./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58836282-8d0d-4fc8-8317-3fd9bb563262/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58836282-8d0d-4fc8-8317-3fd9bb563262/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58836282-8d0d-4fc8-8317-3fd9bb563262/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58836282-8d0d-4fc8-8317-3fd9bb563262/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58836282-8d0d-4fc8-8317-3fd9bb563262/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58836282-8d0d-4fc8-8317-3fd9bb563262/bin/ukojak-LBtLqBUTdQ --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 46249a8081e9ed07db6908cd3a496204be92fe5d3b36976e28b801142a0a3633 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:06:42,866 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:06:42,869 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:06:42,923 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:06:42,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:06:42,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:06:42,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:06:42,935 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:06:42,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:06:42,944 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:06:42,945 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:06:42,947 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:06:42,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:06:42,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:06:42,953 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:06:42,957 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:06:42,959 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:06:42,960 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:06:42,962 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:06:42,970 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:06:42,972 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:06:42,974 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:06:42,977 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:06:42,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:06:42,987 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:06:42,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:06:42,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:06:42,990 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:06:42,991 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:06:42,992 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:06:42,993 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:06:42,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:06:42,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:06:42,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:06:42,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:06:42,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:06:43,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:06:43,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:06:43,000 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:06:43,001 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:06:43,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:06:43,003 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58836282-8d0d-4fc8-8317-3fd9bb563262/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-23 01:06:43,045 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:06:43,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:06:43,046 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:06:43,047 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:06:43,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:06:43,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:06:43,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:06:43,048 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:06:43,048 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:06:43,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:06:43,049 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:06:43,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:06:43,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:06:43,050 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 01:06:43,050 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:06:43,051 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:06:43,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:06:43,051 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:06:43,051 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:06:43,051 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:06:43,052 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:06:43,052 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:06:43,052 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:06:43,052 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:06:43,053 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:06:43,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:06:43,053 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:06:43,053 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_worker_vcloud-master_on_vcloud-master/run_dir_58836282-8d0d-4fc8-8317-3fd9bb563262/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58836282-8d0d-4fc8-8317-3fd9bb563262/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46249a8081e9ed07db6908cd3a496204be92fe5d3b36976e28b801142a0a3633 [2021-11-23 01:06:43,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:06:43,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:06:43,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:06:43,342 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:06:43,343 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:06:43,345 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58836282-8d0d-4fc8-8317-3fd9bb563262/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c [2021-11-23 01:06:43,412 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58836282-8d0d-4fc8-8317-3fd9bb563262/bin/ukojak-LBtLqBUTdQ/data/4a06e7cc1/4df9601b17a544d5a37e5ed6393024b6/FLAG69a22138e [2021-11-23 01:06:43,865 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:06:43,866 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58836282-8d0d-4fc8-8317-3fd9bb563262/sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c [2021-11-23 01:06:43,871 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58836282-8d0d-4fc8-8317-3fd9bb563262/bin/ukojak-LBtLqBUTdQ/data/4a06e7cc1/4df9601b17a544d5a37e5ed6393024b6/FLAG69a22138e [2021-11-23 01:06:44,270 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58836282-8d0d-4fc8-8317-3fd9bb563262/bin/ukojak-LBtLqBUTdQ/data/4a06e7cc1/4df9601b17a544d5a37e5ed6393024b6 [2021-11-23 01:06:44,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:06:44,274 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:06:44,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:06:44,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:06:44,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:06:44,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:06:44" (1/1) ... [2021-11-23 01:06:44,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a512149 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:44, skipping insertion in model container [2021-11-23 01:06:44,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:06:44" (1/1) ... [2021-11-23 01:06:44,291 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:06:44,301 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:06:44,450 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:06:44,454 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:06:44,481 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:06:44,493 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:06:44,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:44 WrapperNode [2021-11-23 01:06:44,494 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:06:44,495 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:06:44,496 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:06:44,496 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:06:44,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:44" (1/1) ... [2021-11-23 01:06:44,513 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:44" (1/1) ... [2021-11-23 01:06:44,532 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 27 [2021-11-23 01:06:44,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:06:44,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:06:44,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:06:44,536 