./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-15/cstrcmp_reverse_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-15/cstrcmp_reverse_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB --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 956a7be0aa4123ddc345c58470e6c6f0d648bcd1784c1fbfd2df8e05f06ac7cd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:41:08,207 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:41:08,298 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-28 02:41:08,305 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:41:08,308 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:41:08,344 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:41:08,345 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:41:08,345 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:41:08,346 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:41:08,346 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:41:08,347 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:41:08,347 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:41:08,347 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:41:08,348 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-28 02:41:08,348 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-28 02:41:08,348 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-28 02:41:08,349 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-28 02:41:08,349 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-28 02:41:08,349 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-28 02:41:08,349 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:41:08,349 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-28 02:41:08,349 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:41:08,349 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:41:08,350 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-28 02:41:08,350 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-28 02:41:08,350 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-28 02:41:08,350 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 02:41:08,350 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:41:08,350 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-28 02:41:08,350 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:41:08,350 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:41:08,351 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:41:08,351 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:41:08,351 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:41:08,351 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-28 02:41:08,352 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-28 02:41:08,352 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 956a7be0aa4123ddc345c58470e6c6f0d648bcd1784c1fbfd2df8e05f06ac7cd [2024-11-28 02:41:08,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:41:08,663 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:41:08,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:41:08,668 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:41:08,669 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:41:08,670 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/termination-15/cstrcmp_reverse_alloca.i [2024-11-28 02:41:11,623 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/data/91a5f0776/0a55814f410d4f669d332f40175b2af5/FLAG032e18587 [2024-11-28 02:41:12,001 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:41:12,002 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/sv-benchmarks/c/termination-15/cstrcmp_reverse_alloca.i [2024-11-28 02:41:12,020 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/data/91a5f0776/0a55814f410d4f669d332f40175b2af5/FLAG032e18587 [2024-11-28 02:41:12,045 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/data/91a5f0776/0a55814f410d4f669d332f40175b2af5 [2024-11-28 02:41:12,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:41:12,050 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:41:12,052 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:41:12,053 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:41:12,061 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:41:12,062 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:41:12" (1/1) ... [2024-11-28 02:41:12,063 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e4ea52d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:12, skipping insertion in model container [2024-11-28 02:41:12,063 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:41:12" (1/1) ... [2024-11-28 02:41:12,102 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:41:12,506 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:41:12,522 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:41:12,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:41:12,619 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:41:12,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:12 WrapperNode [2024-11-28 02:41:12,620 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:41:12,621 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:41:12,621 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:41:12,621 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:41:12,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:12" (1/1) ... [2024-11-28 02:41:12,644 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:12" (1/1) ... [2024-11-28 02:41:12,666 INFO L138 Inliner]: procedures = 152, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2024-11-28 02:41:12,669 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:41:12,670 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:41:12,670 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:41:12,670 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:41:12,679 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:12" (1/1) ... [2024-11-28 02:41:12,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:12" (1/1) ... [2024-11-28 02:41:12,685 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:12" (1/1) ... [2024-11-28 02:41:12,709 INFO L175 MemorySlicer]: Split 7 memory accesses to 2 slices as follows [3, 4]. 57 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 2 writes are split as follows [1, 1]. [2024-11-28 02:41:12,709 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:12" (1/1) ... [2024-11-28 02:41:12,709 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:12" (1/1) ... [2024-11-28 02:41:12,719 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:12" (1/1) ... [2024-11-28 02:41:12,720 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:12" (1/1) ... [2024-11-28 02:41:12,723 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:12" (1/1) ... [2024-11-28 02:41:12,724 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:12" (1/1) ... [2024-11-28 02:41:12,725 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:12" (1/1) ... [2024-11-28 02:41:12,726 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:41:12,727 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:41:12,727 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:41:12,727 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:41:12,728 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:12" (1/1) ... [2024-11-28 02:41:12,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:41:12,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:12,771 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:41:12,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-28 02:41:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 02:41:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 02:41:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 02:41:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 02:41:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 02:41:12,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 02:41:12,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:41:12,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:41:12,868 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:41:12,870 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:41:13,023 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-28 02:41:13,023 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:41:13,032 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:41:13,032 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 