./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/java_Break-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/java_Break-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 103924553f8844e2e517be0615203791d7df69423e0df1cd576bc344a47cd3cc --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:17:30,767 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:17:30,865 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-10-31 22:17:30,870 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:17:30,872 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:17:30,906 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:17:30,909 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:17:30,910 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:17:30,911 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:17:30,912 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:17:30,914 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:17:30,915 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:17:30,915 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:17:30,916 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-31 22:17:30,916 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-31 22:17:30,916 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-31 22:17:30,917 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-31 22:17:30,917 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-31 22:17:30,917 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-31 22:17:30,918 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:17:30,918 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-31 22:17:30,922 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:17:30,923 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:17:30,924 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-31 22:17:30,924 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-31 22:17:30,925 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-31 22:17:30,925 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:17:30,925 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:17:30,925 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:17:30,926 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-31 22:17:30,926 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:17:30,927 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:17:30,927 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:17:30,928 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:17:30,929 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:17:30,929 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-31 22:17:30,930 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 103924553f8844e2e517be0615203791d7df69423e0df1cd576bc344a47cd3cc [2024-10-31 22:17:31,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:17:31,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:17:31,266 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:17:31,268 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:17:31,269 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:17:31,270 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/termination-memory-alloca/java_Break-alloca.i Unable to find full path for "g++" [2024-10-31 22:17:33,561 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:17:33,918 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:17:33,919 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/sv-benchmarks/c/termination-memory-alloca/java_Break-alloca.i [2024-10-31 22:17:33,931 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/data/bfd94870e/9a7871f943ba4354890b238a4e9effc6/FLAG918410cf2 [2024-10-31 22:17:33,950 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/data/bfd94870e/9a7871f943ba4354890b238a4e9effc6 [2024-10-31 22:17:33,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:17:33,956 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:17:33,959 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:17:33,960 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:17:33,967 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:17:33,968 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:17:33" (1/1) ... [2024-10-31 22:17:33,969 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32aa3b9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:33, skipping insertion in model container [2024-10-31 22:17:33,969 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:17:33" (1/1) ... [2024-10-31 22:17:34,022 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:17:34,409 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:17:34,425 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:17:34,486 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:17:34,520 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:17:34,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:34 WrapperNode [2024-10-31 22:17:34,521 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:17:34,522 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:17:34,523 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:17:34,523 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:17:34,532 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:34" (1/1) ... [2024-10-31 22:17:34,550 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:34" (1/1) ... [2024-10-31 22:17:34,573 INFO L138 Inliner]: procedures = 109, calls = 16, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2024-10-31 22:17:34,573 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:17:34,574 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:17:34,574 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:17:34,574 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:17:34,591 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:34" (1/1) ... [2024-10-31 22:17:34,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:34" (1/1) ... [2024-10-31 22:17:34,597 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:34" (1/1) ... [2024-10-31 22:17:34,610 INFO L175 MemorySlicer]: Split 8 memory accesses to 2 slices as follows [4, 4]. 50 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 4 writes are split as follows [2, 2]. [2024-10-31 22:17:34,612 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:34" (1/1) ... [2024-10-31 22:17:34,612 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:34" (1/1) ... [2024-10-31 22:17:34,617 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:34" (1/1) ... [2024-10-31 22:17:34,623 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:34" (1/1) ... [2024-10-31 22:17:34,626 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:34" (1/1) ... [2024-10-31 22:17:34,631 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:34" (1/1) ... [2024-10-31 22:17:34,633 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:17:34,634 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:17:34,637 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:17:34,638 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:17:34,639 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:34" (1/1) ... [2024-10-31 22:17:34,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:17:34,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:17:34,673 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:17:34,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-31 22:17:34,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:17:34,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:17:34,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:17:34,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:17:34,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:17:34,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:17:34,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:17:34,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:17:34,825 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:17:34,828 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:17:34,963 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-10-31 22:17:34,964 