./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/MenloPark.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edab75aa-eb30-419c-a7ba-aed665860b7a/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edab75aa-eb30-419c-a7ba-aed665860b7a/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edab75aa-eb30-419c-a7ba-aed665860b7a/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edab75aa-eb30-419c-a7ba-aed665860b7a/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/MenloPark.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edab75aa-eb30-419c-a7ba-aed665860b7a/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edab75aa-eb30-419c-a7ba-aed665860b7a/bin/ukojak-2xVlg8857e --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 6dae4b60aa9efa1955ef5fbb576e87a787ed072bbe9c11eb4417a5220402d102 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:22:37,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:22:37,611 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:22:37,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:22:37,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:22:37,673 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:22:37,675 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:22:37,681 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:22:37,683 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:22:37,691 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:22:37,693 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:22:37,694 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:22:37,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:22:37,698 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:22:37,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:22:37,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:22:37,709 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:22:37,710 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:22:37,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:22:37,723 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:22:37,725 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:22:37,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:22:37,731 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:22:37,732 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:22:37,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:22:37,739 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:22:37,739 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:22:37,741 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:22:37,742 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:22:37,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:22:37,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:22:37,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:22:37,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:22:37,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:22:37,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:22:37,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:22:37,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:22:37,749 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:22:37,750 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:22:37,751 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:22:37,751 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:22:37,752 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edab75aa-eb30-419c-a7ba-aed665860b7a/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-13 23:22:37,778 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:22:37,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:22:37,779 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:22:37,779 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:22:37,780 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:22:37,780 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:22:37,781 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:22:37,781 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:22:37,781 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:22:37,781 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:22:37,781 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:22:37,782 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:22:37,782 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:22:37,782 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:22:37,782 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:22:37,783 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:22:37,783 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:22:37,783 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:22:37,783 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:22:37,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:22:37,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:22:37,784 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:22:37,784 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:22:37,784 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:22:37,784 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:22:37,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:22:37,785 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:22:37,785 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_edab75aa-eb30-419c-a7ba-aed665860b7a/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edab75aa-eb30-419c-a7ba-aed665860b7a/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6dae4b60aa9efa1955ef5fbb576e87a787ed072bbe9c11eb4417a5220402d102 [2021-11-13 23:22:38,086 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:22:38,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:22:38,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:22:38,121 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:22:38,122 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:22:38,123 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edab75aa-eb30-419c-a7ba-aed665860b7a/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/termination-crafted/MenloPark.c [2021-11-13 23:22:38,215 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edab75aa-eb30-419c-a7ba-aed665860b7a/bin/ukojak-2xVlg8857e/data/534d0ed63/00c6adae9e6d4f12890ece461d400198/FLAG5dbdea563 [2021-11-13 23:22:38,672 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:22:38,672 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edab75aa-eb30-419c-a7ba-aed665860b7a/sv-benchmarks/c/termination-crafted/MenloPark.c [2021-11-13 23:22:38,678 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edab75aa-eb30-419c-a7ba-aed665860b7a/bin/ukojak-2xVlg8857e/data/534d0ed63/00c6adae9e6d4f12890ece461d400198/FLAG5dbdea563 [2021-11-13 23:22:39,039 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edab75aa-eb30-419c-a7ba-aed665860b7a/bin/ukojak-2xVlg8857e/data/534d0ed63/00c6adae9e6d4f12890ece461d400198 [2021-11-13 23:22:39,041 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:22:39,042 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:22:39,046 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:22:39,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:22:39,052 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:22:39,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:22:39" (1/1) ... [2021-11-13 23:22:39,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60d304ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:39, skipping insertion in model container [2021-11-13 23:22:39,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:22:39" (1/1) ... [2021-11-13 23:22:39,060 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:22:39,070 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:22:39,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:22:39,200 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:22:39,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:22:39,248 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:22:39,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:39 WrapperNode [2021-11-13 23:22:39,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:22:39,251 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:22:39,251 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:22:39,251 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:22:39,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:39" (1/1) ... [2021-11-13 23:22:39,265 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:39" (1/1) ... [2021-11-13 23:22:39,281 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:22:39,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:22:39,282 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:22:39,282 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:22:39,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:39" (1/1) ... [2021-11-13 23:22:39,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:39" (1/1) ... [2021-11-13 