./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/chunk2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4fc63b2a 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_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/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_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/chunk2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/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_2508ea0b-492c-427b-8ac8-f6eab0a33594/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 b78ff0967262970b3dca62c3dd6fd275ce434d86bc928995a70d110a88d63299 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:01:01,833 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:01:01,898 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-10-31 22:01:01,907 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:01:01,907 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:01:01,944 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:01:01,948 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:01:01,949 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:01:01,950 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:01:01,950 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:01:01,951 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:01:01,952 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:01:01,952 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:01:01,952 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-31 22:01:01,953 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-31 22:01:01,953 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-31 22:01:01,954 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-31 22:01:01,954 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-31 22:01:01,954 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-31 22:01:01,955 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:01:01,958 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-31 22:01:01,959 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:01:01,959 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:01:01,959 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-31 22:01:01,960 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-31 22:01:01,960 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-31 22:01:01,960 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:01:01,961 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:01:01,961 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:01:01,961 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-31 22:01:01,962 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:01:01,962 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:01:01,962 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:01:01,963 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:01:01,963 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:01:01,964 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-31 22:01:01,964 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_2508ea0b-492c-427b-8ac8-f6eab0a33594/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b78ff0967262970b3dca62c3dd6fd275ce434d86bc928995a70d110a88d63299 [2024-10-31 22:01:02,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:01:02,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:01:02,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:01:02,321 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:01:02,322 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:01:02,323 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/termination-recursive-malloc/chunk2.i Unable to find full path for "g++" [2024-10-31 22:01:04,656 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:01:04,860 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:01:04,861 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/sv-benchmarks/c/termination-recursive-malloc/chunk2.i [2024-10-31 22:01:04,868 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/data/424a52b0d/05e7c0c33ddc4274b145b10de49d040a/FLAG939ac20be [2024-10-31 22:01:05,238 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/data/424a52b0d/05e7c0c33ddc4274b145b10de49d040a [2024-10-31 22:01:05,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:01:05,241 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:01:05,243 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:01:05,243 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:01:05,250 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:01:05,251 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:01:05" (1/1) ... [2024-10-31 22:01:05,253 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d43e158 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:01:05, skipping insertion in model container [2024-10-31 22:01:05,253 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:01:05" (1/1) ... [2024-10-31 22:01:05,280 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:01:05,488 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:01:05,502 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:01:05,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:01:05,544 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:01:05,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:01:05 WrapperNode [2024-10-31 22:01:05,545 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:01:05,547 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:01:05,547 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:01:05,547 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:01:05,556 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:01:05" (1/1) ... [2024-10-31 22:01:05,569 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:01:05" (1/1) ... [2024-10-31 22:01:05,604 INFO L138 Inliner]: procedures = 13, calls = 31, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 43 [2024-10-31 22:01:05,606 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:01:05,607 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:01:05,607 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:01:05,608 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:01:05,620 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:01:05" (1/1) ... [2024-10-31 22:01:05,621 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:01:05" (1/1) ... [2024-10-31 22:01:05,625 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:01:05" (1/1) ... [2024-10-31 22:01:05,644 INFO L175 MemorySlicer]: Split 18 memory accesses to 2 slices as follows [6, 12]. 67 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 9 writes are split as follows [3, 6]. [2024-10-31 22:01:05,644 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:01:05" (1/1) ... [2024-10-31 22:01:05,645 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:01:05" (1/1) ... [2024-10-31 22:01:05,653 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:01:05" (1/1) ... [2024-10-31 22:01:05,658 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:01:05" (1/1) ... [2024-10-31 22:01:05,660 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:01:05" (1/1) ... [2024-10-31 22:01:05,661 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:01:05" (1/1) ... [2024-10-31 22:01:05,664 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:01:05,665 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:01:05,665 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:01:05,665 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:01:05,666 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:01:05" (1/1) ... [2024-10-31 22:01:05,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:01:05,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:01:05,708 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:01:05,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-31 