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:17:34,975 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:17:34,975 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:17:34,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:17:34 BoogieIcfgContainer [2024-10-31 22:17:34,976 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:17:34,977 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-31 22:17:34,977 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-31 22:17:34,982 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-31 22:17:34,983 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:17:34,983 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.10 10:17:33" (1/3) ... [2024-10-31 22:17:34,984 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@73ce1fa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 10:17:34, skipping insertion in model container [2024-10-31 22:17:34,984 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:17:34,984 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:34" (2/3) ... [2024-10-31 22:17:34,985 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@73ce1fa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 10:17:34, skipping insertion in model container [2024-10-31 22:17:34,985 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:17:34,985 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:17:34" (3/3) ... [2024-10-31 22:17:34,987 INFO L332 chiAutomizerObserver]: Analyzing ICFG java_Break-alloca.i [2024-10-31 22:17:35,048 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-31 22:17:35,048 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-31 22:17:35,048 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-31 22:17:35,048 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-31 22:17:35,048 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-31 22:17:35,048 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-31 22:17:35,049 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-31 22:17:35,049 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-31 22:17:35,055 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:17:35,074 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-31 22:17:35,075 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:17:35,075 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:17:35,079 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-31 22:17:35,079 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:17:35,079 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-31 22:17:35,080 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:17:35,080 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-31 22:17:35,080 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:17:35,080 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:17:35,081 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-31 22:17:35,081 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:17:35,088 INFO L745 eck$LassoCheckResult]: Stem: 7#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~mem4#1, main_#t~mem5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_~i~0#1.base, main_~i~0#1.offset, main_~c~0#1.base, main_~c~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~i~0#1.base, main_~i~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~c~0#1.base, main_~c~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call write~int#1(0, main_~i~0#1.base, main_~i~0#1.offset, 4);call write~int#0(0, main_~c~0#1.base, main_~c~0#1.offset, 4); 2#L552-2true [2024-10-31 22:17:35,089 INFO L747 eck$LassoCheckResult]: Loop: 2#L552-2true assume !false;call main_#t~mem4#1 := read~int#1(main_~i~0#1.base, main_~i~0#1.offset, 4); 4#L553true assume !(main_#t~mem4#1 > 10);havoc main_#t~mem4#1;call main_#t~mem5#1 := read~int#1(main_~i~0#1.base, main_~i~0#1.offset, 4);main_#t~post6#1 := main_#t~mem5#1;call write~int#1(1 + main_#t~post6#1, main_~i~0#1.base, main_~i~0#1.offset, 4);havoc main_#t~mem5#1;havoc main_#t~post6#1;call main_#t~mem7#1 := read~int#0(main_~c~0#1.base, main_~c~0#1.offset, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(1 + main_#t~post8#1, main_~c~0#1.base, main_~c~0#1.offset, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 2#L552-2true [2024-10-31 22:17:35,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:17:35,095 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-10-31 22:17:35,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:17:35,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140594316] [2024-10-31 22:17:35,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:17:35,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:17:35,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:17:35,258 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:17:35,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:17:35,304 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:17:35,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:17:35,307 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2024-10-31 22:17:35,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:17:35,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952607600] [2024-10-31 22:17:35,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:17:35,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:17:35,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:17:35,325 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:17:35,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:17:35,343 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:17:35,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:17:35,345 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2024-10-31 22:17:35,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:17:35,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1612274209] [2024-10-31 22:17:35,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:17:35,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:17:35,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:17:35,433 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:17:35,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:17:35,471 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:17:36,207 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:17:36,209 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:17:36,210 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:17:36,211 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:17:36,211 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:17:36,211 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:17:36,212 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:17:36,212 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:17:36,212 INFO L132 ssoRankerPreferences]: Filename of dumped script: java_Break-alloca.i_Iteration1_Lasso [2024-10-31 22:17:36,212 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:17:36,213 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:17:36,240 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:17:36,252 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:17:36,259 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:17:36,263 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:17:36,266 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:17:36,271 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:17:36,276 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:17:36,282 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:17:36,708 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:17:36,713 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:17:36,718 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:17:37,108 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:17:37,114 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:17:37,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:17:37,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:17:37,119 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:17:37,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-31 