./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_31429988-b73e-44cf-81ec-b67d003d9351/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_31429988-b73e-44cf-81ec-b67d003d9351/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_31429988-b73e-44cf-81ec-b67d003d9351/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_31429988-b73e-44cf-81ec-b67d003d9351/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c -s /tmp/vcloud-vcloud-master/worker/run_dir_31429988-b73e-44cf-81ec-b67d003d9351/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_31429988-b73e-44cf-81ec-b67d003d9351/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b909ccf6f1c4cf06610031e778229605609d3376 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 18:28:59,063 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:28:59,088 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:28:59,134 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:28:59,135 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:28:59,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:28:59,139 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:28:59,141 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:28:59,144 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:28:59,145 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:28:59,147 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:28:59,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:28:59,149 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:28:59,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:28:59,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:28:59,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:28:59,155 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:28:59,156 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:28:59,158 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:28:59,161 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:28:59,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:28:59,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:28:59,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:28:59,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:28:59,183 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:28:59,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:28:59,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:28:59,189 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:28:59,193 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:28:59,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:28:59,196 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:28:59,197 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:28:59,199 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:28:59,201 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:28:59,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:28:59,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:28:59,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:28:59,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:28:59,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:28:59,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:28:59,210 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:28:59,213 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_31429988-b73e-44cf-81ec-b67d003d9351/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:28:59,249 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:28:59,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:28:59,250 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:28:59,250 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:28:59,251 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:28:59,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:28:59,252 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:28:59,252 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:28:59,252 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:28:59,252 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:28:59,253 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:28:59,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:28:59,253 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:28:59,253 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:28:59,254 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:28:59,254 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:28:59,254 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:28:59,254 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:28:59,254 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:28:59,255 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:28:59,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:28:59,255 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:28:59,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:28:59,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:28:59,256 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:28:59,256 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:28:59,256 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:28:59,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:28:59,257 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:28:59,257 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_31429988-b73e-44cf-81ec-b67d003d9351/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_31429988-b73e-44cf-81ec-b67d003d9351/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b909ccf6f1c4cf06610031e778229605609d3376 [2020-12-01 18:28:59,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:28:59,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:28:59,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:28:59,544 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:28:59,545 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:28:59,547 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_31429988-b73e-44cf-81ec-b67d003d9351/bin/ukojak/../../sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c [2020-12-01 18:28:59,620 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_31429988-b73e-44cf-81ec-b67d003d9351/bin/ukojak/data/824a51d21/56f10c4685ca48459b9a148b8fc9bd36/FLAG6e09ce652 [2020-12-01 18:29:00,115 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:29:00,116 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_31429988-b73e-44cf-81ec-b67d003d9351/sv-benchmarks/c/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c [2020-12-01 18:29:00,125 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_31429988-b73e-44cf-81ec-b67d003d9351/bin/ukojak/data/824a51d21/56f10c4685ca48459b9a148b8fc9bd36/FLAG6e09ce652 [2020-12-01 18:29:00,467 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_31429988-b73e-44cf-81ec-b67d003d9351/bin/ukojak/data/824a51d21/56f10c4685ca48459b9a148b8fc9bd36 [2020-12-01 18:29:00,470 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:29:00,473 