 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:25:32,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:32" (1/1) ... [2020-12-01 17:25:32,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:32" (1/1) ... [2020-12-01 17:25:32,295 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:25:32,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:25:32,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:25:32,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:25:32,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:32" (1/1) ... [2020-12-01 17:25:32,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:32" (1/1) ... [2020-12-01 17:25:32,309 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:32" (1/1) ... [2020-12-01 17:25:32,309 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:32" (1/1) ... [2020-12-01 17:25:32,311 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:32" (1/1) ... [2020-12-01 17:25:32,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:32" (1/1) ... [2020-12-01 17:25:32,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:32" (1/1) ... [2020-12-01 17:25:32,319 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:25:32,320 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:25:32,321 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:25:32,321 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:25:32,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:25:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_42facd3a-c85c-4a9c-81c9-cb1e8d3c7768/bin/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 [2020-12-01 17:25:32,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:25:32,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:25:32,653 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:25:32,653 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-12-01 17:25:32,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:25:32 BoogieIcfgContainer [2020-12-01 17:25:32,656 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:25:32,657 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:25:32,658 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:25:32,672 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:25:32,672 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:25:32" (1/1) ... [2020-12-01 17:25:32,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:25:32,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:32,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2020-12-01 17:25:32,731 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2020-12-01 17:25:32,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-01 17:25:32,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:32,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:32,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:25:32,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:32,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2020-12-01 17:25:32,949 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2020-12-01 17:25:32,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-01 17:25:32,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:32,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:32,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:25:33,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:33,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 18 states and 26 transitions. [2020-12-01 17:25:33,162 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 26 transitions. [2020-12-01 17:25:33,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 17:25:33,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:33,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:33,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:25:33,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:33,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2020-12-01 17:25:33,399 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2020-12-01 17:25:33,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 17:25:33,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:33,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:33,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:25:33,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:33,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2020-12-01 17:25:33,524 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2020-12-01 17:25:33,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 17:25:33,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:33,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:33,570 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:25:33,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:33,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2020-12-01 17:25:33,652 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2020-12-01 17:25:33,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 17:25:33,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:33,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:33,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:25:34,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:34,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2020-12-01 17:25:34,320 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2020-12-01 17:25:34,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 17:25:34,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:34,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:34,389 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:25:34,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:34,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2020-12-01 17:25:34,520 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2020-12-01 17:25:34,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 17:25:34,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:34,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:34,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:25:34,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:34,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2020-12-01 17:25:34,891 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2020-12-01 17:25:34,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 17:25:34,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:34,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:35,017 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:25:36,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:36,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 28 states and 47 transitions. [2020-12-01 17:25:36,266 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 47 transitions. [2020-12-01 17:25:36,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 17:25:36,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:36,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:36,291 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:25:36,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:36,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2020-12-01 17:25:36,717 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2020-12-01 17:25:36,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:25:36,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:36,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:36,770 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:25:37,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:37,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 32 states and 53 transitions. [2020-12-01 17:25:37,221 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 53 transitions. [2020-12-01 17:25:37,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:25:37,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:37,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:37,428 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:25:39,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:39,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 67 transitions. [2020-12-01 17:25:39,199 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2020-12-01 17:25:39,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:25:39,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:39,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:39,250 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 17:25:39,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:39,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 73 transitions. [2020-12-01 17:25:39,992 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2020-12-01 17:25:39,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 17:25:39,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:40,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:40,017 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-01 17:25:40,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:40,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 44 states and 74 transitions. [2020-12-01 17:25:40,553 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 74 