22:17:37,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:17:37,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:17:37,141 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:17:37,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:17:37,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:17:37,142 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:17:37,145 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:17:37,146 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:17:37,153 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:17:37,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-10-31 22:17:37,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:17:37,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:17:37,176 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:17:37,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-31 22:17:37,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:17:37,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:17:37,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:17:37,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:17:37,191 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:17:37,195 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:17:37,196 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:17:37,202 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:17:37,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-10-31 22:17:37,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:17:37,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:17:37,226 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:17:37,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-31 22:17:37,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:17:37,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:17:37,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:17:37,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:17:37,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:17:37,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:17:37,248 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:17:37,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:17:37,250 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:17:37,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-10-31 22:17:37,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:17:37,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:17:37,273 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:17:37,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-31 22:17:37,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:17:37,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:17:37,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:17:37,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:17:37,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:17:37,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:17:37,297 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:17:37,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:17:37,301 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:17:37,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-10-31 22:17:37,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:17:37,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:17:37,325 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:17:37,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-31 22:17:37,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:17:37,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:17:37,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:17:37,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:17:37,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:17:37,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:17:37,347 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:17:37,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:17:37,350 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:17:37,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-10-31 22:17:37,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:17:37,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:17:37,371 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:17:37,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-31 22:17:37,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:17:37,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:17:37,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:17:37,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:17:37,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:17:37,392 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:17:37,392 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:17:37,397 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:17:37,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-10-31 22:17:37,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:17:37,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:17:37,418 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:17:37,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-31 22:17:37,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:17:37,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:17:37,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:17:37,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:17:37,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:17:37,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:17:37,437 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:17:37,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:17:37,439 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:17:37,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-10-31 22:17:37,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:17:37,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:17:37,461 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:17:37,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-31 22:17:37,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:17:37,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:17:37,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:17:37,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:17:37,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:17:37,485 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:17:37,485 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:17:37,494 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:17:37,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-10-31 22:17:37,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:17:37,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:17:37,514 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:17:37,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-31 22:17:37,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:17:37,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:17:37,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:17:37,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:17:37,537 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:17:37,547 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:17:37,547 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:17:37,559 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:17:37,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-10-31 22:17:37,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:17:37,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:17:37,580 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:17:37,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-31 22:17:37,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:17:37,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:17:37,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:17:37,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:17:37,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:17:37,601 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:17:37,601 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:17:37,608 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:17:37,625 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-10-31 22:17:37,626 INFO L444 ModelExtractionUtils]: 2 out of 7 variables were initially zero. Simplification set additionally 2 variables to zero. [2024-10-31 22:17:37,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:17:37,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:17:37,636 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:17:37,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-31 22:17:37,639 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:17:37,658 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 22:17:37,658 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:17:37,659 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_main_~i~0#1.base) ULTIMATE.start_main_~i~0#1.offset)_1) = -2*v_rep(select (select #memory_int#1 ULTIMATE.start_main_~i~0#1.base) ULTIMATE.start_main_~i~0#1.offset)_1 + 21 Supporting invariants [] [2024-10-31 22:17:37,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-10-31 22:17:37,723 INFO L156 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2024-10-31 22:17:37,732 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2024-10-31 22:17:37,733 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2024-10-31 22:17:37,733 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~i~0!base,]]] [2024-10-31 22:17:37,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:17:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:17:37,789 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-31 22:17:37,790 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:17:37,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:17:37,814 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-31 22:17:37,815 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:17:37,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:17:37,883 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-10-31 22:17:37,886 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:17:37,943 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 16 states and 20 transitions. Complement of second has 8 states. [2024-10-31 22:17:37,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-10-31 22:17:37,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:17:37,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2024-10-31 22:17:37,954 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 2 letters. Loop has 2 letters. [2024-10-31 22:17:37,954 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:17:37,954 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 4 letters. Loop has 2 letters. [2024-10-31 22:17:37,955 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:17:37,955 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 2 letters. Loop has 4 letters. [2024-10-31 22:17:37,955 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:17:37,956 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 20 transitions. [2024-10-31 22:17:37,959 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-31 22:17:37,961 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 0 states and 0 transitions. [2024-10-31 22:17:37,962 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-31 22:17:37,963 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-31 22:17:37,963 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-31 22:17:37,963 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:17:37,964 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:17:37,964 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:17:37,965 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:17:37,968 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-31 22:17:37,968 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-31 22:17:37,968 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-31 22:17:37,968 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-31 22:17:37,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 31.10 10:17:37 BoogieIcfgContainer [2024-10-31 22:17:37,977 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-31 22:17:37,978 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:17:37,979 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:17:37,979 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:17:37,983 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:17:34" (3/4) ... [2024-10-31 22:17:37,986 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 22:17:37,987 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:17:37,989 INFO L158 Benchmark]: Toolchain (without parser) took 4032.61ms. Allocated memory was 151.0MB in the beginning and 184.5MB in the end (delta: 33.6MB). Free memory was 118.7MB in the beginning and 109.9MB in the end (delta: 8.8MB). Peak memory consumption was 45.2MB. Max. memory is 16.1GB. [2024-10-31 22:17:37,989 INFO L158 Benchmark]: CDTParser took 0.74ms. Allocated memory is still 115.3MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:17:37,990 INFO L158 Benchmark]: CACSL2BoogieTranslator took 562.81ms. Allocated memory is still 151.0MB. Free memory was 118.4MB in the beginning and 100.5MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-31 22:17:37,991 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.35ms. Allocated memory is still 151.0MB. Free memory was 100.5MB in the beginning and 98.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:17:37,992 INFO L158 Benchmark]: Boogie Preprocessor took 58.89ms. Allocated memory is still 151.0MB. Free memory was 98.9MB in the beginning and 96.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:17:37,992 INFO L158 Benchmark]: RCFGBuilder took 342.33ms. Allocated memory is still 151.0MB. Free memory was 96.9MB in the beginning and 85.8MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-31 22:17:37,993 INFO L158 Benchmark]: BuchiAutomizer took 3000.26ms. Allocated memory was 151.0MB in the beginning and 184.5MB in the end (delta: 33.6MB). Free memory was 85.3MB in the beginning and 110.0MB in the end (delta: -24.7MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2024-10-31 22:17:37,995 INFO L158 Benchmark]: Witness Printer took 8.45ms. Allocated memory is still 184.5MB. Free memory was 110.0MB in the beginning and 109.9MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:17:37,997 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74ms. Allocated memory is still 115.3MB. Free memory is still 71.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 562.81ms. Allocated memory is still 151.0MB. Free memory was 118.4MB in the beginning and 100.5MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.35ms. Allocated memory is still 151.0MB. Free memory was 100.5MB in the beginning and 98.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.89ms. Allocated memory is still 151.0MB. Free memory was 98.9MB in the beginning and 96.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 342.33ms. Allocated memory is still 151.0MB. Free memory was 96.9MB in the beginning and 85.8MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 3000.26ms. Allocated memory was 151.0MB in the beginning and 184.5MB in the end (delta: 33.6MB). Free memory was 85.3MB in the beginning and 110.0MB in the end (delta: -24.7MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * Witness Printer took 8.45ms. Allocated memory is still 184.5MB. Free memory was 110.0MB in the beginning and 109.9MB in the end (delta: 2.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~i~0!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 4 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital163 mio100 ax111 hnf100 lsp90 ukn76 mio100 lsp21 div100 bol100 ite100 ukn100 eq159 hnf90 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 28ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-10-31 22:17:38,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-10-31 22:17:38,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3eae8c15-316e-447e-9d2b-55ec1cf7fa0f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (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