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:29:00,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:29:00,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:29:00,484 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:29:00,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:29:00" (1/1) ... [2020-12-01 18:29:00,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@360572bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:29:00, skipping insertion in model container [2020-12-01 18:29:00,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:29:00" (1/1) ... [2020-12-01 18:29:00,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:29:00,543 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:29:00,822 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:29:00,841 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:29:00,885 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:29:00,903 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:29:00,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:29:00 WrapperNode [2020-12-01 18:29:00,904 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:29:00,905 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:29:00,905 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:29:00,905 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:29:00,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:29:00" (1/1) ... [2020-12-01 18:29:00,927 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:29:00" (1/1) ... [2020-12-01 18:29:00,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:29:01,000 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:29:01,000 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:29:01,000 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:29:01,010 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:29:00" (1/1) ... [2020-12-01 18:29:01,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:29:00" (1/1) ... [2020-12-01 18:29:01,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:29:00" (1/1) ... [2020-12-01 18:29:01,029 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:29:00" (1/1) ... [2020-12-01 18:29:01,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:29:00" (1/1) ... [2020-12-01 18:29:01,038 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:29:00" (1/1) ... [2020-12-01 18:29:01,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:29:00" (1/1) ... [2020-12-01 18:29:01,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:29:01,058 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:29:01,058 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:29:01,058 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:29:01,059 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:29:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_31429988-b73e-44cf-81ec-b67d003d9351/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 18:29:01,153 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-12-01 18:29:01,153 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-12-01 18:29:01,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:29:01,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:29:01,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:29:01,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:29:01,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 18:29:01,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:29:01,584 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:29:01,584 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-12-01 18:29:01,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:29:01 BoogieIcfgContainer [2020-12-01 18:29:01,593 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:29:01,594 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:29:01,594 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:29:01,605 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:29:01,606 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:29:01" (1/1) ... [2020-12-01 18:29:01,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:29:01,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:29:01,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 38 states and 57 transitions. [2020-12-01 18:29:01,666 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 57 transitions. [2020-12-01 18:29:01,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 18:29:01,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:29:01,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:02,033 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 18:29:02,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:29:02,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2020-12-01 18:29:02,102 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2020-12-01 18:29:02,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 18:29:02,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:29:02,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:02,160 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 18:29:02,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:29:02,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2020-12-01 18:29:02,208 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2020-12-01 18:29:02,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 18:29:02,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:29:02,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:02,268 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 18:29:02,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:29:02,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 32 states and 43 transitions. [2020-12-01 18:29:02,442 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 43 transitions. [2020-12-01 18:29:02,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 18:29:02,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:29:02,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:02,524 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 18:29:02,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:29:02,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2020-12-01 18:29:02,894 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2020-12-01 18:29:02,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 18:29:02,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:29:03,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:04,028 WARN L197 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 40 [2020-12-01 18:29:04,238 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 18:29:06,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:29:06,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2020-12-01 18:29:06,143 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2020-12-01 18:29:06,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 18:29:06,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:29:06,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:06,365 