./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 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e7506834-f9eb-402d-b313-901e7685d3c9/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e7506834-f9eb-402d-b313-901e7685d3c9/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e7506834-f9eb-402d-b313-901e7685d3c9/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e7506834-f9eb-402d-b313-901e7685d3c9/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-cousot9.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e7506834-f9eb-402d-b313-901e7685d3c9/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e7506834-f9eb-402d-b313-901e7685d3c9/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 0.1.24-678e011 [2019-11-20 08:17:02,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 08:17:02,755 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 08:17:02,770 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 08:17:02,770 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 08:17:02,772 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 08:17:02,774 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 08:17:02,787 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 08:17:02,789 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 08:17:02,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 08:17:02,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 08:17:02,795 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 08:17:02,795 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 08:17:02,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 08:17:02,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 08:17:02,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 08:17:02,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 08:17:02,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 08:17:02,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 08:17:02,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 08:17:02,822 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 08:17:02,824 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 08:17:02,827 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 08:17:02,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 08:17:02,830 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 08:17:02,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 08:17:02,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 08:17:02,833 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 08:17:02,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 08:17:02,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 08:17:02,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 08:17:02,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 08:17:02,836 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 08:17:02,837 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 08:17:02,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 08:17:02,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 08:17:02,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 08:17:02,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 08:17:02,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 08:17:02,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 08:17:02,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 08:17:02,842 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e7506834-f9eb-402d-b313-901e7685d3c9/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2019-11-20 08:17:02,860 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 08:17:02,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 08:17:02,862 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 08:17:02,862 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 08:17:02,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 08:17:02,863 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 08:17:02,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 08:17:02,863 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 08:17:02,863 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 08:17:02,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 08:17:02,865 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 08:17:02,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 08:17:02,865 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 08:17:02,865 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-20 08:17:02,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 08:17:02,865 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 08:17:02,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 08:17:02,866 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 08:17:02,866 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 08:17:02,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 08:17:02,866 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 08:17:02,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 08:17:02,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 08:17:02,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 08:17:02,867 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 08:17:02,867 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 08:17:02,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 08:17:02,867 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 08:17:02,867 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_e7506834-f9eb-402d-b313-901e7685d3c9/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 [2019-11-20 08:17:03,015 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 08:17:03,025 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 08:17:03,029 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 08:17:03,030 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 08:17:03,031 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 08:17:03,031 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e7506834-f9eb-402d-b313-901e7685d3c9/bin/ukojak/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-cousot9.c [2019-11-20 08:17:03,090 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e7506834-f9eb-402d-b313-901e7685d3c9/bin/ukojak/data/6b95d366f/93ceb610a6c74bd6827c275fa66e5bf8/FLAG9dbc4b3a4 [2019-11-20 08:17:03,498 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 08:17:03,501 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e7506834-f9eb-402d-b313-901e7685d3c9/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-cousot9.c [2019-11-20 08:17:03,507 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e7506834-f9eb-402d-b313-901e7685d3c9/bin/ukojak/data/6b95d366f/93ceb610a6c74bd6827c275fa66e5bf8/FLAG9dbc4b3a4 [2019-11-20 08:17:03,525 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e7506834-f9eb-402d-b313-901e7685d3c9/bin/ukojak/data/6b95d366f/93ceb610a6c74bd6827c275fa66e5bf8 [2019-11-20 08:17:03,528 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 08:17:03,530 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 08:17:03,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 08:17:03,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 08:17:03,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 08:17:03,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:17:03" (1/1) ... [2019-11-20 08:17:03,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34a2fd8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:17:03, skipping insertion in model container [2019-11-20 08:17:03,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:17:03" (1/1) ... [2019-11-20 08:17:03,545 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 08:17:03,563 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 08:17:03,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 08:17:03,713 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 08:17:03,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 08:17:03,807 INFO L192 MainTranslator]: Completed translation [2019-11-20 08:17:03,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:17:03 WrapperNode [2019-11-20 08:17:03,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 08:17:03,810 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 08:17:03,810 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 08:17:03,810 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 08:17:03,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:17:03" (1/1) ... [2019-11-20 