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:06:44,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:44" (1/1) ... [2021-11-23 01:06:44,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:44" (1/1) ... [2021-11-23 01:06:44,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:44" (1/1) ... [2021-11-23 01:06:44,548 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:44" (1/1) ... [2021-11-23 01:06:44,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:44" (1/1) ... [2021-11-23 01:06:44,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:44" (1/1) ... [2021-11-23 01:06:44,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:44" (1/1) ... [2021-11-23 01:06:44,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:06:44,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:06:44,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:06:44,566 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:06:44,567 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:44" (1/1) ... [2021-11-23 01:06:44,574 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:06:44,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58836282-8d0d-4fc8-8317-3fd9bb563262/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:06:44,594 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58836282-8d0d-4fc8-8317-3fd9bb563262/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:06:44,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58836282-8d0d-4fc8-8317-3fd9bb563262/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:06:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:06:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:06:44,694 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:06:44,697 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:06:44,796 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:06:44,814 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:06:44,814 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:06:44,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:06:44 BoogieIcfgContainer [2021-11-23 01:06:44,817 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:06:44,818 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:06:44,818 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:06:44,828 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:06:44,829 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:06:44" (1/1) ... [2021-11-23 01:06:44,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:06:44,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:44,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2021-11-23 01:06:44,894 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2021-11-23 01:06:44,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:06:44,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:44,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:44,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:45,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:45,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:45,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2021-11-23 01:06:45,089 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2021-11-23 01:06:45,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:06:45,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:45,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:45,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:45,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:45,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:45,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2021-11-23 01:06:45,148 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2021-11-23 01:06:45,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:06:45,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:45,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:45,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:45,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:45,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:45,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2021-11-23 01:06:45,486 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2021-11-23 01:06:45,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:06:45,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:45,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:45,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:45,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:45,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:45,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2021-11-23 01:06:45,929 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2021-11-23 01:06:45,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:06:45,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:45,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:45,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:46,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:46,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:46,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 31 states and 48 transitions. [2021-11-23 01:06:46,103 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2021-11-23 01:06:46,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:06:46,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:46,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:46,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:46,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:46,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:46,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2021-11-23 01:06:46,194 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2021-11-23 01:06:46,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:06:46,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:46,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:46,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:46,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:46,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:46,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2021-11-23 01:06:46,254 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2021-11-23 01:06:46,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:06:46,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:46,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:46,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:46,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:46,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:46,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 01:06:46,327 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 01:06:46,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:06:46,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:46,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:46,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:46,435 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:46,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:46,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2021-11-23 01:06:46,905 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2021-11-23 01:06:46,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:06:46,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:46,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:46,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:47,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:47,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 62 transitions. [2021-11-23 01:06:47,370 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 62 transitions. [2021-11-23 01:06:47,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:06:47,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:47,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:47,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:47,465 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:47,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:47,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2021-11-23 01:06:47,828 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2021-11-23 01:06:47,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:06:47,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:47,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:47,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:48,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:48,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 