./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/CookSeeZuleger-TACAS2013-Fig7b.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_fbe1bcd2-311f-44ad-a16d-28cbc8935779/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe1bcd2-311f-44ad-a16d-28cbc8935779/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_fbe1bcd2-311f-44ad-a16d-28cbc8935779/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe1bcd2-311f-44ad-a16d-28cbc8935779/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/CookSeeZuleger-TACAS2013-Fig7b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe1bcd2-311f-44ad-a16d-28cbc8935779/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_fbe1bcd2-311f-44ad-a16d-28cbc8935779/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 30d2fee99df05baf23c51b2012b75d1af7c997c2ecdfb3b70ac3637daf8339a3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:31:51,767 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:31:51,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:31:51,822 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:31:51,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:31:51,824 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:31:51,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:31:51,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:31:51,830 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:31:51,831 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:31:51,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:31:51,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:31:51,835 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:31:51,836 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:31:51,847 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:31:51,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:31:51,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:31:51,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:31:51,863 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:31:51,868 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:31:51,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:31:51,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:31:51,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:31:51,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:31:51,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:31:51,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:31:51,890 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:31:51,891 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:31:51,892 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:31:51,893 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:31:51,893 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:31:51,894 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:31:51,895 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:31:51,896 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:31:51,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:31:51,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:31:51,899 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:31:51,899 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:31:51,900 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:31:51,901 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:31:51,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:31:51,903 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe1bcd2-311f-44ad-a16d-28cbc8935779/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-23 00:31:51,927 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:31:51,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:31:51,928 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:31:51,929 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:31:51,929 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:31:51,930 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:31:51,930 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:31:51,930 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:31:51,930 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:31:51,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:31:51,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:31:51,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:31:51,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:31:51,932 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 00:31:51,932 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:31:51,932 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:31:51,932 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:31:51,932 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:31:51,933 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:31:51,933 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:31:51,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:31:51,933 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:31:51,934 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:31:51,934 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:31:51,934 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:31:51,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:31:51,935 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:31:51,935 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_fbe1bcd2-311f-44ad-a16d-28cbc8935779/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe1bcd2-311f-44ad-a16d-28cbc8935779/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30d2fee99df05baf23c51b2012b75d1af7c997c2ecdfb3b70ac3637daf8339a3 [2021-11-23 00:31:52,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:31:52,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:31:52,266 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:31:52,267 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:31:52,268 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:31:52,270 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe1bcd2-311f-44ad-a16d-28cbc8935779/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/termination-crafted-lit/CookSeeZuleger-TACAS2013-Fig7b.c [2021-11-23 00:31:52,342 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe1bcd2-311f-44ad-a16d-28cbc8935779/bin/ukojak-LBtLqBUTdQ/data/5ab215735/3fb74a8b61e3486bb18998303cd25591/FLAGe5bcffbe1 [2021-11-23 00:31:52,818 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:31:52,818 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe1bcd2-311f-44ad-a16d-28cbc8935779/sv-benchmarks/c/termination-crafted-lit/CookSeeZuleger-TACAS2013-Fig7b.c [2021-11-23 00:31:52,832 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe1bcd2-311f-44ad-a16d-28cbc8935779/bin/ukojak-LBtLqBUTdQ/data/5ab215735/3fb74a8b61e3486bb18998303cd25591/FLAGe5bcffbe1 [2021-11-23 00:31:53,228 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe1bcd2-311f-44ad-a16d-28cbc8935779/bin/ukojak-LBtLqBUTdQ/data/5ab215735/3fb74a8b61e3486bb18998303cd25591 [2021-11-23 00:31:53,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:31:53,232 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:31:53,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:31:53,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:31:53,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:31:53,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:31:53" (1/1) ... [2021-11-23 00:31:53,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39959350 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:53, skipping insertion in model container [2021-11-23 00:31:53,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:31:53" (1/1) ... [2021-11-23 00:31:53,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:31:53,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:31:53,409 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:31:53,413 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:31:53,428 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:31:53,442 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:31:53,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:53 