transitions. [2020-12-01 17:25:40,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 17:25:40,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:40,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:40,721 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:25:41,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:41,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 53 states and 87 transitions. [2020-12-01 17:25:41,958 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 87 transitions. [2020-12-01 17:25:41,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 17:25:41,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:41,976 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-01 17:25:42,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:42,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 54 states and 87 transitions. [2020-12-01 17:25:42,009 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 87 transitions. [2020-12-01 17:25:42,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 17:25:42,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:42,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:42,073 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:25:42,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:42,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 56 states and 89 transitions. [2020-12-01 17:25:42,491 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 89 transitions. [2020-12-01 17:25:42,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 17:25:42,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:42,887 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 10 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:25:44,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:44,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 65 states and 101 transitions. [2020-12-01 17:25:44,335 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 101 transitions. [2020-12-01 17:25:44,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 17:25:44,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:44,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:44,414 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-12-01 17:25:45,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:45,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 69 states and 106 transitions. [2020-12-01 17:25:45,172 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 106 transitions. [2020-12-01 17:25:45,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 17:25:45,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:45,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:45,209 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 32 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-12-01 17:25:45,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:45,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 73 states and 111 transitions. [2020-12-01 17:25:45,818 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 111 transitions. [2020-12-01 17:25:45,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 17:25:45,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:25:45,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:25:46,205 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 42 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:25:48,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:25:48,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2020-12-01 17:25:48,658 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2020-12-01 17:25:48,658 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 17:25:48,659 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 22 iterations. [2020-12-01 17:25:48,664 INFO L765 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2020-12-01 17:25:48,713 INFO L569 CodeCheckObserver]: Invariant with dag size 8 [2020-12-01 17:25:48,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:25:48 ImpRootNode [2020-12-01 17:25:48,724 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:25:48,725 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:25:48,725 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:25:48,725 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:25:48,726 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:25:32" (3/4) ... [2020-12-01 17:25:48,728 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 17:25:48,737 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-12-01 17:25:48,737 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-12-01 17:25:48,737 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 17:25:48,792 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_42facd3a-c85c-4a9c-81c9-cb1e8d3c7768/bin/ukojak/witness.graphml [2020-12-01 17:25:48,793 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:25:48,796 INFO L168 Benchmark]: Toolchain (without parser) took 16855.35 ms. Allocated memory was 113.2 MB in the beginning and 308.3 MB in the end (delta: 195.0 MB). Free memory was 79.0 MB in the beginning and 187.5 MB in the end (delta: -108.6 MB). Peak memory consumption was 87.3 MB. Max. memory is 16.1 GB. [2020-12-01 17:25:48,797 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 113.2 MB. Free memory was 86.0 MB in the beginning and 86.0 MB in the end (delta: 30.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:25:48,798 INFO L168 Benchmark]: CACSL2BoogieTranslator took 308.56 ms. Allocated memory is still 113.2 MB. Free memory was 78.8 MB in the beginning and 91.0 MB in the end (delta: -12.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:25:48,798 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.82 ms. Allocated memory is still 113.2 MB. Free memory was 91.0 MB in the beginning and 89.6 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:25:48,799 INFO L168 Benchmark]: Boogie Preprocessor took 23.38 ms. Allocated memory is still 113.2 MB. Free memory was 89.6 MB in the beginning and 88.6 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:25:48,800 INFO L168 Benchmark]: RCFGBuilder took 336.19 ms. Allocated memory is still 113.2 MB. Free memory was 88.6 MB in the beginning and 78.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 17:25:48,802 INFO L168 Benchmark]: CodeCheck took 16066.96 ms. Allocated memory was 113.2 MB in the beginning and 308.3 MB in the end (delta: 195.0 MB). Free memory was 78.1 MB in the beginning and 189.6 MB in the end (delta: -111.5 MB). Peak memory consumption was 85.6 MB. Max. memory is 16.1 GB. [2020-12-01 17:25:48,803 INFO L168 Benchmark]: Witness Printer took 67.86 ms. Allocated memory is still 308.3 MB. Free memory was 189.6 MB in the beginning and 187.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:25:48,808 INFO L339 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, 12 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.9s, OverallIterations: 22, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4194304 SDtfs, 11370064 SDslu, 4194304 SDs, 0 SdLazy, 50315206 SolverSat, 11421218 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3091 GetRequests, 2697 SyntacticMatches, 134 SemanticMatches, 260 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35349 ImplicationChecksByTransitivity, 13.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 310 NumberOfCodeBlocks, 310 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 289 ConstructedInterpolants, 0 QuantifiedInterpolants, 14389 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 7 PerfectInterpolantSequences, 225/395 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 20]: 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: 20]: 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: 18]: Loop Invariant Derived loop invariant: (N <= 2147483647 && i <= N) && j <= 2147483647 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 113.2 MB. Free memory was 86.0 MB in the beginning and 86.0 MB in the end (delta: 30.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 308.56 ms. Allocated memory is still 113.2 MB. Free memory was 78.8 MB in the beginning and 91.0 MB in the end (delta: -12.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 39.82 ms. Allocated memory is still 113.2 MB. Free memory was 91.0 MB in the beginning and 89.6 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 23.38 ms. Allocated memory is still 113.2 MB. Free memory was 89.6 MB in the beginning and 88.6 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 336.19 ms. Allocated memory is still 113.2 MB. Free memory was 88.6 MB in the beginning and 78.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * CodeCheck took 16066.96 ms. Allocated memory was 113.2 MB in the beginning and 308.3 MB in the end (delta: 195.0 MB). Free memory was 78.1 MB in the beginning and 189.6 MB in the end (delta: -111.5 MB). Peak memory consumption was 85.6 MB. Max. memory is 16.1 GB. * Witness Printer took 67.86 ms. Allocated memory is still 308.3 MB. Free memory was 189.6 MB in the beginning and 187.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...