08:17:03,824 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:17:03" (1/1) ... [2019-11-20 08:17:03,841 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 08:17:03,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 08:17:03,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 08:17:03,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 08:17:03,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:17:03" (1/1) ... [2019-11-20 08:17:03,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:17:03" (1/1) ... [2019-11-20 08:17:03,852 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:17:03" (1/1) ... [2019-11-20 08:17:03,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:17:03" (1/1) ... [2019-11-20 08:17:03,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:17:03" (1/1) ... [2019-11-20 08:17:03,856 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:17:03" (1/1) ... [2019-11-20 08:17:03,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:17:03" (1/1) ... [2019-11-20 08:17:03,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 08:17:03,858 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 08:17:03,858 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 08:17:03,858 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 08:17:03,859 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:17:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e7506834-f9eb-402d-b313-901e7685d3c9/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 [2019-11-20 08:17:03,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 08:17:03,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 08:17:04,089 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 08:17:04,090 INFO L285 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-20 08:17:04,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:17:04 BoogieIcfgContainer [2019-11-20 08:17:04,091 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 08:17:04,091 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 08:17:04,092 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 08:17:04,103 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 08:17:04,104 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:17:04" (1/1) ... [2019-11-20 08:17:04,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 08:17:04,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:17:04,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2019-11-20 08:17:04,180 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2019-11-20 08:17:04,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-11-20 08:17:04,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:17:04,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:17:04,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:17:04,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:17:04,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2019-11-20 08:17:04,349 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2019-11-20 08:17:04,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-11-20 08:17:04,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:17:04,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:17:04,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:17:04,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:17:04,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 18 states and 26 transitions. [2019-11-20 08:17:04,510 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 26 transitions. [2019-11-20 08:17:04,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-11-20 08:17:04,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:17:04,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:17:04,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:17:04,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:17:04,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2019-11-20 08:17:04,773 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2019-11-20 08:17:04,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-11-20 08:17:04,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:17:04,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:17:04,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:17:04,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:17:04,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2019-11-20 08:17:04,918 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2019-11-20 08:17:04,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-20 08:17:04,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:17:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:17:04,998 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:17:05,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:17:05,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 22 states and 39 transitions. [2019-11-20 08:17:05,722 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 39 transitions. [2019-11-20 08:17:05,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-20 08:17:05,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:17:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:17:05,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:17:06,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:17:06,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 43 transitions. [2019-11-20 08:17:06,262 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 43 transitions. [2019-11-20 08:17:06,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-20 08:17:06,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:17:06,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:17:06,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:17:06,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:17:06,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 27 states and 47 transitions. [2019-11-20 08:17:06,388 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 47 transitions. [2019-11-20 08:17:06,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-20 08:17:06,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:17:06,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:17:06,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 08:17:06,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:17:06,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 29 states and 49 transitions. [2019-11-20 08:17:06,611 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 49 transitions. [2019-11-20 08:17:06,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-20 08:17:06,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:17:06,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:17:06,637 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:17:06,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:17:06,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 47 transitions. [2019-11-20 08:17:06,717 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2019-11-20 08:17:06,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-20 08:17:06,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:17:06,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:17:06,739 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 08:17:07,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:17:07,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 31 states and 51 transitions. [2019-11-20 08:17:07,086 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 51 transitions. [2019-11-20 08:17:07,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-20 08:17:07,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:17:07,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:17:07,137 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 08:17:07,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:17:07,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2019-11-20 08:17:07,234 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2019-11-20 08:17:07,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-20 08:17:07,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:17:07,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:17:07,249 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 08:17:07,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:17:07,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 53 transitions. [2019-11-20 08:17:07,463 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2019-11-20 