WrapperNode [2021-11-23 00:31:53,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:31:53,445 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:31:53,445 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:31:53,446 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:31:53,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:53" (1/1) ... [2021-11-23 00:31:53,462 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:53" (1/1) ... [2021-11-23 00:31:53,483 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 43 [2021-11-23 00:31:53,483 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:31:53,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:31:53,487 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:31:53,487 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:31:53,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:53" (1/1) ... [2021-11-23 00:31:53,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:53" (1/1) ... [2021-11-23 00:31:53,499 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:53" (1/1) ... [2021-11-23 00:31:53,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:53" (1/1) ... [2021-11-23 00:31:53,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:53" (1/1) ... [2021-11-23 00:31:53,516 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:53" (1/1) ... [2021-11-23 00:31:53,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:53" (1/1) ... [2021-11-23 00:31:53,526 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:31:53,527 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:31:53,527 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:31:53,527 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:31:53,529 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:53" (1/1) ... [2021-11-23 00:31:53,537 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:31:53,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe1bcd2-311f-44ad-a16d-28cbc8935779/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:31:53,565 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe1bcd2-311f-44ad-a16d-28cbc8935779/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:31:53,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe1bcd2-311f-44ad-a16d-28cbc8935779/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:31:53,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:31:53,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:31:53,691 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:31:53,692 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:31:53,793 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:31:53,813 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:31:53,813 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:31:53,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:31:53 BoogieIcfgContainer [2021-11-23 00:31:53,816 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:31:53,817 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:31:53,817 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:31:53,828 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:31:53,829 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:31:53" (1/1) ... [2021-11-23 00:31:53,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:31:53,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:53,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2021-11-23 00:31:53,897 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2021-11-23 00:31:53,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:31:53,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:53,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:53,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:54,021 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 00:31:54,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:54,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2021-11-23 00:31:54,067 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2021-11-23 00:31:54,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:31:54,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:54,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:54,097 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 00:31:54,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:54,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 24 states and 37 transitions. [2021-11-23 00:31:54,234 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 37 transitions. [2021-11-23 00:31:54,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:31:54,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:54,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:54,304 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 00:31:54,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:54,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 48 transitions. [2021-11-23 00:31:54,499 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 48 transitions. [2021-11-23 00:31:54,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:31:54,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:54,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:54,604 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 00:31:54,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:54,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 30 states and 54 transitions. [2021-11-23 00:31:54,790 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 54 transitions. [2021-11-23 00:31:54,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:31:54,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:54,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:54,857 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 00:31:55,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:55,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 33 states and 61 transitions. [2021-11-23 00:31:55,135 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2021-11-23 00:31:55,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:31:55,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:55,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:55,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:55,189 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 00:31:55,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:55,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 36 states and 69 transitions. [2021-11-23 00:31:55,488 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 69 transitions. [2021-11-23 00:31:55,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:31:55,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:55,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:55,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:55,546 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:55,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:55,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 37 states and 72 transitions. [2021-11-23 00:31:55,586 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 72 transitions. [2021-11-23 00:31:55,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:31:55,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:55,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:55,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:55,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:31:55,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:55,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 40 states and 78 transitions. [2021-11-23 00:31:55,898 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 78 transitions. [2021-11-23 00:31:55,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:31:55,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:55,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:55,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:55,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:31:56,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:56,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 