45 transitions. [2021-11-23 01:06:48,211 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2021-11-23 01:06:48,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:06:48,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:48,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:48,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:48,231 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:06:48,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:48,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 37 states and 51 transitions. [2021-11-23 01:06:48,708 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2021-11-23 01:06:48,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:06:48,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:48,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:48,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:48,734 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:06:48,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:48,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2021-11-23 01:06:48,969 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2021-11-23 01:06:48,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:06:48,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:48,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:48,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:48,986 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:06:49,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:49,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 46 states and 61 transitions. [2021-11-23 01:06:49,721 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2021-11-23 01:06:49,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:49,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:49,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:49,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:49,746 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:06:49,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:49,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 47 states and 61 transitions. [2021-11-23 01:06:49,844 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2021-11-23 01:06:49,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:06:49,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:49,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:49,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:49,864 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:06:49,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:49,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2021-11-23 01:06:49,970 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2021-11-23 01:06:49,971 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 01:06:49,972 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 18 iterations. [2021-11-23 01:06:49,986 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2021-11-23 01:06:50,078 INFO L560 CodeCheckObserver]: Invariant with dag size 20 [2021-11-23 01:06:50,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:06:50 ImpRootNode [2021-11-23 01:06:50,093 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:06:50,093 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:06:50,094 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:06:50,094 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:06:50,094 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:06:44" (3/4) ... [2021-11-23 01:06:50,098 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 01:06:50,105 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-23 01:06:50,106 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 01:06:50,106 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 01:06:50,148 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58836282-8d0d-4fc8-8317-3fd9bb563262/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:06:50,148 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:06:50,149 INFO L158 Benchmark]: Toolchain (without parser) took 5874.49ms. Allocated memory was 83.9MB in the beginning and 127.9MB in the end (delta: 44.0MB). Free memory was 47.9MB in the beginning and 76.9MB in the end (delta: -29.0MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2021-11-23 01:06:50,149 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 83.9MB. Free memory was 64.2MB in the beginning and 64.1MB in the end (delta: 38.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:06:50,150 INFO L158 Benchmark]: CACSL2BoogieTranslator took 218.19ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 47.7MB in the beginning and 78.7MB in the end (delta: -31.0MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2021-11-23 01:06:50,150 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.22ms. Allocated memory is still 100.7MB. Free memory was 78.7MB in the beginning and 77.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:06:50,151 INFO L158 Benchmark]: Boogie Preprocessor took 28.53ms. Allocated memory is still 100.7MB. Free memory was 77.3MB in the beginning and 76.5MB in the end (delta: 786.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:06:50,151 INFO L158 Benchmark]: RCFGBuilder took 251.57ms. Allocated memory is still 100.7MB. Free memory was 76.5MB in the beginning and 67.1MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:06:50,152 INFO L158 Benchmark]: CodeCheck took 5275.31ms. Allocated memory was 100.7MB in the beginning and 127.9MB in the end (delta: 27.3MB). Free memory was 67.1MB in the beginning and 79.0MB in the end (delta: -11.9MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2021-11-23 01:06:50,152 INFO L158 Benchmark]: Witness Printer took 54.82ms. Allocated memory is still 127.9MB. Free memory was 79.0MB in the beginning and 76.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:06:50,155 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, 20 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 5.1s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 936 SdHoareTripleChecker+Valid, 4.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 847 mSDsluCounter, 68 SdHoareTripleChecker+Invalid, 3.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 523 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2962 IncrementalHoareTripleChecker+Invalid, 3485 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 523 mSolverCounterUnsat, 68 mSDtfsCounter, 2962 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1499 GetRequests, 1293 SyntacticMatches, 74 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7410 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 152 NumberOfCodeBlocks, 152 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 135 ConstructedInterpolants, 0 QuantifiedInterpolants, 600 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 10 PerfectInterpolantSequences, 23/50 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: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: (((q + y <= 2147483646 && 0 <= y + 2147483648) && 2147483647 < q) || ((q <= y + 2147483644 && y <= 2147483647) && 2147483647 < q)) || ((0 <= y + 2147483648 && y <= 2147483647) && q <= 2147483647) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 83.9MB. Free memory was 64.2MB in the beginning and 64.1MB in the end (delta: 38.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 218.19ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 47.7MB in the beginning and 78.7MB in the end (delta: -31.0MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.22ms. Allocated memory is still 100.7MB. Free memory was 78.7MB in the beginning and 77.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.53ms. Allocated memory is still 100.7MB. Free memory was 77.3MB in the beginning and 76.5MB in the end (delta: 786.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 251.57ms. Allocated memory is still 100.7MB. Free memory was 76.5MB in the beginning and 67.1MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 5275.31ms. Allocated memory was 100.7MB in the beginning and 127.9MB in the end (delta: 27.3MB). Free memory was 67.1MB in the beginning and 79.0MB in the end (delta: -11.9MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * Witness Printer took 54.82ms. Allocated memory is still 127.9MB. Free memory was 79.0MB in the beginning and 76.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 01:06:50,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58836282-8d0d-4fc8-8317-3fd9bb563262/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE