./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/b.04.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a8b329-a053-427a-89ff-739dae3193cb/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a8b329-a053-427a-89ff-739dae3193cb/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a8b329-a053-427a-89ff-739dae3193cb/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a8b329-a053-427a-89ff-739dae3193cb/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/b.04.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a8b329-a053-427a-89ff-739dae3193cb/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a8b329-a053-427a-89ff-739dae3193cb/bin/ukojak-pZX7IvK2PQ --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 65affd315cd8bea6bfbee2f7260bc7d93c5aef2e3e6cd7e176a59164ccf65361 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:42:30,664 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:42:30,666 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:42:30,700 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:42:30,702 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:42:30,706 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:42:30,707 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:42:30,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:42:30,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:42:30,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:42:30,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:42:30,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:42:30,714 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:42:30,716 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:42:30,719 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:42:30,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:42:30,723 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:42:30,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:42:30,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:42:30,739 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:42:30,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:42:30,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:42:30,745 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:42:30,746 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:42:30,750 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:42:30,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:42:30,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:42:30,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:42:30,752 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:42:30,753 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:42:30,753 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:42:30,754 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:42:30,760 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:42:30,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:42:30,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:42:30,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:42:30,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:42:30,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:42:30,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:42:30,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:42:30,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:42:30,768 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a8b329-a053-427a-89ff-739dae3193cb/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 16:42:30,811 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:42:30,812 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:42:30,813 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:42:30,813 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:42:30,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:42:30,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:42:30,815 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:42:30,815 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:42:30,816 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:42:30,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:42:30,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:42:30,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:42:30,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:42:30,818 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:42:30,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:42:30,818 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:42:30,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:42:30,818 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:42:30,819 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:42:30,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:42:30,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:42:30,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:42:30,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:42:30,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:42:30,820 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:42:30,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:42:30,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:42:30,820 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_88a8b329-a053-427a-89ff-739dae3193cb/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a8b329-a053-427a-89ff-739dae3193cb/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 65affd315cd8bea6bfbee2f7260bc7d93c5aef2e3e6cd7e176a59164ccf65361 [2022-11-20 16:42:31,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:42:31,143 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:42:31,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:42:31,148 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:42:31,148 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:42:31,150 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a8b329-a053-427a-89ff-739dae3193cb/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-restricted-15/b.04.c [2022-11-20 16:42:34,218 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:42:34,454 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:42:34,455 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a8b329-a053-427a-89ff-739dae3193cb/sv-benchmarks/c/termination-restricted-15/b.04.c [2022-11-20 16:42:34,459 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a8b329-a053-427a-89ff-739dae3193cb/bin/ukojak-pZX7IvK2PQ/data/edce7c840/a03c19835c434dcfaf378671ef98866c/FLAGb468c309b [2022-11-20 16:42:34,473 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a8b329-a053-427a-89ff-739dae3193cb/bin/ukojak-pZX7IvK2PQ/data/edce7c840/a03c19835c434dcfaf378671ef98866c [2022-11-20 16:42:34,476 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:42:34,478 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:42:34,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:42:34,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:42:34,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:42:34,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:42:34" (1/1) ... [2022-11-20 16:42:34,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b8e6498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:34, skipping insertion in model container [2022-11-20 16:42:34,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:42:34" (1/1) ... [2022-11-20 16:42:34,493 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:42:34,506 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:42:34,638 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:42:34,642 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:42:34,655 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:42:34,664 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:42:34,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:34 WrapperNode [2022-11-20 16:42:34,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:42:34,666 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:42:34,666 