23:22:39,290 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:39" (1/1) ... [2021-11-13 23:22:39,291 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:39" (1/1) ... [2021-11-13 23:22:39,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:39" (1/1) ... [2021-11-13 23:22:39,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:39" (1/1) ... [2021-11-13 23:22:39,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:39" (1/1) ... [2021-11-13 23:22:39,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:22:39,299 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:22:39,299 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:22:39,299 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:22:39,300 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:22:39" (1/1) ... [2021-11-13 23:22:39,324 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:22:39,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edab75aa-eb30-419c-a7ba-aed665860b7a/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:22:39,355 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edab75aa-eb30-419c-a7ba-aed665860b7a/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:22:39,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edab75aa-eb30-419c-a7ba-aed665860b7a/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:22:39,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:22:39,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:22:39,644 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:22:39,645 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 23:22:39,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:22:39 BoogieIcfgContainer [2021-11-13 23:22:39,647 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:22:39,648 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:22:39,648 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:22:39,656 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:22:39,657 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:22:39" (1/1) ... [2021-11-13 23:22:39,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:22:39,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:39,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2021-11-13 23:22:39,737 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2021-11-13 23:22:39,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:22:39,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:39,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:39,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:39,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:39,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:39,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2021-11-13 23:22:39,894 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2021-11-13 23:22:39,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:22:39,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:39,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:39,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:39,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:40,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:40,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2021-11-13 23:22:40,127 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2021-11-13 23:22:40,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:22:40,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:40,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:40,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:40,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:40,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:40,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2021-11-13 23:22:40,591 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2021-11-13 23:22:40,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:22:40,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:40,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:40,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:40,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:41,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:41,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2021-11-13 23:22:41,130 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2021-11-13 23:22:41,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:22:41,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:41,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:41,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:41,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:41,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:41,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 35 states and 56 transitions. [2021-11-13 23:22:41,858 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2021-11-13 23:22:41,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:22:41,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:41,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:41,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:41,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:42,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:42,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 70 transitions. [2021-11-13 23:22:42,587 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2021-11-13 23:22:42,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:22:42,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:42,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:42,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:42,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:43,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:43,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 46 states and 82 transitions. [2021-11-13 23:22:43,602 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 82 transitions. [2021-11-13 23:22:43,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:22:43,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:43,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:43,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:43,693 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:44,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:44,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 49 states and 87 transitions. [2021-11-13 23:22:44,151 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 87 transitions. [2021-11-13 23:22:44,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:22:44,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:44,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:44,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:44,245 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:44,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:44,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 53 states and 101 transitions. [2021-11-13 23:22:44,801 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 101 transitions. [2021-11-13 23:22:44,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:22:44,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:44,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:44,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:44,907 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:45,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:45,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 55 states and 102 transitions. [2021-11-13 23:22:45,172 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 102 transitions. [2021-11-13 23:22:45,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:22:45,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:45,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:45,233 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:46,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:46,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 61 states and 116 transitions. [2021-11-13 23:22:46,191 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 116 transitions. [2021-11-13 23:22:46,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:22:46,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:46,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:46,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:46,253 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:46,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:46,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 65 states and 124 transitions. [2021-11-13 23:22:46,973 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 124 transitions. [2021-11-13 23:22:46,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:22:46,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:46,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:46,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:47,246 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:48,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:48,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 