02:41:13,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:41:13 BoogieIcfgContainer [2024-11-28 02:41:13,032 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:41:13,033 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-28 02:41:13,033 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-28 02:41:13,039 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-28 02:41:13,040 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 02:41:13,040 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 02:41:12" (1/3) ... [2024-11-28 02:41:13,041 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1c80696a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 02:41:13, skipping insertion in model container [2024-11-28 02:41:13,041 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 02:41:13,041 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:12" (2/3) ... [2024-11-28 02:41:13,041 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1c80696a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 02:41:13, skipping insertion in model container [2024-11-28 02:41:13,041 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 02:41:13,041 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:41:13" (3/3) ... [2024-11-28 02:41:13,043 INFO L363 chiAutomizerObserver]: Analyzing ICFG cstrcmp_reverse_alloca.i [2024-11-28 02:41:13,089 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-28 02:41:13,089 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-28 02:41:13,089 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-28 02:41:13,089 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-28 02:41:13,090 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-28 02:41:13,090 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-28 02:41:13,090 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-28 02:41:13,090 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-28 02:41:13,094 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 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) [2024-11-28 02:41:13,108 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 02:41:13,108 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 02:41:13,108 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 02:41:13,113 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-28 02:41:13,113 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 02:41:13,113 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-28 02:41:13,113 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 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) [2024-11-28 02:41:13,114 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 02:41:13,115 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 02:41:13,115 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 02:41:13,115 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-28 02:41:13,115 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 02:41:13,122 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, 1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1);assume { :begin_inline_cstrcmp } true;cstrcmp_#in~s1#1.base, cstrcmp_#in~s1#1.offset, cstrcmp_#in~s2#1.base, cstrcmp_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcmp_#res#1;havoc cstrcmp_#t~mem205#1, cstrcmp_#t~mem206#1, cstrcmp_#t~mem207#1, cstrcmp_#t~short208#1, cstrcmp_#t~post209#1.base, cstrcmp_#t~post209#1.offset, cstrcmp_#t~post210#1.base, cstrcmp_#t~post210#1.offset, cstrcmp_#t~mem211#1, cstrcmp_#t~mem212#1, cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset, cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset, cstrcmp_~uc1~0#1, cstrcmp_~uc2~0#1;cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset := cstrcmp_#in~s1#1.base, cstrcmp_#in~s1#1.offset;cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset := cstrcmp_#in~s2#1.base, cstrcmp_#in~s2#1.offset;havoc cstrcmp_~uc1~0#1;havoc cstrcmp_~uc2~0#1;" [2024-11-28 02:41:13,122 INFO L749 eck$LassoCheckResult]: Loop: "call cstrcmp_#t~mem205#1 := read~int#1(cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset, 1);cstrcmp_#t~short208#1 := 0 != cstrcmp_#t~mem205#1;" "assume cstrcmp_#t~short208#1;call cstrcmp_#t~mem206#1 := read~int#1(cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset, 1);call cstrcmp_#t~mem207#1 := read~int#0(cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset, 1);cstrcmp_#t~short208#1 := cstrcmp_#t~mem206#1 == cstrcmp_#t~mem207#1;" "assume cstrcmp_#t~short208#1;havoc cstrcmp_#t~mem205#1;havoc cstrcmp_#t~mem206#1;havoc cstrcmp_#t~mem207#1;havoc cstrcmp_#t~short208#1;" "cstrcmp_#t~post209#1.base, cstrcmp_#t~post209#1.offset := cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset;cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset := cstrcmp_#t~post209#1.base, cstrcmp_#t~post209#1.offset - 1;havoc cstrcmp_#t~post209#1.base, cstrcmp_#t~post209#1.offset;cstrcmp_#t~post210#1.base, cstrcmp_#t~post210#1.offset := cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset;cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset := cstrcmp_#t~post210#1.base, cstrcmp_#t~post210#1.offset - 1;havoc cstrcmp_#t~post210#1.base, cstrcmp_#t~post210#1.offset;" [2024-11-28 02:41:13,128 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:41:13,128 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2024-11-28 02:41:13,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 02:41:13,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156571218] [2024-11-28 02:41:13,137 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:41:13,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:41:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:41:13,289 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 02:41:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:41:13,353 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 02:41:13,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:41:13,356 INFO L85 PathProgramCache]: Analyzing trace with hash 1511592, now seen corresponding path program 1 times [2024-11-28 02:41:13,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 02:41:13,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018869537] [2024-11-28 02:41:13,357 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:41:13,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:41:13,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:41:13,382 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 02:41:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:41:13,398 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 02:41:13,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:41:13,399 INFO L85 PathProgramCache]: Analyzing trace with hash 1298318189, now seen corresponding path program 1 times [2024-11-28 02:41:13,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 02:41:13,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853069575] [2024-11-28 02:41:13,400 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:41:13,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:41:13,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:41:13,493 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 02:41:13,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:41:13,554 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 02:41:14,608 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 02:41:14,609 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 02:41:14,609 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 02:41:14,610 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 02:41:14,610 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 02:41:14,610 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:41:14,610 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 02:41:14,610 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 02:41:14,611 INFO L132 ssoRankerPreferences]: Filename of dumped script: cstrcmp_reverse_alloca.i_Iteration1_Lasso [2024-11-28 02:41:14,611 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 02:41:14,611 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 02:41:14,630 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:14,639 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:14,643 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:14,646 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:14,649 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:14,652 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:14,657 