./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f193405e-961d-41a7-8cd5-2de4e9274e12/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f193405e-961d-41a7-8cd5-2de4e9274e12/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f193405e-961d-41a7-8cd5-2de4e9274e12/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f193405e-961d-41a7-8cd5-2de4e9274e12/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-cousot9.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f193405e-961d-41a7-8cd5-2de4e9274e12/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f193405e-961d-41a7-8cd5-2de4e9274e12/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0a8f096dedbbe798ef2fe808d4231fc7a503c17f ................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:38:32,265 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:38:32,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:38:32,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:38:32,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:38:32,383 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:38:32,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:38:32,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:38:32,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:38:32,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:38:32,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:38:32,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:38:32,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:38:32,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:38:32,400 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:38:32,401 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:38:32,403 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:38:32,404 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:38:32,407 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:38:32,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:38:32,412 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:38:32,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:38:32,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:38:32,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:38:32,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:38:32,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:38:32,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:38:32,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:38:32,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:38:32,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:38:32,434 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:38:32,435 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:38:32,446 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:38:32,448 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:38:32,449 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:38:32,450 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:38:32,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:38:32,451 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:38:32,451 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:38:32,453 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:38:32,453 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:38:32,456 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f193405e-961d-41a7-8cd5-2de4e9274e12/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2020-11-30 00:38:32,496 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:38:32,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:38:32,498 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 00:38:32,498 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 00:38:32,499 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:38:32,499 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:38:32,500 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:38:32,500 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 00:38:32,500 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:38:32,500 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:38:32,502 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:38:32,502 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:38:32,502 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:38:32,502 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-11-30 00:38:32,503 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:38:32,503 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:38:32,503 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:38:32,504 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 00:38:32,504 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 00:38:32,504 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:38:32,504 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:38:32,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 00:38:32,505 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:38:32,505 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:38:32,505 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:38:32,506 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 00:38:32,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:38:32,506 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:38:32,506 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_f193405e-961d-41a7-8cd5-2de4e9274e12/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f193405e-961d-41a7-8cd5-2de4e9274e12/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a8f096dedbbe798ef2fe808d4231fc7a503c17f [2020-11-30 00:38:32,814 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:38:32,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:38:32,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:38:32,857 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:38:32,858 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:38:32,859 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f193405e-961d-41a7-8cd5-2de4e9274e12/bin/ukojak/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-cousot9.c [2020-11-30 00:38:32,936 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f193405e-961d-41a7-8cd5-2de4e9274e12/bin/ukojak/data/fefe47c00/cebf8a39f0344c448857eb234e5baf81/FLAGd02384370 [2020-11-30 00:38:33,476 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:38:33,477 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f193405e-961d-41a7-8cd5-2de4e9274e12/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-cousot9.c [2020-11-30 00:38:33,484 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f193405e-961d-41a7-8cd5-2de4e9274e12/bin/ukojak/data/fefe47c00/cebf8a39f0344c448857eb234e5baf81/FLAGd02384370 [2020-11-30 00:38:33,834 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f193405e-961d-41a7-8cd5-2de4e9274e12/bin/ukojak/data/fefe47c00/cebf8a39f0344c448857eb234e5baf81 [2020-11-30 00:38:33,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:38:33,841 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:38:33,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:38:33,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:38:33,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:38:33,849 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:38:33" (1/1) ... [2020-11-30 00:38:33,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6524770f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:33, skipping insertion in model container [2020-11-30 00:38:33,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:38:33" (1/1) ... [2020-11-30 00:38:33,860 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:38:33,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:38:34,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:38:34,047 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:38:34,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:38:34,082 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:38:34,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:34 WrapperNode [2020-11-30 00:38:34,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:38:34,085 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:38:34,085 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:38:34,085 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:38:34,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:34" (1/1) ... [2020-11-30 00:38:34,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:34" (1/1) ... [2020-11-30 00:38:34,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:38:34,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:38:34,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:38:34,155 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:38:34,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:34" (1/1) ... [2020-11-30 00:38:34,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:34" (1/1) ... [2020-11-30 00:38:34,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:34" (1/1) ... [2020-11-30 00:38:34,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:34" (1/1) ... [2020-11-30 00:38:34,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:34" (1/1) ... [2020-11-30 00:38:34,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:34" (1/1) ... [2020-11-30 00:38:34,189 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:34" (1/1) ... [2020-11-30 00:38:34,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:38:34,198 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:38:34,198 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:38:34,199 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:38:34,200 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f193405e-961d-41a7-8cd5-2de4e9274e12/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 [2020-11-30 00:38:34,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:38:34,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:38:34,515 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:38:34,515 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-11-30 00:38:34,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:38:34 BoogieIcfgContainer [2020-11-30 00:38:34,518 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:38:34,519 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 00:38:34,520 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 00:38:34,533 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 00:38:34,533 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:38:34" (1/1) ... [2020-11-30 00:38:34,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:38:34,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:34,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2020-11-30 00:38:34,587 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2020-11-30 00:38:34,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-30 00:38:34,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:34,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:34,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:34,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:34,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2020-11-30 00:38:34,960 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2020-11-30 00:38:34,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-30 00:38:34,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:34,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:34,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:35,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:35,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 18 states and 26 transitions. [2020-11-30 00:38:35,220 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 26 transitions. [2020-11-30 00:38:35,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-11-30 00:38:35,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:35,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:35,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:35,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:35,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2020-11-30 00:38:35,570 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2020-11-30 00:38:35,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-11-30 00:38:35,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:35,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:35,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:35,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:35,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2020-11-30 00:38:35,743 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2020-11-30 00:38:35,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-30 00:38:35,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:35,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:35,814 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:35,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:35,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2020-11-30 00:38:35,928 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2020-11-30 00:38:35,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-30 00:38:35,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:35,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:35,986 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:36,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:36,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2020-11-30 00:38:36,552 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2020-11-30 00:38:36,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-30 00:38:36,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:36,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:36,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:38:36,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:36,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 22 states and 33 transitions. [2020-11-30 00:38:36,930 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 33 transitions. [2020-11-30 00:38:36,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-30 00:38:36,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:36,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:36,997 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:37,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:37,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2020-11-30 00:38:37,260 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2020-11-30 00:38:37,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-30 00:38:37,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:37,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:37,401 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:38,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:38,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 28 states and 47 transitions. [2020-11-30 00:38:38,835 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 47 transitions. [2020-11-30 00:38:38,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-30 00:38:38,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:38,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:38,860 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:38:39,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:39,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2020-11-30 00:38:39,211 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2020-11-30 00:38:39,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-30 00:38:39,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:39,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:39,235 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 00:38:39,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:39,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 32 states and 53 transitions. [2020-11-30 00:38:39,683 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 53 transitions. [2020-11-30 00:38:39,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-30 00:38:39,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:39,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:39,922 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:42,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:42,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 67 transitions. [2020-11-30 00:38:42,094 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2020-11-30 00:38:42,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-30 00:38:42,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:42,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:42,142 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-30 00:38:43,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:43,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 73 transitions. [2020-11-30 00:38:43,148 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2020-11-30 00:38:43,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-30 00:38:43,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:43,198 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-30 00:38:43,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:43,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 44 states and 74 transitions. [2020-11-30 00:38:43,804 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 74 transitions. [2020-11-30 00:38:43,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-30 00:38:43,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:43,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:44,007 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:45,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:45,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 53 states and 87 transitions. [2020-11-30 00:38:45,640 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 87 transitions. [2020-11-30 00:38:45,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-30 00:38:45,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:45,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:45,665 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-30 00:38:45,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:45,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 54 states and 87 transitions. [2020-11-30 00:38:45,704 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 87 transitions. [2020-11-30 00:38:45,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-30 00:38:45,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:45,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:45,741 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:38:46,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:46,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 56 states and 89 transitions. [2020-11-30 00:38:46,231 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 89 transitions. [2020-11-30 00:38:46,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-30 00:38:46,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:46,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:46,737 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 10 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:48,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:48,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 65 states and 101 transitions. [2020-11-30 00:38:48,578 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 101 transitions. [2020-11-30 00:38:48,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-30 00:38:48,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:48,712 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-30 00:38:49,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:49,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 69 states and 106 transitions. [2020-11-30 00:38:49,756 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 106 transitions. [2020-11-30 00:38:49,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-30 00:38:49,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:49,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:49,809 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 32 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-30 00:38:50,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:50,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 73 states and 111 transitions. [2020-11-30 00:38:50,707 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 111 transitions. [2020-11-30 00:38:50,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-30 00:38:50,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:50,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:51,205 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 42 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:54,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:54,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2020-11-30 00:38:54,640 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2020-11-30 00:38:54,640 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 00:38:54,640 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 22 iterations. [2020-11-30 00:38:54,648 INFO L765 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2020-11-30 00:38:54,757 INFO L569 CodeCheckObserver]: Invariant with dag size 8 [2020-11-30 00:38:54,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.11 12:38:54 ImpRootNode [2020-11-30 00:38:54,769 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-30 00:38:54,769 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 00:38:54,770 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 00:38:54,770 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 00:38:54,771 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:38:34" (3/4) ... [2020-11-30 00:38:54,774 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 00:38:54,785 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2020-11-30 00:38:54,786 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-11-30 00:38:54,786 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 00:38:54,838 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f193405e-961d-41a7-8cd5-2de4e9274e12/bin/ukojak/witness.graphml [2020-11-30 00:38:54,839 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 00:38:54,841 INFO L168 Benchmark]: Toolchain (without parser) took 20998.31 ms. Allocated memory was 83.9 MB in the beginning and 255.9 MB in the end (delta: 172.0 MB). Free memory was 49.3 MB in the beginning and 217.5 MB in the end (delta: -168.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 16.1 GB. [2020-11-30 00:38:54,841 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 83.9 MB. Free memory is still 65.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:38:54,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 240.44 ms. Allocated memory is still 83.9 MB. Free memory was 49.2 MB in the beginning and 63.4 MB in the end (delta: -14.2 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. [2020-11-30 00:38:54,843 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.92 ms. Allocated memory is still 83.9 MB. Free memory was 63.4 MB in the beginning and 62.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 00:38:54,844 INFO L168 Benchmark]: Boogie Preprocessor took 42.94 ms. Allocated memory is still 83.9 MB. Free memory was 61.8 MB in the beginning and 61.0 MB in the end (delta: 727.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:38:54,845 INFO L168 Benchmark]: RCFGBuilder took 320.37 ms. Allocated memory is still 83.9 MB. Free memory was 61.0 MB in the beginning and 50.9 MB in the end (delta: 10.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-30 00:38:54,846 INFO L168 Benchmark]: CodeCheck took 20249.39 ms. Allocated memory was 83.9 MB in the beginning and 255.9 MB in the end (delta: 172.0 MB). Free memory was 50.7 MB in the beginning and 220.7 MB in the end (delta: -170.0 MB). Peak memory consumption was 145.3 MB. Max. memory is 16.1 GB. [2020-11-30 00:38:54,847 INFO L168 Benchmark]: Witness Printer took 69.24 ms. Allocated memory is still 255.9 MB. Free memory was 220.7 MB in the beginning and 217.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:38:54,851 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 12 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.0s, OverallIterations: 22, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4194304 SDtfs, 11451984 SDslu, 4194304 SDs, 0 SdLazy, 50413510 SolverSat, 11437602 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3090 GetRequests, 2694 SyntacticMatches, 134 SemanticMatches, 262 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35942 ImplicationChecksByTransitivity, 17.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 310 NumberOfCodeBlocks, 310 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 289 ConstructedInterpolants, 0 QuantifiedInterpolants, 14389 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 21 InterpolantComputations, 7 PerfectInterpolantSequences, 225/395 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 20]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 20]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: (N <= 2147483647 && i <= N) && j <= 2147483647 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 83.9 MB. Free memory is still 65.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 240.44 ms. Allocated memory is still 83.9 MB. Free memory was 49.2 MB in the beginning and 63.4 MB in the end (delta: -14.2 MB). Peak memory consumption was 8.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 67.92 ms. Allocated memory is still 83.9 MB. Free memory was 63.4 MB in the beginning and 62.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 42.94 ms. Allocated memory is still 83.9 MB. Free memory was 61.8 MB in the beginning and 61.0 MB in the end (delta: 727.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 320.37 ms. Allocated memory is still 83.9 MB. Free memory was 61.0 MB in the beginning and 50.9 MB in the end (delta: 10.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * CodeCheck took 20249.39 ms. Allocated memory was 83.9 MB in the beginning and 255.9 MB in the end (delta: 172.0 MB). Free memory was 50.7 MB in the beginning and 220.7 MB in the end (delta: -170.0 MB). Peak memory consumption was 145.3 MB. Max. memory is 16.1 GB. * Witness Printer took 69.24 ms. Allocated memory is still 255.9 MB. Free memory was 220.7 MB in the beginning and 217.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...