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 18:29:06,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:29:06,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 36 states and 51 transitions. [2020-12-01 18:29:06,537 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 51 transitions. [2020-12-01 18:29:06,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 18:29:06,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:29:06,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:06,742 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 18:29:06,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:29:06,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 37 states and 52 transitions. [2020-12-01 18:29:06,861 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2020-12-01 18:29:06,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 18:29:06,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:29:06,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:07,121 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 18:29:08,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:29:08,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 40 states and 58 transitions. [2020-12-01 18:29:08,063 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2020-12-01 18:29:08,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 18:29:08,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:29:08,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:08,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:29:11,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:29:11,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2020-12-01 18:29:11,567 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2020-12-01 18:29:11,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 18:29:11,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:29:11,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:11,819 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:29:12,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:29:12,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 47 states and 77 transitions. [2020-12-01 18:29:12,617 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 77 transitions. [2020-12-01 18:29:12,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-01 18:29:12,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:29:12,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:15,791 WARN L197 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 45 [2020-12-01 18:29:16,791 WARN L197 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 86 [2020-12-01 18:29:18,415 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:29:30,060 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 24 [2020-12-01 18:29:30,693 WARN L197 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 19 [2020-12-01 18:30:12,736 WARN L197 SmtUtils]: Spent 2.35 s on a formula simplification that was a NOOP. DAG size: 42 [2020-12-01 18:30:28,698 WARN L197 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 48 [2020-12-01 18:30:53,257 WARN L197 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-01 18:31:00,136 WARN L197 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-12-01 18:31:00,890 WARN L197 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2020-12-01 18:31:01,621 WARN L197 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2020-12-01 18:31:02,146 WARN L197 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 94 [2020-12-01 18:31:10,438 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-12-01 18:31:10,994 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-12-01 18:31:13,110 WARN L197 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 78 [2020-12-01 18:31:13,561 WARN L197 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 72 [2020-12-01 18:31:13,936 WARN L197 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2020-12-01 18:31:16,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:31:16,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 56 states and 94 transitions. [2020-12-01 18:31:16,740 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 94 transitions. [2020-12-01 18:31:16,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 18:31:16,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:31:16,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:31:18,050 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:31:29,591 WARN L197 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 65 [2020-12-01 18:31:30,109 WARN L197 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 86 [2020-12-01 18:31:52,713 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2020-12-01 18:31:53,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:31:53,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 57 states and 96 transitions. [2020-12-01 18:31:53,610 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 96 transitions. [2020-12-01 18:31:53,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:31:53,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:31:53,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:31:55,166 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:32:07,225 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse0 (* c_ULTIMATE.start_main_~main__index2~0 (- 1)))) (and (< (+ (* 4294967296 (div (+ c_ULTIMATE.start_main_~main__index2~0 (- 2)) 4294967296)) 99998) c_ULTIMATE.start_main_~main__index2~0) (<= (+ (* 4294967296 (div (+ .cse0 c_ULTIMATE.start_main_~main__index1~0 (* (div c_ULTIMATE.start_main_~main__index2~0 4294967296) 4294967296) 4294967296) 4294967296)) 1) c_ULTIMATE.start_main_~main__index1~0) (<= (+ (* 4294967296 (div (+ c_ULTIMATE.start_main_~main__index2~0 (* (div (+ .cse0 c_ULTIMATE.start_main_~main__index1~0 4294967294) 4294967296) 4294967296) (* (div c_ULTIMATE.start_main_~main__index1~0 4294967296) 4294967296) 8589834593) 8589934592)) 1) c_ULTIMATE.start_main_~main__index1~0))) is different from false [2020-12-01 18:32:27,828 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse2 (* c_ULTIMATE.start_main_~main__index2~0 (- 1))) (.cse1 (div c_ULTIMATE.start_main_~main__index1~0 4294967296)) (.cse0 (select |c_#memory_int| |c_ULTIMATE.start_main_~#main__array~0.base|)) (.cse3 (div c_ULTIMATE.start_main_~main__index2~0 4294967296))) (and (= (select .cse0 (+ (* c_ULTIMATE.start_main_~main__index1~0 4) |c_ULTIMATE.start_main_~#main__array~0.offset| (* .cse1 (- 17179869184)))) |c_ULTIMATE.start_main_#t~mem9|) (< (+ (* 4294967296 (div (+ c_ULTIMATE.start_main_~main__index2~0 (- 2)) 4294967296)) 99998) c_ULTIMATE.start_main_~main__index2~0) (<= (+ (* 4294967296 (div (+ .cse2 c_ULTIMATE.start_main_~main__index1~0 (* .cse3 4294967296) 4294967296) 4294967296)) 1) c_ULTIMATE.start_main_~main__index1~0) (<= (+ (* 4294967296 (div (+ c_ULTIMATE.start_main_~main__index2~0 (* (div (+ .cse2 c_ULTIMATE.start_main_~main__index1~0 4294967294) 4294967296) 