42 states and 79 transitions. [2021-11-23 00:31:56,039 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 79 transitions. [2021-11-23 00:31:56,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:31:56,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:56,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:56,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:56,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:31:56,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:56,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 44 states and 80 transitions. [2021-11-23 00:31:56,143 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 80 transitions. [2021-11-23 00:31:56,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:31:56,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:56,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:56,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:56,183 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:56,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:56,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 45 states and 81 transitions. [2021-11-23 00:31:56,226 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 81 transitions. [2021-11-23 00:31:56,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:31:56,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:56,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:56,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:56,285 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:56,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:56,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 46 states and 83 transitions. [2021-11-23 00:31:56,323 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 83 transitions. [2021-11-23 00:31:56,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:31:56,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:56,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:56,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:56,369 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:31:56,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:56,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2021-11-23 00:31:56,469 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2021-11-23 00:31:56,469 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 00:31:56,469 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2021-11-23 00:31:56,478 INFO L754 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2021-11-23 00:31:56,526 INFO L560 CodeCheckObserver]: Invariant with dag size 8 [2021-11-23 00:31:56,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:31:56 ImpRootNode [2021-11-23 00:31:56,538 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 00:31:56,538 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 00:31:56,538 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 00:31:56,539 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 00:31:56,539 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:31:53" (3/4) ... [2021-11-23 00:31:56,543 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 00:31:56,552 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-23 00:31:56,553 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 00:31:56,553 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 00:31:56,594 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe1bcd2-311f-44ad-a16d-28cbc8935779/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 00:31:56,594 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 00:31:56,595 INFO L158 Benchmark]: Toolchain (without parser) took 3362.97ms. Allocated memory is still 113.2MB. Free memory was 85.4MB in the beginning and 50.1MB in the end (delta: 35.3MB). Peak memory consumption was 37.4MB. Max. memory is 16.1GB. [2021-11-23 00:31:56,596 INFO L158 Benchmark]: CDTParser took 1.47ms. Allocated memory is still 81.8MB. Free memory was 50.3MB in the beginning and 50.2MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:31:56,596 INFO L158 Benchmark]: CACSL2BoogieTranslator took 203.14ms. Allocated memory is still 113.2MB. Free memory was 85.2MB in the beginning and 76.5MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 00:31:56,597 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.44ms. Allocated memory is still 113.2MB. Free memory was 76.5MB in the beginning and 75.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:31:56,597 INFO L158 Benchmark]: Boogie Preprocessor took 39.33ms. Allocated memory is still 113.2MB. Free memory was 75.0MB in the beginning and 74.2MB in the end (delta: 842.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:31:56,598 INFO L158 Benchmark]: RCFGBuilder took 289.56ms. Allocated memory is still 113.2MB. Free memory was 74.2MB in the beginning and 64.5MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 00:31:56,599 INFO L158 Benchmark]: CodeCheck took 2720.70ms. Allocated memory is still 113.2MB. Free memory was 64.4MB in the beginning and 52.7MB in the end (delta: 11.7MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2021-11-23 00:31:56,599 INFO L158 Benchmark]: Witness Printer took 55.99ms. Allocated memory is still 113.2MB. Free memory was 52.7MB in the beginning and 50.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:31:56,602 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, 17 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 14, 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, 514 SdHoareTripleChecker+Valid, 2.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 490 mSDsluCounter, 993 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 847 mSDsCounter, 232 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1081 IncrementalHoareTripleChecker+Invalid, 1313 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 232 mSolverCounterUnsat, 146 mSDtfsCounter, 1081 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1089 GetRequests, 964 SyntacticMatches, 47 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2783 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 96 NumberOfCodeBlocks, 96 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 83 ConstructedInterpolants, 0 QuantifiedInterpolants, 243 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 20/20 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: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 22]: 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: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: 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: 20]: Loop Invariant Derived loop invariant: (z <= 2147483647 && x <= 2147483647) && y <= 2147483647 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47ms. Allocated memory is still 81.8MB. Free memory was 50.3MB in the beginning and 50.2MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 203.14ms. Allocated memory is still 113.2MB. Free memory was 85.2MB in the beginning and 76.5MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.44ms. Allocated memory is still 113.2MB. Free memory was 76.5MB in the beginning and 75.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.33ms. Allocated memory is still 113.2MB. Free memory was 75.0MB in the beginning and 74.2MB in the end (delta: 842.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 289.56ms. Allocated memory is still 113.2MB. Free memory was 74.2MB in the beginning and 64.5MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 2720.70ms. Allocated memory is still 113.2MB. Free memory was 64.4MB in the beginning and 52.7MB in the end (delta: 11.7MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * Witness Printer took 55.99ms. Allocated memory is still 113.2MB. Free memory was 52.7MB in the beginning and 50.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 00:31:56,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbe1bcd2-311f-44ad-a16d-28cbc8935779/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