71 states and 135 transitions. [2021-11-13 23:22:48,499 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 135 transitions. [2021-11-13 23:22:48,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:22:48,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:48,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:48,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:48,530 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:22:49,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:49,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 74 states and 140 transitions. [2021-11-13 23:22:49,109 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 140 transitions. [2021-11-13 23:22:49,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:22:49,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:49,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:49,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:49,177 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:22:49,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:49,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 77 states and 143 transitions. [2021-11-13 23:22:49,793 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 143 transitions. [2021-11-13 23:22:49,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:22:49,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:49,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:49,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:49,949 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:22:50,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:50,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 80 states and 148 transitions. [2021-11-13 23:22:50,856 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 148 transitions. [2021-11-13 23:22:50,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:22:50,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:50,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:50,882 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:22:51,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:51,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 81 states and 148 transitions. [2021-11-13 23:22:51,124 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 148 transitions. [2021-11-13 23:22:51,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:22:51,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:51,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:51,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:51,287 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:22:51,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:51,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2021-11-13 23:22:51,930 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2021-11-13 23:22:51,930 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-13 23:22:51,931 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 19 iterations. [2021-11-13 23:22:51,940 INFO L754 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2021-11-13 23:22:52,032 INFO L560 CodeCheckObserver]: Invariant with dag size 29 [2021-11-13 23:22:52,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:22:52 ImpRootNode [2021-11-13 23:22:52,043 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-13 23:22:52,043 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 23:22:52,043 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 23:22:52,043 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 23:22:52,044 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:22:39" (3/4) ... [2021-11-13 23:22:52,046 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 23:22:52,054 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-13 23:22:52,054 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-13 23:22:52,054 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-13 23:22:52,091 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edab75aa-eb30-419c-a7ba-aed665860b7a/bin/ukojak-2xVlg8857e/witness.graphml [2021-11-13 23:22:52,091 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 23:22:52,092 INFO L158 Benchmark]: Toolchain (without parser) took 13048.89ms. Allocated memory was 98.6MB in the beginning and 174.1MB in the end (delta: 75.5MB). Free memory was 67.3MB in the beginning and 110.5MB in the end (delta: -43.2MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2021-11-13 23:22:52,092 INFO L158 Benchmark]: CDTParser took 1.43ms. Allocated memory is still 98.6MB. Free memory is still 56.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:22:52,093 INFO L158 Benchmark]: CACSL2BoogieTranslator took 204.12ms. Allocated memory is still 98.6MB. Free memory was 67.1MB in the beginning and 77.6MB in the end (delta: -10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 23:22:52,094 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.87ms. Allocated memory is still 98.6MB. Free memory was 77.2MB in the beginning and 76.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 23:22:52,094 INFO L158 Benchmark]: Boogie Preprocessor took 16.82ms. Allocated memory is still 98.6MB. Free memory was 76.0MB in the beginning and 75.1MB in the end (delta: 857.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:22:52,095 INFO L158 Benchmark]: RCFGBuilder took 348.41ms. Allocated memory is still 98.6MB. Free memory was 75.1MB in the beginning and 66.3MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 23:22:52,096 INFO L158 Benchmark]: CodeCheck took 12394.54ms. Allocated memory was 98.6MB in the beginning and 174.1MB in the end (delta: 75.5MB). Free memory was 66.3MB in the beginning and 112.6MB in the end (delta: -46.4MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2021-11-13 23:22:52,096 INFO L158 Benchmark]: Witness Printer took 47.69ms. Allocated memory is still 174.1MB. Free memory was 112.6MB in the beginning and 110.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 23:22:52,099 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, 15 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 12.3s, OverallIterations: 19, 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, 976 SdHoareTripleChecker+Valid, 6425.23ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 930 mSDsluCounter, 70 SdHoareTripleChecker+Invalid, 5306.43ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 70 mSDsCounter, 836 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4620 IncrementalHoareTripleChecker+Invalid, 5456 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 836 mSolverCounterUnsat, 0 mSDtfsCounter, 4620 mSolverCounterSat, 106.64ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2097 GetRequests, 1677 SyntacticMatches, 146 SemanticMatches, 274 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41862 ImplicationChecksByTransitivity, 10.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 223 NumberOfCodeBlocks, 223 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 205 ConstructedInterpolants, 0 QuantifiedInterpolants, 921 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 6 PerfectInterpolantSequences, 19/119 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: 23]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 25]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: (((x <= y + 2147483547 && z + 99 <= y) && y <= 100) && 1 <= z) || ((((x + z <= 2 * y + 2147483348 && z + 99 < y) && 0 <= z + 1) && y <= z + 100) && z + 1 <= 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43ms. Allocated memory is still 98.6MB. Free memory is still 56.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 204.12ms. Allocated memory is still 98.6MB. Free memory was 67.1MB in the beginning and 77.6MB in the end (delta: -10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.87ms. Allocated memory is still 98.6MB. Free memory was 77.2MB in the beginning and 76.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.82ms. Allocated memory is still 98.6MB. Free memory was 76.0MB in the beginning and 75.1MB in the end (delta: 857.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 348.41ms. Allocated memory is still 98.6MB. Free memory was 75.1MB in the beginning and 66.3MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 12394.54ms. Allocated memory was 98.6MB in the beginning and 174.1MB in the end (delta: 75.5MB). Free memory was 66.3MB in the beginning and 112.6MB in the end (delta: -46.4MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. * Witness Printer took 47.69ms. Allocated memory is still 174.1MB. Free memory was 112.6MB in the beginning and 110.5MB 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! [2021-11-13 23:22:52,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_edab75aa-eb30-419c-a7ba-aed665860b7a/bin/ukojak-2xVlg8857e/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