08:17:07,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 08:17:07,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:17:07,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:17:07,574 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 08:17:09,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:17:09,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 71 transitions. [2019-11-20 08:17:09,188 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2019-11-20 08:17:09,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 08:17:09,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:17:09,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:17:09,292 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 08:17:10,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:17:10,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 51 states and 88 transitions. [2019-11-20 08:17:10,566 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 88 transitions. [2019-11-20 08:17:10,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 08:17:10,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:17:10,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:17:10,584 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 08:17:10,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:17:10,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 54 states and 93 transitions. [2019-11-20 08:17:10,962 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 93 transitions. [2019-11-20 08:17:10,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 08:17:10,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:17:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:17:10,979 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 08:17:11,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:17:11,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 57 states and 98 transitions. [2019-11-20 08:17:11,204 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 98 transitions. [2019-11-20 08:17:11,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 08:17:11,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:17:11,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:17:11,229 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 08:17:11,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:17:11,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 57 states and 97 transitions. [2019-11-20 08:17:11,246 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 97 transitions. [2019-11-20 08:17:11,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 08:17:11,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:17:11,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:17:11,259 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 08:17:11,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:17:11,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 52 states and 89 transitions. [2019-11-20 08:17:11,552 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 89 transitions. [2019-11-20 08:17:11,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 08:17:11,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:17:11,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:17:11,572 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 08:17:12,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:17:12,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 53 states and 90 transitions. [2019-11-20 08:17:12,046 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 90 transitions. [2019-11-20 08:17:12,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 08:17:12,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 08:17:12,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 08:17:12,064 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 08:17:12,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 08:17:12,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2019-11-20 08:17:12,630 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2019-11-20 08:17:12,630 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 08:17:12,630 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2019-11-20 08:17:12,642 INFO L765 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2019-11-20 08:17:12,901 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-11-20 08:17:12,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 08:17:12 ImpRootNode [2019-11-20 08:17:12,914 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 08:17:12,915 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 08:17:12,916 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 08:17:12,916 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 08:17:12,916 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:17:04" (3/4) ... [2019-11-20 08:17:12,920 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 08:17:12,932 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-11-20 08:17:12,932 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-11-20 08:17:12,933 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 08:17:12,979 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e7506834-f9eb-402d-b313-901e7685d3c9/bin/ukojak/witness.graphml [2019-11-20 08:17:12,979 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 08:17:12,981 INFO L168 Benchmark]: Toolchain (without parser) took 9451.03 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 326.6 MB). Free memory was 944.6 MB in the beginning and 1.2 GB in the end (delta: -216.2 MB). Peak memory consumption was 110.5 MB. Max. memory is 11.5 GB. [2019-11-20 08:17:12,981 INFO L168 Benchmark]: CDTParser took 0.68 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 08:17:12,982 INFO L168 Benchmark]: CACSL2BoogieTranslator took 278.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 944.6 MB in the beginning and 1.2 GB in the end (delta: -219.9 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-11-20 08:17:12,983 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 08:17:12,985 INFO L168 Benchmark]: Boogie Preprocessor took 14.82 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 08:17:12,986 INFO L168 Benchmark]: RCFGBuilder took 232.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2019-11-20 08:17:12,986 INFO L168 Benchmark]: CodeCheck took 8823.34 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 153.6 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -20.6 MB). Peak memory consumption was 133.1 MB. Max. memory is 11.5 GB. [2019-11-20 08:17:12,986 INFO L168 Benchmark]: Witness Printer took 64.31 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 11.5 GB. [2019-11-20 08:17:12,988 INFO L335 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. Result: SAFE, OverallTime: 8.4s, OverallIterations: 21, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 2097152 SDtfs, 6235156 SDslu, 2097152 SDs, 0 SdLazy, 27746818 SolverSat, 5871986 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2523 GetRequests, 2237 SyntacticMatches, 98 SemanticMatches, 188 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16312 ImplicationChecksByTransitivity, 7.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 246 NumberOfCodeBlocks, 246 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 226 ConstructedInterpolants, 0 QuantifiedInterpolants, 9828 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 9 PerfectInterpolantSequences, 116/229 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: ((j <= 2147483647 && N == i) && i <= 2147483647) || (((1 <= N && j <= 2147483648) && N <= 2147483648) && i <= 2147483647) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 278.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.0 MB). Free memory was 944.6 MB in the beginning and 1.2 GB in the end (delta: -219.9 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.16 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.82 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 232.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 21.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. * CodeCheck took 8823.34 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 153.6 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -20.6 MB). Peak memory consumption was 133.1 MB. Max. memory is 11.5 GB. * Witness Printer took 64.31 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...