4294967296) (* .cse1 4294967296) 8589834593) 8589934592)) 1) c_ULTIMATE.start_main_~main__index1~0) (= |c_ULTIMATE.start_main_#t~mem10| (select .cse0 (+ (* c_ULTIMATE.start_main_~main__index2~0 4) |c_ULTIMATE.start_main_~#main__array~0.offset| (* .cse3 (- 17179869184))))) (not (= |c_ULTIMATE.start_main_~#main__array~0.offset| 0)))) is different from false [2020-12-01 18:32:34,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:32:34,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 58 states and 100 transitions. [2020-12-01 18:32:34,907 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 100 transitions. [2020-12-01 18:32:34,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 18:32:34,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:32:34,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:32:35,300 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:32:47,742 WARN L838 $PredicateComparison]: unable to prove that (let ((.cse2 (div c_ULTIMATE.start_main_~main__index2~0 4294967296)) (.cse3 (* c_ULTIMATE.start_main_~main__index2~0 (- 1))) (.cse1 (div c_ULTIMATE.start_main_~main__index1~0 4294967296))) (and (not (let ((.cse0 (* 4294967296 .cse2))) (and (<= (+ c_ULTIMATE.start_main_~main__index1~0 .cse0 1) (+ c_ULTIMATE.start_main_~main__index2~0 (* 4294967296 .cse1))) (<= c_ULTIMATE.start_main_~main__index2~0 (+ .cse0 99999))))) (<= (+ (* 4294967296 (div (+ .cse3 c_ULTIMATE.start_main_~main__index1~0 (* .cse2 4294967296) 4294967296) 4294967296)) 1) c_ULTIMATE.start_main_~main__index1~0) (<= (+ (* 4294967296 (div (+ c_ULTIMATE.start_main_~main__index2~0 (* (div (+ .cse3 c_ULTIMATE.start_main_~main__index1~0 4294967294) 4294967296) 4294967296) (* .cse1 4294967296) 8589834593) 8589934592)) 1) c_ULTIMATE.start_main_~main__index1~0) (not (= |c_ULTIMATE.start_main_~#main__array~0.offset| 0)))) is different from false [2020-12-01 18:33:02,757 WARN L197 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 106 DAG size of output: 51 [2020-12-01 18:33:03,578 WARN L197 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-12-01 18:33:17,927 WARN L197 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-12-01 18:33:19,157 WARN L197 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 50 [2020-12-01 18:33:19,774 WARN L197 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-12-01 18:33:21,867 WARN L197 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-12-01 18:33:21,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:33:21,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2020-12-01 18:33:21,904 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2020-12-01 18:33:21,904 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 18:33:21,904 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2020-12-01 18:33:21,912 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-12-01 18:33:22,834 WARN L197 SmtUtils]: Spent 919.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 40 [2020-12-01 18:33:27,118 WARN L197 SmtUtils]: Spent 4.17 s on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2020-12-01 18:33:27,300 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-12-01 18:33:27,443 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 48 [2020-12-01 18:33:27,589 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2020-12-01 18:33:27,590 INFO L569 CodeCheckObserver]: Invariant with dag size 40 [2020-12-01 18:33:27,599 INFO L569 CodeCheckObserver]: Invariant with dag size 20 [2020-12-01 18:33:27,600 INFO L569 CodeCheckObserver]: Invariant with dag size 16 [2020-12-01 18:33:27,601 INFO L569 CodeCheckObserver]: Invariant with dag size 31 [2020-12-01 18:33:27,603 INFO L569 CodeCheckObserver]: Invariant with dag size 48 [2020-12-01 18:33:27,605 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,606 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,606 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,606 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,606 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,607 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,607 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,607 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,609 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,609 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,609 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,610 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,610 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,610 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,610 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,611 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,611 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:33:27,612 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-12-01 18:33:27,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:33:27 ImpRootNode [2020-12-01 18:33:27,612 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 18:33:27,613 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 18:33:27,613 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 18:33:27,613 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 18:33:27,614 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:29:01" (3/4) ... [2020-12-01 18:33:27,616 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 18:33:27,621 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure reach_error [2020-12-01 18:33:27,627 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2020-12-01 18:33:27,627 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-12-01 18:33:27,628 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 18:33:27,628 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 18:33:27,724 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_31429988-b73e-44cf-81ec-b67d003d9351/bin/ukojak/witness.graphml [2020-12-01 18:33:27,724 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 18:33:27,725 INFO L168 Benchmark]: Toolchain (without parser) took 267252.09 ms. Allocated memory was 107.0 MB in the beginning and 226.5 MB in the end (delta: 119.5 MB). Free memory was 79.1 MB in the beginning and 154.5 MB in the end (delta: -75.4 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:33:27,725 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 107.0 MB. Free memory is still 64.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:33:27,726 INFO L168 Benchmark]: CACSL2BoogieTranslator took 425.43 ms. Allocated memory is still 107.0 MB. Free memory was 78.9 MB in the beginning and 83.2 MB in the end (delta: -4.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 18:33:27,726 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.13 ms. Allocated memory is still 107.0 MB. Free memory was 82.8 MB in the beginning and 81.3 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:33:27,727 INFO L168 Benchmark]: Boogie Preprocessor took 57.51 ms. Allocated memory is still 107.0 MB. Free memory was 81.3 MB in the beginning and 79.