22:01:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:01:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:01:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure chunk [2024-10-31 22:01:05,742 INFO L138 BoogieDeclarations]: Found implementation of procedure chunk [2024-10-31 22:01:05,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:01:05,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:01:05,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:01:05,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:01:05,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:01:05,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:01:05,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:01:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:01:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:01:05,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:01:05,839 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:01:05,842 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:01:06,097 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-10-31 22:01:06,097 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:01:06,111 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:01:06,111 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-31 22:01:06,112 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:01:06 BoogieIcfgContainer [2024-10-31 22:01:06,112 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:01:06,113 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-31 22:01:06,113 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-31 22:01:06,118 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-31 22:01:06,119 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:01:06,120 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.10 10:01:05" (1/3) ... [2024-10-31 22:01:06,122 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@529c3de6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 10:01:06, skipping insertion in model container [2024-10-31 22:01:06,122 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:01:06,123 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:01:05" (2/3) ... [2024-10-31 22:01:06,124 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@529c3de6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 10:01:06, skipping insertion in model container [2024-10-31 22:01:06,125 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:01:06,125 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:01:06" (3/3) ... [2024-10-31 22:01:06,126 INFO L332 chiAutomizerObserver]: Analyzing ICFG chunk2.i [2024-10-31 22:01:06,188 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-31 22:01:06,188 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-31 22:01:06,188 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-31 22:01:06,188 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-31 22:01:06,188 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-31 22:01:06,188 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-31 22:01:06,189 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-31 22:01:06,189 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-31 22:01:06,193 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 10 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-31 22:01:06,217 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 22:01:06,217 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:01:06,217 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:01:06,223 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-10-31 22:01:06,223 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 22:01:06,224 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-31 22:01:06,224 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 10 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-31 22:01:06,225 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 22:01:06,225 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:01:06,225 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:01:06,226 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-10-31 22:01:06,226 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 22:01:06,232 INFO L745 eck$LassoCheckResult]: Stem: 10#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~mem17#1.base, main_#t~mem17#1.offset, main_#t~mem18#1.base, main_#t~mem18#1.offset, main_~data~0#1.base, main_~data~0#1.offset, main_~p0~1#1.base, main_~p0~1#1.offset, main_~p1~1#1.base, main_~p1~1#1.offset, main_~p2~1#1.base, main_~p2~1#1.offset, main_~p3~1#1.base, main_~p3~1#1.offset, main_~i~0#1, main_~upper~0#1, main_~p1_new~0#1.base, main_~p1_new~0#1.offset, main_~p2_new~0#1.base, main_~p2_new~0#1.offset;call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnHeap(32);main_~data~0#1.base, main_~data~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;havoc main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnHeap(4);main_~p0~1#1.base, main_~p0~1#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;havoc main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnHeap(4);main_~p1~1#1.base, main_~p1~1#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;havoc main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnHeap(4);main_~p2~1#1.base, main_~p2~1#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;havoc main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnHeap(4);main_~p3~1#1.base, main_~p3~1#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;havoc main_#t~malloc14#1.base, main_#t~malloc14#1.offset;havoc main_#t~nondet15#1;main_~i~0#1 := main_#t~nondet15#1;havoc main_#t~nondet15#1;havoc main_#t~nondet16#1;main_~upper~0#1 := main_#t~nondet16#1;havoc main_#t~nondet16#1; 8#L42true assume !(main_~i~0#1 >= main_~upper~0#1);call write~int#0(main_~i~0#1, main_~p0~1#1.base, main_~p0~1#1.offset, 4);call write~int#0(main_~upper~0#1, main_~p3~1#1.base, main_~p3~1#1.offset, 4);call write~$Pointer$#1(main_~p0~1#1.base, main_~p0~1#1.offset, main_~data~0#1.base, main_~data~0#1.offset, 8);call write~$Pointer$#1(main_~p1~1#1.base, main_~p1~1#1.offset, main_~data~0#1.base, 8 + main_~data~0#1.offset, 8);call write~$Pointer$#1(main_~p2~1#1.base, main_~p2~1#1.offset, main_~data~0#1.base, 16 + main_~data~0#1.offset, 8);call write~$Pointer$#1(main_~p3~1#1.base, main_~p3~1#1.offset, main_~data~0#1.base, 24 + main_~data~0#1.offset, 8); 12#L57true call chunk(main_~data~0#1.base, main_~data~0#1.offset);< 7#$Ultimate##0true [2024-10-31 22:01:06,233 INFO L747 eck$LassoCheckResult]: Loop: 7#$Ultimate##0true ~data.base, ~data.offset := #in~data.base, #in~data.offset;call #t~mem1.base, #t~mem1.offset := read~$Pointer$#1(~data.base, ~data.offset, 8);~p0~0.base, ~p0~0.offset := #t~mem1.base, #t~mem1.offset;havoc #t~mem1.base, #t~mem1.offset;call #t~mem2.base, #t~mem2.offset := read~$Pointer$#1(~data.base, 8 + ~data.offset, 8);~p1~0.base, ~p1~0.offset := #t~mem2.base, #t~mem2.offset;havoc #t~mem2.base, #t~mem2.offset;call #t~mem3.base, #t~mem3.offset := read~$Pointer$#1(~data.base, 16 + ~data.offset, 8);~p2~0.base, ~p2~0.offset := #t~mem3.base, #t~mem3.offset;havoc #t~mem3.base, #t~mem3.offset;call #t~mem4.base, #t~mem4.offset := read~$Pointer$#1(~data.base, 24 + ~data.offset, 8);~p3~0.base, ~p3~0.offset := #t~mem4.base, #t~mem4.offset;havoc #t~mem4.base, #t~mem4.offset;call #t~mem5 := read~int#0(~p0~0.base, ~p0~0.offset, 4);call #t~mem6 := read~int#0(~p3~0.base, ~p3~0.offset, 4); 3#L14true assume !(#t~mem5 >= #t~mem6);havoc #t~mem5;havoc #t~mem6;call #t~mem7 := read~int#0(~p0~0.base, ~p0~0.offset, 4);#t~post8 := #t~mem7;call write~int#0(1 + #t~post8, ~p0~0.base, ~p0~0.offset, 4);havoc #t~mem7;havoc #t~post8;call ULTIMATE.dealloc(~p1~0.base, ~p1~0.offset);call write~$Pointer$#1(~p2~0.base, ~p2~0.offset, ~data.base, 8 + ~data.offset, 8);call #t~malloc9.base, #t~malloc9.offset := #Ultimate.allocOnHeap(8);call write~$Pointer$#1(#t~malloc9.base, #t~malloc9.offset, ~data.base, 16 + ~data.offset, 8);havoc #t~malloc9.base, #t~malloc9.offset; 4#L25true call chunk(~data.base, ~data.offset);< 7#$Ultimate##0true [2024-10-31 22:01:06,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:01:06,239 INFO L85 PathProgramCache]: Analyzing trace with hash 1141163, now seen corresponding path program 1 times [2024-10-31 22:01:06,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:01:06,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73718722] [2024-10-31 22:01:06,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:01:06,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:01:06,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:01:06,566 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:01:06,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:01:06,653 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:01:06,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:01:06,657 INFO L85 PathProgramCache]: Analyzing trace with hash 29935, now seen corresponding path program 1 times [2024-10-31 22:01:06,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:01:06,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512240015] [2024-10-31 22:01:06,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:01:06,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:01:06,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:01:06,727 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:01:06,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:01:06,773 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:01:06,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:01:06,775 INFO L85 PathProgramCache]: Analyzing trace with hash -363351291, now seen corresponding path program 1 times [2024-10-31 22:01:06,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:01:06,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377730904] [2024-10-31 22:01:06,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:01:06,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:01:06,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:01:06,897 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:01:06,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:01:06,948 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:01:17,984 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:01:17,985 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:01:17,985 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:01:17,985 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:01:17,985 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:01:17,985 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:01:17,985 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:01:17,986 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:01:17,986 INFO L132 ssoRankerPreferences]: Filename of dumped script: chunk2.i_Iteration1_Lasso [2024-10-31 22:01:17,986 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:01:17,986 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:01:18,012 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,022 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,025 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,029 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,033 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,037 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,041 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,044 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,047 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,050 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,053 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,056 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,060 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,063 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,065 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,071 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,075 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,077 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,081 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,084 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,088 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,091 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,094 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,098 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,101 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,105 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,108 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,111 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,113 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,116 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,119 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,123 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,126 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,129 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,133 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,136 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,140 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,143 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,147 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,150 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,153 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,156 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,160 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:18,163 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:30,956 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:30,962 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:30,965 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:30,967 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:30,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:30,971 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:30,974 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:30,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:30,980 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:30,982 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:30,985 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:30,988 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:01:39,118 WARN L286 SmtUtils]: Spent 6.44s on a formula simplification. DAG size of input: 98 DAG size of output: 98 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2024-10-31 22:01:40,043 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:01:40,048 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:01:40,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:01:40,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:01:40,054 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:01:40,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-31 22:01:40,061 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 22:01:40,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:01:40,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:01:40,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:01:40,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:01:40,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:01:40,084 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:01:40,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:01:40,086 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:01:40,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-10-31 22:01:40,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:01:40,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:01:40,106 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:01:40,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-31 22:01:40,108 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 