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:42:34,666 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:42:34,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:34" (1/1) ... [2022-11-20 16:42:34,680 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:34" (1/1) ... [2022-11-20 16:42:34,697 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2022-11-20 16:42:34,697 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:42:34,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:42:34,698 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:42:34,699 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:42:34,708 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:34" (1/1) ... [2022-11-20 16:42:34,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:34" (1/1) ... [2022-11-20 16:42:34,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:34" (1/1) ... [2022-11-20 16:42:34,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:34" (1/1) ... [2022-11-20 16:42:34,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:34" (1/1) ... [2022-11-20 16:42:34,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:34" (1/1) ... [2022-11-20 16:42:34,717 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:34" (1/1) ... [2022-11-20 16:42:34,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:34" (1/1) ... [2022-11-20 16:42:34,719 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:42:34,720 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:42:34,720 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:42:34,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:42:34,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:42:34" (1/1) ... [2022-11-20 16:42:34,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:42:34,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a8b329-a053-427a-89ff-739dae3193cb/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:42:34,751 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a8b329-a053-427a-89ff-739dae3193cb/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:42:34,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a8b329-a053-427a-89ff-739dae3193cb/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:42:34,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:42:34,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:42:34,907 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:42:34,910 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:42:35,010 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:42:35,043 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:42:35,048 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 16:42:35,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:42:35 BoogieIcfgContainer [2022-11-20 16:42:35,052 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:42:35,054 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:42:35,054 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:42:35,065 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:42:35,065 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:42:35" (1/1) ... [2022-11-20 16:42:35,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:42:35,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:35,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3 transitions. [2022-11-20 16:42:35,174 INFO L276 IsEmpty]: Start isEmpty. Operand 3 states and 3 transitions. [2022-11-20 16:42:35,177 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 16:42:35,177 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2022-11-20 16:42:35,185 INFO L754 CodeCheckObserver]: All specifications hold We were not able to verify any specification because the program does not contain any specification. [2022-11-20 16:42:35,201 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 16:42:35,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:42:35 ImpRootNode [2022-11-20 16:42:35,206 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:42:35,208 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:42:35,208 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:42:35,208 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:42:35,209 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:42:35" (3/4) ... [2022-11-20 16:42:35,213 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 16:42:35,223 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-20 16:42:35,224 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-20 16:42:35,224 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 16:42:35,274 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a8b329-a053-427a-89ff-739dae3193cb/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 16:42:35,274 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:42:35,280 INFO L158 Benchmark]: Toolchain (without parser) took 797.22ms. Allocated memory is still 144.7MB. Free memory was 115.4MB in the beginning and 86.8MB in the end (delta: 28.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 16:42:35,281 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 119.5MB. Free memory was 67.0MB in the beginning and 66.9MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:42:35,283 INFO L158 Benchmark]: CACSL2BoogieTranslator took 186.08ms. Allocated memory is still 144.7MB. Free memory was 114.7MB in the beginning and 106.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 16:42:35,283 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.83ms. Allocated memory is still 144.7MB. Free memory was 106.3MB in the beginning and 104.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:42:35,284 INFO L158 Benchmark]: Boogie Preprocessor took 21.13ms. Allocated memory is still 144.7MB. Free memory was 104.9MB in the beginning and 103.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:42:35,284 INFO L158 Benchmark]: RCFGBuilder took 332.35ms. Allocated memory is still 144.7MB. Free memory was 103.5MB in the beginning and 94.4MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 16:42:35,285 INFO L158 Benchmark]: CodeCheck took 152.19ms. Allocated memory is still 144.7MB. Free memory was 93.7MB in the beginning and 88.9MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:42:35,285 INFO L158 Benchmark]: Witness Printer took 66.60ms. Allocated memory is still 144.7MB. Free memory was 88.9MB in the beginning and 86.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:42:35,290 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, 3 locations, 0 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, 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 - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. - InvariantResult [Line: 10]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54ms. Allocated memory is still 119.5MB. Free memory was 67.0MB in the beginning and 66.9MB in the end (delta: 117.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 186.08ms. Allocated memory is still 144.7MB. Free memory was 114.7MB in the beginning and 106.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.83ms. Allocated memory is still 144.7MB. Free memory was 106.3MB in the beginning and 104.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.13ms. Allocated memory is still 144.7MB. Free memory was 104.9MB in the beginning and 103.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 332.35ms. Allocated memory is still 144.7MB. Free memory was 103.5MB in the beginning and 94.4MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 152.19ms. Allocated memory is still 144.7MB. Free memory was 93.7MB in the beginning and 88.9MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Witness Printer took 66.60ms. Allocated memory is still 144.7MB. Free memory was 88.9MB in the beginning and 86.8MB 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! [2022-11-20 16:42:35,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88a8b329-a053-427a-89ff-739dae3193cb/bin/ukojak-pZX7IvK2PQ/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