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:14,661 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:14,665 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:14,668 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:14,671 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:14,674 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:14,678 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:14,681 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:14,685 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:14,689 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:14,695 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:15,283 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:15,287 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:15,290 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:15,297 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:15,300 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:15,304 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:15,306 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:15,309 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:15,312 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:41:15,912 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 02:41:15,916 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 02:41:15,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:41:15,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:15,921 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:41:15,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-28 02:41:15,925 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 [2024-11-28 02:41:15,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:41:15,941 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:41:15,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:41:15,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:41:15,942 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:41:15,947 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:41:15,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:41:15,950 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:41:15,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-11-28 02:41:15,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:41:15,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:15,963 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:41:15,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-28 02:41:15,968 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 [2024-11-28 02:41:15,981 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:41:15,981 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:41:15,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:41:15,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:41:15,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:41:15,983 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:41:15,983 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:41:15,988 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:41:15,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-28 02:41:15,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:41:15,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:15,997 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:41:15,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-28 02:41:16,000 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 [2024-11-28 02:41:16,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:41:16,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:41:16,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:41:16,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:41:16,012 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:41:16,013 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:41:16,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:41:16,015 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:41:16,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-28 02:41:16,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:41:16,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:16,027 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:41:16,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-28 02:41:16,034 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 [2024-11-28 02:41:16,050 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:41:16,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:41:16,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:41:16,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:41:16,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:41:16,053 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:41:16,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:41:16,055 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:41:16,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-28 02:41:16,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:41:16,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:16,068 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:41:16,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-28 02:41:16,073 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 [2024-11-28 02:41:16,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:41:16,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:41:16,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:41:16,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:41:16,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:41:16,090 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:41:16,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:41:16,093 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:41:16,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-28 02:41:16,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:41:16,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:16,107 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:41:16,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-28 02:41:16,111 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 [2024-11-28 02:41:16,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:41:16,124 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:41:16,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:41:16,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:41:16,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:41:16,125 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:41:16,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:41:16,126 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:41:16,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-28 02:41:16,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:41:16,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:16,136 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:41:16,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-28 02:41:16,139 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 [2024-11-28 02:41:16,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:41:16,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:41:16,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:41:16,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:41:16,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:41:16,153 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:41:16,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:41:16,155 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:41:16,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-28 02:41:16,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:41:16,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:16,164 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:41:16,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-28 02:41:16,167 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 [2024-11-28 02:41:16,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:41:16,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:41:16,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:41:16,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:41:16,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:41:16,180 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:41:16,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:41:16,182 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:41:16,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-28 