22:01:40,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:01:40,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:01:40,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:01:40,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:01:40,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:01:40,121 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:01:40,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:01:40,123 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:01:40,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-10-31 22:01:40,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:01:40,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:01:40,140 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:01:40,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-31 22:01:40,143 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 22:01:40,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:01:40,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:01:40,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:01:40,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:01:40,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:01:40,157 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:01:40,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:01:40,162 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:01:40,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-10-31 22:01:40,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:01:40,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:01:40,178 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:01:40,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-31 22:01:40,181 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 22:01:40,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:01:40,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:01:40,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:01:40,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:01:40,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:01:40,195 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:01:40,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:01:40,196 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:01:40,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-10-31 22:01:40,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:01:40,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:01:40,211 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:01:40,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-31 22:01:40,213 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 22:01:40,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:01:40,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:01:40,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:01:40,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:01:40,225 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:01:40,226 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:01:40,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:01:40,228 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:01:40,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-10-31 22:01:40,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:01:40,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:01:40,254 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:01:40,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-31 22:01:40,265 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 22:01:40,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:01:40,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:01:40,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:01:40,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:01:40,286 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:01:40,287 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:01:40,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:01:40,293 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:01:40,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-10-31 22:01:40,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:01:40,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:01:40,315 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:01:40,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-31 22:01:40,319 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 22:01:40,333 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:01:40,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:01:40,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:01:40,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:01:40,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:01:40,335 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:01:40,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:01:40,340 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:01:40,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-10-31 22:01:40,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:01:40,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:01:40,362 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:01:40,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-31 22:01:40,365 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 22:01:40,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:01:40,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:01:40,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:01:40,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:01:40,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:01:40,380 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:01:40,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:01:40,382 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:01:40,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-10-31 22:01:40,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:01:40,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:01:40,402 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:01:40,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-31 22:01:40,408 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 22:01:40,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:01:40,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:01:40,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:01:40,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:01:40,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:01:40,424 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:01:40,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:01:40,426 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:01:40,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-10-31 22:01:40,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:01:40,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:01:40,449 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:01:40,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-31 22:01:40,452 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 22:01:40,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:01:40,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:01:40,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:01:40,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:01:40,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:01:40,470 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:01:40,470 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:01:40,472 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:01:40,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-10-31 22:01:40,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:01:40,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:01:40,495 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:01:40,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2508ea0b-492c-427b-8ac8-f6eab0a33594/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-31 22:01:40,499 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