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:33:27,727 INFO L168 Benchmark]: RCFGBuilder took 535.35 ms. Allocated memory is still 107.0 MB. Free memory was 79.9 MB in the beginning and 58.2 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:33:27,727 INFO L168 Benchmark]: CodeCheck took 266018.08 ms. Allocated memory was 107.0 MB in the beginning and 226.5 MB in the end (delta: 119.5 MB). Free memory was 58.2 MB in the beginning and 158.7 MB in the end (delta: -100.5 MB). Peak memory consumption was 112.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:33:27,728 INFO L168 Benchmark]: Witness Printer took 111.31 ms. Allocated memory is still 226.5 MB. Free memory was 158.7 MB in the beginning and 154.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:33:27,730 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 2 procedures, 38 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 260.2s, OverallIterations: 15, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 241316 SDtfs, 93812 SDslu, 70316 SDs, 0 SdLazy, 256612 SolverSat, 89920 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 26.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2090 GetRequests, 1802 SyntacticMatches, 115 SemanticMatches, 173 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 14161 ImplicationChecksByTransitivity, 248.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 11.5s InterpolantComputationTime, 247 NumberOfCodeBlocks, 247 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 233 ConstructedInterpolants, 0 QuantifiedInterpolants, 105644 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 8 PerfectInterpolantSequences, 19/30 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: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: (4294967296 * ((main__index2 * -1 + main__index1 + main__index2 / 4294967296 * 4294967296 + 4294967296) / 4294967296) + 1 <= main__index1 && 4294967296 * ((main__index2 + (main__index2 * -1 + main__index1 + 4294967294) / 4294967296 * 4294967296 + main__index1 / 4294967296 * 4294967296 + 8589834593) / 8589934592) + 1 <= main__index1) || ((main__index1 + 4294967296 * (main__index2 / 4294967296) + 1 <= main__index2 + 4294967296 * (main__index1 / 4294967296) && main__index2 <= 4294967296 * (main__index2 / 4294967296) + 99999) && main__array == 0) - InvariantResult [Line: 31]: Loop Invariant Derived loop invariant: ((main____CPAchecker_TMP_0 == 1 && main__index1 + 4294967296 * (main__index2 / 4294967296) + 1 <= main__index2 + 4294967296 * (main__index1 / 4294967296)) && main__index2 <= 4294967296 * (main__index2 / 4294967296) + 99999) && main__array == 0 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: main__index2 <= 4294967296 * ((main__index1 + (main__index2 * -1 + main__index1 + 4294967294) / 4294967296 * -4294967296 + -1) / 4294967296) + 99998 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: (!(main____CPAchecker_TMP_0 == 0) && 4294967296 * ((main__index2 * -1 + main__index1 + main__index2 / 4294967296 * 4294967296 + 4294967296) / 4294967296) + 1 <= main__index1) && 4294967296 * ((main__index2 + (main__index2 * -1 + main__index1 + 4294967294) / 4294967296 * 4294967296 + main__index1 / 4294967296 * 4294967296 + 8589834593) / 8589934592) + 1 <= main__index1 - InvariantResult [Line: 98]: Loop Invariant [2020-12-01 18:33:27,743 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,743 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,743 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,744 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,744 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,744 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,744 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,746 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,750 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,751 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,751 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,751 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,751 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,752 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,752 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-12-01 18:33:27,752 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((unknown-#memory_int-unknown[main__array][main__index2 * 4 + main__array + main__index2 / 4294967296 * -17179869184] + 4294967296 * (unknown-#memory_int-unknown[main__array][main__index1 * 4 + main__array + main__index1 / 4294967296 * -17179869184] / 4294967296) <= unknown-#memory_int-unknown[main__array][main__index1 * 4 + main__array + main__index1 / 4294967296 * -17179869184] + 4294967296 * (unknown-#memory_int-unknown[main__array][main__index2 * 4 + main__array + main__index2 / 4294967296 * -17179869184] / 4294967296) && unknown-#memory_int-unknown[main__array][main__index1 * 4 + main__array + main__index1 / 4294967296 * -17179869184] + 4294967296 * (unknown-#memory_int-unknown[main__array][main__index2 * 4 + main__array + main__index2 / 4294967296 * -17179869184] / 4294967296) <= unknown-#memory_int-unknown[main__array][main__index2 * 4 + main__array + main__index2 / 4294967296 * -17179869184] + 4294967296 * (unknown-#memory_int-unknown[main__array][main__index1 * 4 + main__array + main__index1 / 4294967296 * -17179869184] / 4294967296)) && main__index2 <= 4294967296 * ((main__index1 + (main__index2 * -1 + main__index1 + 4294967294) / 4294967296 * -4294967296 + -1) / 4294967296) + 99998) || main__index1 + 4294967296 * (main__index2 / 4294967296) + 1 <= main__index2 + 4294967296 * (main__index1 / 4294967296) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 107.0 MB. Free memory is still 64.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 425.43 ms. Allocated memory is still 107.0 MB. Free memory was 78.9 MB in the beginning and 83.2 MB in the end (delta: -4.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 94.13 ms. Allocated memory is still 107.0 MB. Free memory was 82.8 MB in the beginning and 81.3 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 57.51 ms. Allocated memory is still 107.0 MB. Free memory was 81.3 MB in the beginning and 79.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 535.35 ms. Allocated memory is still 107.0 MB. Free memory was 79.9 MB in the beginning and 58.2 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * CodeCheck took 266018.08 ms. Allocated memory was 107.0 MB in the beginning and 226.5 MB in the end (delta: 119.5 MB). Free memory was 58.2 MB in the beginning and 158.7 MB in the end (delta: -100.5 MB). Peak memory consumption was 112.2 MB. Max. memory is 16.1 GB. * Witness Printer took 111.31 ms. Allocated memory is still 226.5 MB. Free memory was 158.7 MB in the beginning and 154.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int RESULT: Ultimate proved your program to be correct! Received shutdown request...