02:41:16,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:41:16,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:16,191 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:41:16,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-28 02:41:16,193 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 [2024-11-28 02:41:16,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:41:16,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:41:16,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:41:16,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:41:16,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:41:16,207 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:41:16,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:41:16,211 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:41:16,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-28 02:41:16,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:41:16,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:16,222 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:41:16,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-28 02:41:16,225 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 [2024-11-28 02:41:16,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:41:16,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:41:16,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:41:16,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:41:16,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:41:16,238 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:41:16,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:41:16,245 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:41:16,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-28 02:41:16,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:41:16,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:16,255 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:41:16,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-28 02:41:16,258 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 [2024-11-28 02:41:16,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:41:16,273 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:41:16,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:41:16,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:41:16,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:41:16,275 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:41:16,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:41:16,278 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:41:16,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-28 02:41:16,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:41:16,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:16,292 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:41:16,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-28 02:41:16,296 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 [2024-11-28 02:41:16,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:41:16,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:41:16,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:41:16,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:41:16,312 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:41:16,312 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:41:16,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:41:16,315 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:41:16,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-28 02:41:16,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:41:16,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:16,328 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:41:16,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-28 02:41:16,333 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 [2024-11-28 02:41:16,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:41:16,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:41:16,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:41:16,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:41:16,349 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:41:16,350 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:41:16,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:41:16,352 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:41:16,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-28 02:41:16,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:41:16,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:16,361 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:41:16,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-28 02:41:16,364 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 [2024-11-28 02:41:16,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:41:16,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:41:16,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:41:16,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:41:16,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:41:16,378 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:41:16,378 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:41:16,379 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:41:16,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-28 02:41:16,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:41:16,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:16,388 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:41:16,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-28 02:41:16,391 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 [2024-11-28 02:41:16,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:41:16,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:41:16,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:41:16,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:41:16,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:41:16,404 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:41:16,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:41:16,406 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:41:16,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-28 02:41:16,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:41:16,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:16,419 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:41:16,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-28 02:41:16,422 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 [2024-11-28 02:41:16,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:41:16,435 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:41:16,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:41:16,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:41:16,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:41:16,436 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:41:16,436 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:41:16,440 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:41:16,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-28 02:41:16,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:41:16,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:16,453 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:41:16,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-28 02:41:16,459 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 [2024-11-28 02:41:16,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:41:16,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:41:16,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:41:16,475 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-28 02:41:16,475 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:41:16,480 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-28 02:41:16,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:41:16,486 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:41:16,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-28 02:41:16,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:41:16,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:16,499 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:41:16,507 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 [2024-11-28 02:41:16,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-28 02:41:16,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:41:16,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:41:16,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:41:16,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:41:16,534 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 02:41:16,535 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 02:41:16,549 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 02:41:16,574 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-11-28 02:41:16,577 INFO L444 ModelExtractionUtils]: 6 out of 13 variables were initially zero. Simplification set additionally 4 variables to zero. [2024-11-28 02:41:16,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:41:16,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:16,584 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:41:16,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-28 02:41:16,586 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 02:41:16,609 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 02:41:16,609 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 02:41:16,612 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrcmp_~s1#1.offset) = 2*ULTIMATE.start_cstrcmp_~s1#1.offset + 1 Supporting invariants [] [2024-11-28 02:41:16,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-28 02:41:16,678 INFO L156 tatePredicateManager]: 10 out of 10 supporting invariants were superfluous and have been removed [2024-11-28 02:41:16,688 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s1!offset [2024-11-28 02:41:16,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:41:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:41:16,764 INFO L256 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:41:16,765 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:41:16,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:41:16,797 INFO L256 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 02:41:16,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:41:16,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:41:16,873 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 [2024-11-28 02:41:16,875 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 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 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2024-11-28 02:41:16,933 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 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 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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 24 states and 30 transitions. Complement of second has 6 states. [2024-11-28 02:41:16,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-28 02:41:16,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2024-11-28 02:41:16,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2024-11-28 02:41:16,947 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 5 letters. Loop has 4 letters. [2024-11-28 02:41:16,948 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 02:41:16,949 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 9 letters. Loop has 4 letters. [2024-11-28 02:41:16,949 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 02:41:16,949 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 5 letters. Loop has 8 letters. [2024-11-28 02:41:16,949 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 02:41:16,950 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 30 transitions. [2024-11-28 02:41:16,951 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 02:41:16,953 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 0 states and 0 transitions. [2024-11-28 02:41:16,954 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-28 02:41:16,954 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-28 02:41:16,955 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-28 02:41:16,955 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 02:41:16,955 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 02:41:16,956 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 02:41:16,956 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 02:41:16,956 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-28 02:41:16,958 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-28 02:41:16,958 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 02:41:16,958 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-28 02:41:16,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 02:41:16 BoogieIcfgContainer [2024-11-28 02:41:16,972 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-28 02:41:16,972 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:41:16,972 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:41:16,973 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:41:16,973 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:41:13" (3/4) ... [2024-11-28 02:41:16,976 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 02:41:16,977 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:41:16,977 INFO L158 Benchmark]: Toolchain (without parser) took 4927.69ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 92.8MB in the beginning and 199.7MB in the end (delta: -106.9MB). Peak memory consumption was 123.1MB. Max. memory is 16.1GB. [2024-11-28 02:41:16,978 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 167.8MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:41:16,978 INFO L158 Benchmark]: CACSL2BoogieTranslator took 569.12ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 74.2MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:41:16,978 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.58ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 72.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:41:16,979 INFO L158 Benchmark]: Boogie Preprocessor took 56.31ms. Allocated memory is still 117.4MB. Free memory was 72.4MB in the beginning and 70.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:41:16,979 INFO L158 Benchmark]: RCFGBuilder took 305.29ms. Allocated memory is still 117.4MB. Free memory was 70.9MB in the beginning and 58.2MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:41:16,980 INFO L158 Benchmark]: BuchiAutomizer took 3938.51ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 58.2MB in the beginning and 199.7MB in the end (delta: -141.5MB). Peak memory consumption was 89.5MB. Max. memory is 16.1GB. [2024-11-28 02:41:16,980 INFO L158 Benchmark]: Witness Printer took 4.27ms. Allocated memory is still 352.3MB. Free memory was 199.7MB in the beginning and 199.7MB in the end (delta: 18.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:41:16,982 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 167.8MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 569.12ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 74.2MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.58ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 72.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.31ms. Allocated memory is still 117.4MB. Free memory was 72.4MB in the beginning and 70.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 305.29ms. Allocated memory is still 117.4MB. Free memory was 70.9MB in the beginning and 58.2MB in the end (delta: 12.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 3938.51ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 58.2MB in the beginning and 199.7MB in the end (delta: -141.5MB). Peak memory consumption was 89.5MB. Max. memory is 16.1GB. * Witness Printer took 4.27ms. Allocated memory is still 352.3MB. Free memory was 199.7MB in the beginning and 199.7MB in the end (delta: 18.0kB). 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: ~s1!offset * 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 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.5s. 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, 16 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 10 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital168 mio100 ax100 hnf100 lsp100 ukn90 mio100 lsp24 div205 bol100 ite100 ukn100 eq155 hnf94 smp63 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 113ms VariablesStem: 5 VariablesLoop: 5 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! [2024-11-28 02:41:16,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-28 02:41:17,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7605ad69-f382-4a30-819d-07a3531ed3d1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE