./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/twisted-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/twisted-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 e028c51cfa02b345902e1292d1a644c7ee4a15183825ee6e2ec2fc316df147e6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:30:15,821 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:30:15,909 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-06 22:30:15,915 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:30:15,916 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:30:15,945 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:30:15,946 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:30:15,947 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:30:15,948 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:30:15,948 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:30:15,949 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:30:15,950 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-06 22:30:15,950 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-06 22:30:15,951 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-06 22:30:15,951 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-06 22:30:15,952 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-06 22:30:15,953 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-06 22:30:15,953 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:30:15,954 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-06 22:30:15,955 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:30:15,955 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:30:15,956 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-06 22:30:15,956 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-06 22:30:15,957 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-06 22:30:15,957 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:30:15,958 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:30:15,959 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-06 22:30:15,959 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:30:15,959 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:30:15,960 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:30:15,960 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:30:15,961 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:30:15,962 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-06 22:30:15,962 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e028c51cfa02b345902e1292d1a644c7ee4a15183825ee6e2ec2fc316df147e6 [2023-11-06 22:30:16,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:30:16,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:30:16,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:30:16,337 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:30:16,338 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:30:16,339 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/termination-memory-alloca/twisted-alloca.i [2023-11-06 22:30:19,752 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:30:20,022 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:30:20,023 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/sv-benchmarks/c/termination-memory-alloca/twisted-alloca.i [2023-11-06 22:30:20,037 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/data/e8cfcc17d/e454cda290e243408e26ac1086f5b73c/FLAG677a5862d [2023-11-06 22:30:20,053 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/data/e8cfcc17d/e454cda290e243408e26ac1086f5b73c [2023-11-06 22:30:20,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:30:20,058 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:30:20,060 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:30:20,060 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:30:20,072 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:30:20,073 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:30:20" (1/1) ... [2023-11-06 22:30:20,076 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60d3e8a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:20, skipping insertion in model container [2023-11-06 22:30:20,076 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:30:20" (1/1) ... [2023-11-06 22:30:20,120 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:30:20,428 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:30:20,447 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:30:20,529 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:30:20,566 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:30:20,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:20 WrapperNode [2023-11-06 22:30:20,567 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:30:20,569 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:30:20,569 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:30:20,569 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:30:20,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:20" (1/1) ... [2023-11-06 22:30:20,610 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:20" (1/1) ... [2023-11-06 22:30:20,640 INFO L138 Inliner]: procedures = 111, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2023-11-06 22:30:20,640 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:30:20,641 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:30:20,641 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:30:20,642 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:30:20,653 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:20" (1/1) ... [2023-11-06 22:30:20,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:20" (1/1) ... [2023-11-06 22:30:20,659 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:20" (1/1) ... [2023-11-06 22:30:20,660 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:20" (1/1) ... [2023-11-06 22:30:20,673 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:20" (1/1) ... [2023-11-06 22:30:20,681 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:20" (1/1) ... [2023-11-06 22:30:20,683 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:20" (1/1) ... [2023-11-06 22:30:20,685 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:20" (1/1) ... [2023-11-06 22:30:20,688 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:30:20,689 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:30:20,689 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:30:20,689 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:30:20,690 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:20" (1/1) ... [2023-11-06 22:30:20,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:20,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:20,747 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:20,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-06 22:30:20,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:30:20,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:30:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:30:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:30:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:30:20,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:30:20,928 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:30:20,931 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:30:21,137 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:30:21,144 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:30:21,145 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 22:30:21,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:30:21 BoogieIcfgContainer [2023-11-06 22:30:21,147 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:30:21,149 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-06 22:30:21,149 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-06 22:30:21,153 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-06 22:30:21,154 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:30:21,154 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.11 10:30:20" (1/3) ... [2023-11-06 22:30:21,155 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@751c30d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 10:30:21, skipping insertion in model container [2023-11-06 22:30:21,156 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:30:21,156 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:30:20" (2/3) ... [2023-11-06 22:30:21,156 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@751c30d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 10:30:21, skipping insertion in model container [2023-11-06 22:30:21,157 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:30:21,157 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:30:21" (3/3) ... [2023-11-06 22:30:21,159 INFO L332 chiAutomizerObserver]: Analyzing ICFG twisted-alloca.i [2023-11-06 22:30:21,218 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-06 22:30:21,218 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-06 22:30:21,219 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-06 22:30:21,219 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-06 22:30:21,219 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-06 22:30:21,219 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-06 22:30:21,219 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-06 22:30:21,220 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-06 22:30:21,224 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 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) [2023-11-06 22:30:21,253 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2023-11-06 22:30:21,253 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:30:21,253 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:30:21,260 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-06 22:30:21,261 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-06 22:30:21,261 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-06 22:30:21,262 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 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) [2023-11-06 22:30:21,264 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2023-11-06 22:30:21,267 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:30:21,267 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:30:21,268 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-06 22:30:21,268 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-06 22:30:21,277 INFO L748 eck$LassoCheckResult]: Stem: 12#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet17#1, main_#t~nondet18#1, main_#t~ret19#1;havoc main_#t~nondet17#1;havoc main_#t~nondet18#1;assume { :begin_inline_f } true;f_#in~k#1, f_#in~l#1 := main_#t~nondet17#1, main_#t~nondet18#1;havoc f_#res#1;havoc f_#t~malloc2#1.base, f_#t~malloc2#1.offset, f_#t~malloc3#1.base, f_#t~malloc3#1.offset, f_#t~malloc4#1.base, f_#t~malloc4#1.offset, f_#t~malloc5#1.base, f_#t~malloc5#1.offset, f_#t~mem8#1, f_#t~post9#1, f_#t~mem10#1, f_#t~mem6#1, f_#t~mem7#1, f_#t~mem12#1, f_#t~post13#1, f_#t~mem14#1, f_#t~mem11#1, f_#t~mem15#1, f_#t~mem16#1, f_~k#1, f_~l#1, f_~k_ref~0#1.base, f_~k_ref~0#1.offset, f_~l_ref~0#1.base, f_~l_ref~0#1.offset, f_~i~0#1.base, f_~i~0#1.offset, f_~j~0#1.base, f_~j~0#1.offset;f_~k#1 := f_#in~k#1;f_~l#1 := f_#in~l#1;call f_#t~malloc2#1.base, f_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);f_~k_ref~0#1.base, f_~k_ref~0#1.offset := f_#t~malloc2#1.base, f_#t~malloc2#1.offset;call f_#t~malloc3#1.base, f_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);f_~l_ref~0#1.base, f_~l_ref~0#1.offset := f_#t~malloc3#1.base, f_#t~malloc3#1.offset;call f_#t~malloc4#1.base, f_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);f_~i~0#1.base, f_~i~0#1.offset := f_#t~malloc4#1.base, f_#t~malloc4#1.offset;call f_#t~malloc5#1.base, f_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);f_~j~0#1.base, f_~j~0#1.offset := f_#t~malloc5#1.base, f_#t~malloc5#1.offset;call write~int(f_~k#1, f_~k_ref~0#1.base, f_~k_ref~0#1.offset, 4);call write~int(f_~l#1, f_~l_ref~0#1.base, f_~l_ref~0#1.offset, 4);call write~int(0, f_~i~0#1.base, f_~i~0#1.offset, 4);call write~int(0, f_~j~0#1.base, f_~j~0#1.offset, 4); 6#$Ultimate##3true [2023-11-06 22:30:21,277 INFO L750 eck$LassoCheckResult]: Loop: 6#$Ultimate##3true assume !true; 13#$Ultimate##10true goto; 7#f_Loop~4#1true call f_#t~mem11#1 := read~int(f_~j~0#1.base, f_~j~0#1.offset, 4); 4#L564-1true assume !!(f_#t~mem11#1 < 1);havoc f_#t~mem11#1;call f_#t~mem12#1 := read~int(f_~j~0#1.base, f_~j~0#1.offset, 4);f_#t~post13#1 := f_#t~mem12#1;call write~int(1 + f_#t~post13#1, f_~j~0#1.base, f_~j~0#1.offset, 4);havoc f_#t~mem12#1;havoc f_#t~post13#1;call f_#t~mem14#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4); 8#L566true assume !(0 != (if f_#t~mem14#1 < 0 && 0 != f_#t~mem14#1 % 2 then f_#t~mem14#1 % 2 - 2 else f_#t~mem14#1 % 2));havoc f_#t~mem14#1; 6#$Ultimate##3true [2023-11-06 22:30:21,284 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:21,284 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-06 22:30:21,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:21,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229555848] [2023-11-06 22:30:21,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:21,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:21,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:21,613 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:30:21,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:21,730 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:30:21,733 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:21,734 INFO L85 PathProgramCache]: Analyzing trace with hash 46885240, now seen corresponding path program 1 times [2023-11-06 22:30:21,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:21,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491377656] [2023-11-06 22:30:21,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:21,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:21,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:21,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:30:21,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:30:21,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491377656] [2023-11-06 22:30:21,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491377656] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:30:21,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:30:21,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-06 22:30:21,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018481136] [2023-11-06 22:30:21,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:30:21,834 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-06 22:30:21,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:30:21,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 22:30:21,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 22:30:21,880 INFO L87 Difference]: Start difference. First operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 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 2 states, 2 states have (on average 2.5) internal successors, (5), 1 states have internal predecessors, (5), 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) [2023-11-06 22:30:21,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:30:21,887 INFO L93 Difference]: Finished difference Result 15 states and 18 transitions. [2023-11-06 22:30:21,889 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 18 transitions. [2023-11-06 22:30:21,890 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2023-11-06 22:30:21,893 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 10 states and 13 transitions. [2023-11-06 22:30:21,894 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2023-11-06 22:30:21,894 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2023-11-06 22:30:21,895 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 13 transitions. [2023-11-06 22:30:21,895 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:30:21,895 INFO L218 hiAutomatonCegarLoop]: Abstraction has 10 states and 13 transitions. [2023-11-06 22:30:21,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 13 transitions. [2023-11-06 22:30:21,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2023-11-06 22:30:21,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 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) [2023-11-06 22:30:21,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2023-11-06 22:30:21,918 INFO L240 hiAutomatonCegarLoop]: Abstraction has 10 states and 13 transitions. [2023-11-06 22:30:21,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 22:30:21,924 INFO L428 stractBuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2023-11-06 22:30:21,924 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-06 22:30:21,925 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2023-11-06 22:30:21,925 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2023-11-06 22:30:21,926 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:30:21,926 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:30:21,926 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-06 22:30:21,926 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:30:21,927 INFO L748 eck$LassoCheckResult]: Stem: 44#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 45#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet17#1, main_#t~nondet18#1, main_#t~ret19#1;havoc main_#t~nondet17#1;havoc main_#t~nondet18#1;assume { :begin_inline_f } true;f_#in~k#1, f_#in~l#1 := main_#t~nondet17#1, main_#t~nondet18#1;havoc f_#res#1;havoc f_#t~malloc2#1.base, f_#t~malloc2#1.offset, f_#t~malloc3#1.base, f_#t~malloc3#1.offset, f_#t~malloc4#1.base, f_#t~malloc4#1.offset, f_#t~malloc5#1.base, f_#t~malloc5#1.offset, f_#t~mem8#1, f_#t~post9#1, f_#t~mem10#1, f_#t~mem6#1, f_#t~mem7#1, f_#t~mem12#1, f_#t~post13#1, f_#t~mem14#1, f_#t~mem11#1, f_#t~mem15#1, f_#t~mem16#1, f_~k#1, f_~l#1, f_~k_ref~0#1.base, f_~k_ref~0#1.offset, f_~l_ref~0#1.base, f_~l_ref~0#1.offset, f_~i~0#1.base, f_~i~0#1.offset, f_~j~0#1.base, f_~j~0#1.offset;f_~k#1 := f_#in~k#1;f_~l#1 := f_#in~l#1;call f_#t~malloc2#1.base, f_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);f_~k_ref~0#1.base, f_~k_ref~0#1.offset := f_#t~malloc2#1.base, f_#t~malloc2#1.offset;call f_#t~malloc3#1.base, f_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);f_~l_ref~0#1.base, f_~l_ref~0#1.offset := f_#t~malloc3#1.base, f_#t~malloc3#1.offset;call f_#t~malloc4#1.base, f_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);f_~i~0#1.base, f_~i~0#1.offset := f_#t~malloc4#1.base, f_#t~malloc4#1.offset;call f_#t~malloc5#1.base, f_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);f_~j~0#1.base, f_~j~0#1.offset := f_#t~malloc5#1.base, f_#t~malloc5#1.offset;call write~int(f_~k#1, f_~k_ref~0#1.base, f_~k_ref~0#1.offset, 4);call write~int(f_~l#1, f_~l_ref~0#1.base, f_~l_ref~0#1.offset, 4);call write~int(0, f_~i~0#1.base, f_~i~0#1.offset, 4);call write~int(0, f_~j~0#1.base, f_~j~0#1.offset, 4); 47#$Ultimate##3 [2023-11-06 22:30:21,927 INFO L750 eck$LassoCheckResult]: Loop: 47#$Ultimate##3 goto; 38#f_Loop~3#1 call f_#t~mem6#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);call f_#t~mem7#1 := read~int(f_~k_ref~0#1.base, f_~k_ref~0#1.offset, 4); 39#L557-1 assume !(f_#t~mem6#1 < f_#t~mem7#1);havoc f_#t~mem6#1;havoc f_#t~mem7#1; 41#$Ultimate##10 goto; 46#f_Loop~4#1 call f_#t~mem11#1 := read~int(f_~j~0#1.base, f_~j~0#1.offset, 4); 42#L564-1 assume !!(f_#t~mem11#1 < 1);havoc f_#t~mem11#1;call f_#t~mem12#1 := read~int(f_~j~0#1.base, f_~j~0#1.offset, 4);f_#t~post13#1 := f_#t~mem12#1;call write~int(1 + f_#t~post13#1, f_~j~0#1.base, f_~j~0#1.offset, 4);havoc f_#t~mem12#1;havoc f_#t~post13#1;call f_#t~mem14#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4); 43#L566 assume !(0 != (if f_#t~mem14#1 < 0 && 0 != f_#t~mem14#1 % 2 then f_#t~mem14#1 % 2 - 2 else f_#t~mem14#1 % 2));havoc f_#t~mem14#1; 47#$Ultimate##3 [2023-11-06 22:30:21,928 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:21,928 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2023-11-06 22:30:21,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:21,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342742511] [2023-11-06 22:30:21,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:21,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:21,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:22,003 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:30:22,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:22,052 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:30:22,054 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:22,054 INFO L85 PathProgramCache]: Analyzing trace with hash -1311753714, now seen corresponding path program 1 times [2023-11-06 22:30:22,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:22,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298377723] [2023-11-06 22:30:22,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:22,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:22,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:22,148 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:30:22,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:22,173 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:30:22,173 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:22,174 INFO L85 PathProgramCache]: Analyzing trace with hash 234543116, now seen corresponding path program 1 times [2023-11-06 22:30:22,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:22,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088348723] [2023-11-06 22:30:22,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:22,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:22,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:22,274 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:30:22,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:22,319 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:30:24,038 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:30:24,038 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:30:24,039 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:30:24,039 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:30:24,039 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 22:30:24,039 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:24,039 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:30:24,039 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:30:24,040 INFO L133 ssoRankerPreferences]: Filename of dumped script: twisted-alloca.i_Iteration2_Lasso [2023-11-06 22:30:24,040 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:30:24,040 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:30:24,065 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:24,075 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:24,077 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:24,080 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:24,084 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:24,087 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:24,090 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:24,094 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:24,097 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:24,099 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:25,169 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:25,173 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:25,175 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:25,179 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:25,182 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:25,185 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:25,189 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:25,193 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:25,196 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:25,199 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:25,203 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:25,900 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:30:25,905 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 22:30:25,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:25,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:25,911 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:25,926 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 [2023-11-06 22:30:25,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-06 22:30:25,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:25,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:25,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:25,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:25,940 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:25,946 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:25,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:25,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:25,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:25,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:25,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:25,967 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:25,981 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 [2023-11-06 22:30:25,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:25,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:25,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:25,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:25,994 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:25,995 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:25,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:25,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-06 22:30:26,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:26,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:26,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:26,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:26,025 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:26,034 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 [2023-11-06 22:30:26,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-06 22:30:26,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:26,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:26,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:26,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:26,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:26,049 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:26,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:26,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:26,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:26,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:26,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:26,073 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:26,084 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 [2023-11-06 22:30:26,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:26,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:26,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:26,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:26,101 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:26,101 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:26,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-06 22:30:26,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:26,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:26,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:26,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:26,123 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:26,132 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 [2023-11-06 22:30:26,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:26,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:26,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:26,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:26,145 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:26,146 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:26,146 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:26,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-06 22:30:26,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:26,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:26,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:26,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:26,178 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:26,186 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 [2023-11-06 22:30:26,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:26,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:26,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:26,200 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:26,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:26,205 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:26,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-06 22:30:26,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:26,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:26,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:26,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:26,228 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:26,235 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 [2023-11-06 22:30:26,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-06 22:30:26,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:26,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:26,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:26,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:26,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:26,249 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:26,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:26,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:26,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:26,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:26,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:26,264 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:26,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-06 22:30:26,272 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 [2023-11-06 22:30:26,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:26,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:26,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:26,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:26,285 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:26,286 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:26,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:26,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:26,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:26,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:26,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:26,316 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:26,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-06 22:30:26,325 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 [2023-11-06 22:30:26,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:26,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:26,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:26,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:26,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:26,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:26,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:26,348 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:26,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:26,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:26,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:26,354 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:26,364 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 [2023-11-06 22:30:26,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-06 22:30:26,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:26,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:26,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:26,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:26,383 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:26,383 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:26,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:26,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:26,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:26,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:26,405 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:26,416 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 [2023-11-06 22:30:26,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:26,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:26,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:26,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:26,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-06 22:30:26,435 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:26,435 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:26,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:26,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:26,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:26,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:26,469 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:26,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-06 22:30:26,477 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 [2023-11-06 22:30:26,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:26,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:26,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:26,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:26,494 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:26,494 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:26,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:26,522 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:26,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:26,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:26,524 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:26,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-06 22:30:26,531 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 [2023-11-06 22:30:26,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:26,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:26,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:26,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:26,545 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:26,545 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:26,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:26,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:26,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:26,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:26,565 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:26,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-06 22:30:26,576 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 [2023-11-06 22:30:26,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:26,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:26,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:26,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:26,590 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:26,590 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:26,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:26,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:26,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:26,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:26,619 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:26,626 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 [2023-11-06 22:30:26,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:26,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:26,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:26,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:26,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-06 22:30:26,645 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:26,645 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:26,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:26,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:26,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:26,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:26,684 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:26,692 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 [2023-11-06 22:30:26,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:26,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:26,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:26,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:26,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-06 22:30:26,713 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:26,713 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:26,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:26,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:26,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:26,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:26,740 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:26,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-06 22:30:26,748 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 [2023-11-06 22:30:26,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:26,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:26,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:26,761 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:26,765 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:26,766 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:26,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:26,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:26,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:26,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:26,810 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:26,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-06 22:30:26,815 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 [2023-11-06 22:30:26,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:26,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:26,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:26,828 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:26,832 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:26,832 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:26,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:26,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:26,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:26,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:26,864 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:26,881 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 [2023-11-06 22:30:26,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:26,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:26,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:26,894 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:26,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-06 22:30:26,901 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:26,901 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:26,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:26,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:26,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:26,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:26,933 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:26,942 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 [2023-11-06 22:30:26,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-06 22:30:26,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:26,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:26,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:26,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:26,959 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:26,959 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:26,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:26,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:26,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:26,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:26,973 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:26,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-06 22:30:26,975 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 [2023-11-06 22:30:26,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:26,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:26,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:26,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:26,991 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:26,991 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:27,003 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 22:30:27,026 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2023-11-06 22:30:27,026 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 4 variables to zero. [2023-11-06 22:30:27,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:27,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:27,062 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:27,064 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 22:30:27,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-06 22:30:27,093 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-06 22:30:27,093 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 22:30:27,094 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_f_~j~0#1.base) 0)_1) = -2*v_rep(select (select #memory_int ULTIMATE.start_f_~j~0#1.base) 0)_1 + 1 Supporting invariants [] [2023-11-06 22:30:27,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:27,332 INFO L156 tatePredicateManager]: 36 out of 37 supporting invariants were superfluous and have been removed [2023-11-06 22:30:27,342 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~j~0!base] could not be translated [2023-11-06 22:30:27,343 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~j~0!base][0] could not be translated [2023-11-06 22:30:27,374 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:27,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:27,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-06 22:30:27,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:30:27,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:27,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-06 22:30:27,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:30:27,575 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2023-11-06 22:30:27,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:30:27,603 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2023-11-06 22:30:27,604 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4 Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 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) [2023-11-06 22:30:27,681 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4. Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 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 20 states and 27 transitions. Complement of second has 6 states. [2023-11-06 22:30:27,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-06 22:30:27,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 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) [2023-11-06 22:30:27,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions. [2023-11-06 22:30:27,685 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 2 letters. Loop has 7 letters. [2023-11-06 22:30:27,687 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:30:27,687 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 9 letters. Loop has 7 letters. [2023-11-06 22:30:27,687 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:30:27,687 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 2 letters. Loop has 14 letters. [2023-11-06 22:30:27,688 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:30:27,689 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 27 transitions. [2023-11-06 22:30:27,691 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-06 22:30:27,691 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 16 states and 21 transitions. [2023-11-06 22:30:27,692 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2023-11-06 22:30:27,692 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2023-11-06 22:30:27,692 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 21 transitions. [2023-11-06 22:30:27,692 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 22:30:27,692 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 21 transitions. [2023-11-06 22:30:27,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 21 transitions. [2023-11-06 22:30:27,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2023-11-06 22:30:27,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 14 states have internal predecessors, (20), 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) [2023-11-06 22:30:27,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 20 transitions. [2023-11-06 22:30:27,695 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 20 transitions. [2023-11-06 22:30:27,695 INFO L428 stractBuchiCegarLoop]: Abstraction has 15 states and 20 transitions. [2023-11-06 22:30:27,695 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-06 22:30:27,695 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 20 transitions. [2023-11-06 22:30:27,696 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-06 22:30:27,696 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:30:27,696 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:30:27,696 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-06 22:30:27,696 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-06 22:30:27,697 INFO L748 eck$LassoCheckResult]: Stem: 280#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 281#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet17#1, main_#t~nondet18#1, main_#t~ret19#1;havoc main_#t~nondet17#1;havoc main_#t~nondet18#1;assume { :begin_inline_f } true;f_#in~k#1, f_#in~l#1 := main_#t~nondet17#1, main_#t~nondet18#1;havoc f_#res#1;havoc f_#t~malloc2#1.base, f_#t~malloc2#1.offset, f_#t~malloc3#1.base, f_#t~malloc3#1.offset, f_#t~malloc4#1.base, f_#t~malloc4#1.offset, f_#t~malloc5#1.base, f_#t~malloc5#1.offset, f_#t~mem8#1, f_#t~post9#1, f_#t~mem10#1, f_#t~mem6#1, f_#t~mem7#1, f_#t~mem12#1, f_#t~post13#1, f_#t~mem14#1, f_#t~mem11#1, f_#t~mem15#1, f_#t~mem16#1, f_~k#1, f_~l#1, f_~k_ref~0#1.base, f_~k_ref~0#1.offset, f_~l_ref~0#1.base, f_~l_ref~0#1.offset, f_~i~0#1.base, f_~i~0#1.offset, f_~j~0#1.base, f_~j~0#1.offset;f_~k#1 := f_#in~k#1;f_~l#1 := f_#in~l#1;call f_#t~malloc2#1.base, f_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);f_~k_ref~0#1.base, f_~k_ref~0#1.offset := f_#t~malloc2#1.base, f_#t~malloc2#1.offset;call f_#t~malloc3#1.base, f_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);f_~l_ref~0#1.base, f_~l_ref~0#1.offset := f_#t~malloc3#1.base, f_#t~malloc3#1.offset;call f_#t~malloc4#1.base, f_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);f_~i~0#1.base, f_~i~0#1.offset := f_#t~malloc4#1.base, f_#t~malloc4#1.offset;call f_#t~malloc5#1.base, f_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);f_~j~0#1.base, f_~j~0#1.offset := f_#t~malloc5#1.base, f_#t~malloc5#1.offset;call write~int(f_~k#1, f_~k_ref~0#1.base, f_~k_ref~0#1.offset, 4);call write~int(f_~l#1, f_~l_ref~0#1.base, f_~l_ref~0#1.offset, 4);call write~int(0, f_~i~0#1.base, f_~i~0#1.offset, 4);call write~int(0, f_~j~0#1.base, f_~j~0#1.offset, 4); 283#$Ultimate##3 goto; 271#f_Loop~3#1 [2023-11-06 22:30:27,697 INFO L750 eck$LassoCheckResult]: Loop: 271#f_Loop~3#1 call f_#t~mem6#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);call f_#t~mem7#1 := read~int(f_~k_ref~0#1.base, f_~k_ref~0#1.offset, 4); 272#L557-1 assume !!(f_#t~mem6#1 < f_#t~mem7#1);havoc f_#t~mem6#1;havoc f_#t~mem7#1;call f_#t~mem8#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);f_#t~post9#1 := f_#t~mem8#1;call write~int(1 + f_#t~post9#1, f_~i~0#1.base, f_~i~0#1.offset, 4);havoc f_#t~mem8#1;havoc f_#t~post9#1;call f_#t~mem10#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4); 275#L559 assume 0 != (if f_#t~mem10#1 < 0 && 0 != f_#t~mem10#1 % 2 then f_#t~mem10#1 % 2 - 2 else f_#t~mem10#1 % 2);havoc f_#t~mem10#1; 271#f_Loop~3#1 [2023-11-06 22:30:27,697 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:27,697 INFO L85 PathProgramCache]: Analyzing trace with hash 29859, now seen corresponding path program 1 times [2023-11-06 22:30:27,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:27,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684691463] [2023-11-06 22:30:27,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:27,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:27,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:27,756 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:30:27,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:27,792 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:30:27,793 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:27,793 INFO L85 PathProgramCache]: Analyzing trace with hash 36905, now seen corresponding path program 1 times [2023-11-06 22:30:27,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:27,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495885467] [2023-11-06 22:30:27,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:27,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:27,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:27,810 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:30:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:27,819 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:30:27,819 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:27,819 INFO L85 PathProgramCache]: Analyzing trace with hash 889536583, now seen corresponding path program 1 times [2023-11-06 22:30:27,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:27,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608347661] [2023-11-06 22:30:27,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:27,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:27,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:27,844 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:30:27,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:27,869 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:30:28,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:29,313 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:30:29,313 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:30:29,313 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:30:29,313 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:30:29,313 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 22:30:29,313 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:29,314 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:30:29,314 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:30:29,314 INFO L133 ssoRankerPreferences]: Filename of dumped script: twisted-alloca.i_Iteration3_Lasso [2023-11-06 22:30:29,314 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:30:29,314 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:30:29,318 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:29,320 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:29,323 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:29,330 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:29,332 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:29,335 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:29,337 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:29,341 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:29,345 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:29,349 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:29,352 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:29,355 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:29,357 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:29,360 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:29,363 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:29,366 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:29,370 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:29,373 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:29,376 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:29,379 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:30,228 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:30,769 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:30:30,769 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 22:30:30,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:30,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:30,775 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:30,785 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 [2023-11-06 22:30:30,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:30,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:30,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:30,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:30,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:30,803 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:30,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:30,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-06 22:30:30,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:30,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:30,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:30,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:30,832 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:30,840 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 [2023-11-06 22:30:30,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:30,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:30,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:30,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:30,853 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:30,853 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:30,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:30,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-06 22:30:30,857 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:30,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:30,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:30,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:30,865 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:30,868 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 [2023-11-06 22:30:30,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-06 22:30:30,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:30,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:30,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:30,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:30,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:30,880 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:30,880 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:30,890 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:30,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:30,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:30,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:30,901 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:30,908 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 [2023-11-06 22:30:30,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-06 22:30:30,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:30,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:30,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:30,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:30,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:30,922 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:30,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:30,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:30,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:30,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:30,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:30,960 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:30,968 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 [2023-11-06 22:30:30,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-06 22:30:30,981 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:30,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:30,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:30,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:30,983 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:30,983 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:30,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:31,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:31,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:31,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:31,004 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:31,008 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 [2023-11-06 22:30:31,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:31,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:31,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:31,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:31,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:31,022 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:31,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:31,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-06 22:30:31,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:31,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:31,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:31,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:31,048 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:31,056 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 [2023-11-06 22:30:31,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-06 22:30:31,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:31,069 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:31,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:31,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:31,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:31,070 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:31,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:31,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:31,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:31,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:31,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:31,093 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:31,099 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 [2023-11-06 22:30:31,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:31,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:31,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:31,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:31,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:31,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-06 22:30:31,113 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:31,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:31,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:31,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:31,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:31,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:31,149 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:31,152 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 [2023-11-06 22:30:31,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:31,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:31,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:31,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:31,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-06 22:30:31,167 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:31,167 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:31,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:31,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:31,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:31,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:31,192 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:31,196 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 [2023-11-06 22:30:31,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:31,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:31,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:31,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:31,209 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:31,210 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:31,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:31,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-06 22:30:31,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:31,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:31,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:31,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:31,246 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:31,250 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 [2023-11-06 22:30:31,262 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:31,262 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:31,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:31,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:31,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:31,263 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:31,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:31,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-06 22:30:31,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:31,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:31,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:31,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:31,292 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:31,296 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 [2023-11-06 22:30:31,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:31,309 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:31,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:31,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:31,309 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:31,309 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:31,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:31,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-06 22:30:31,318 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:31,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:31,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:31,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:31,326 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:31,335 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 [2023-11-06 22:30:31,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:31,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:31,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:31,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:31,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:31,348 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:31,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:31,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-06 22:30:31,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:31,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:31,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:31,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:31,365 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:31,369 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 [2023-11-06 22:30:31,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-06 22:30:31,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:31,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:31,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:31,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:31,382 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:31,383 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:31,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:31,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:31,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:31,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:31,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:31,410 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:31,414 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 [2023-11-06 22:30:31,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-06 22:30:31,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:31,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:31,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:31,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:31,429 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:31,429 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:31,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:31,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:31,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:31,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:31,457 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:31,462 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 [2023-11-06 22:30:31,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:31,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:31,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:31,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:31,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-06 22:30:31,477 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:31,477 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:31,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:31,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:31,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:31,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:31,516 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:31,521 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 [2023-11-06 22:30:31,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:31,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:31,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:31,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:31,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:31,535 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:31,535 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:31,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-06 22:30:31,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:31,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:31,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:31,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:31,560 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:31,564 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 [2023-11-06 22:30:31,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:31,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:31,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:31,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:31,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:31,577 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:31,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:31,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-06 22:30:31,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:31,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:31,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:31,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:31,592 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:31,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-06 22:30:31,597 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 [2023-11-06 22:30:31,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:31,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:31,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:31,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:31,612 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:31,612 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:31,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:31,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2023-11-06 22:30:31,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:31,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:31,643 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:31,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-06 22:30:31,646 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 [2023-11-06 22:30:31,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:31,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:31,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:31,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:31,660 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:31,661 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:31,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:31,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:31,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:31,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:31,677 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:31,688 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 [2023-11-06 22:30:31,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:31,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:31,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:31,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:31,702 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:31,702 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:31,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-06 22:30:31,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:31,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:31,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:31,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:31,726 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:31,732 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 [2023-11-06 22:30:31,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:31,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:31,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:31,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:31,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-06 22:30:31,749 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:31,749 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:31,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:31,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2023-11-06 22:30:31,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:31,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:31,776 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:31,779 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 [2023-11-06 22:30:31,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:31,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:31,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:31,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:31,794 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:31,794 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:31,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-06 22:30:31,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:31,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:31,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:31,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:31,818 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:31,823 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 [2023-11-06 22:30:31,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:31,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:31,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:31,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:31,837 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:31,837 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:31,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-06 22:30:31,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:31,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:31,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:31,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:31,865 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:31,869 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 [2023-11-06 22:30:31,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:31,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:31,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:31,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:31,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-06 22:30:31,888 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:31,888 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:31,899 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 22:30:31,915 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2023-11-06 22:30:31,915 INFO L444 ModelExtractionUtils]: 5 out of 19 variables were initially zero. Simplification set additionally 11 variables to zero. [2023-11-06 22:30:31,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:31,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:31,916 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:31,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-06 22:30:31,919 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 22:30:31,930 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-06 22:30:31,930 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 22:30:31,930 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_f_~i~0#1.base) ULTIMATE.start_f_~i~0#1.offset)_2, v_rep(select (select #memory_int ULTIMATE.start_f_~k_ref~0#1.base) ULTIMATE.start_f_~k_ref~0#1.offset)_2) = -1*v_rep(select (select #memory_int ULTIMATE.start_f_~i~0#1.base) ULTIMATE.start_f_~i~0#1.offset)_2 + 1*v_rep(select (select #memory_int ULTIMATE.start_f_~k_ref~0#1.base) ULTIMATE.start_f_~k_ref~0#1.offset)_2 Supporting invariants [] [2023-11-06 22:30:31,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-11-06 22:30:32,139 INFO L156 tatePredicateManager]: 36 out of 36 supporting invariants were superfluous and have been removed [2023-11-06 22:30:32,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:32,178 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:32,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:32,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:30:32,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:30:32,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:32,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:30:32,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:30:32,295 INFO L322 Elim1Store]: treesize reduction 29, result has 37.0 percent of original size [2023-11-06 22:30:32,295 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 36 [2023-11-06 22:30:32,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:30:32,328 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2023-11-06 22:30:32,328 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 20 transitions. cyclomatic complexity: 7 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 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) [2023-11-06 22:30:32,370 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 20 transitions. cyclomatic complexity: 7. Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 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 34 states and 43 transitions. Complement of second has 7 states. [2023-11-06 22:30:32,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-06 22:30:32,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 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) [2023-11-06 22:30:32,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2023-11-06 22:30:32,374 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 3 letters. Loop has 3 letters. [2023-11-06 22:30:32,375 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:30:32,375 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 6 letters. Loop has 3 letters. [2023-11-06 22:30:32,376 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:30:32,376 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 3 letters. Loop has 6 letters. [2023-11-06 22:30:32,378 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:30:32,378 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 43 transitions. [2023-11-06 22:30:32,382 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-06 22:30:32,385 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 24 states and 31 transitions. [2023-11-06 22:30:32,385 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2023-11-06 22:30:32,385 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2023-11-06 22:30:32,386 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 31 transitions. [2023-11-06 22:30:32,386 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 22:30:32,386 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24 states and 31 transitions. [2023-11-06 22:30:32,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 31 transitions. [2023-11-06 22:30:32,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 21. [2023-11-06 22:30:32,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.3333333333333333) internal successors, (28), 20 states have internal predecessors, (28), 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) [2023-11-06 22:30:32,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 28 transitions. [2023-11-06 22:30:32,395 INFO L240 hiAutomatonCegarLoop]: Abstraction has 21 states and 28 transitions. [2023-11-06 22:30:32,395 INFO L428 stractBuchiCegarLoop]: Abstraction has 21 states and 28 transitions. [2023-11-06 22:30:32,395 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-06 22:30:32,396 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 28 transitions. [2023-11-06 22:30:32,400 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-06 22:30:32,401 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:30:32,401 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:30:32,403 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:30:32,403 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-06 22:30:32,403 INFO L748 eck$LassoCheckResult]: Stem: 515#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 516#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet17#1, main_#t~nondet18#1, main_#t~ret19#1;havoc main_#t~nondet17#1;havoc main_#t~nondet18#1;assume { :begin_inline_f } true;f_#in~k#1, f_#in~l#1 := main_#t~nondet17#1, main_#t~nondet18#1;havoc f_#res#1;havoc f_#t~malloc2#1.base, f_#t~malloc2#1.offset, f_#t~malloc3#1.base, f_#t~malloc3#1.offset, f_#t~malloc4#1.base, f_#t~malloc4#1.offset, f_#t~malloc5#1.base, f_#t~malloc5#1.offset, f_#t~mem8#1, f_#t~post9#1, f_#t~mem10#1, f_#t~mem6#1, f_#t~mem7#1, f_#t~mem12#1, f_#t~post13#1, f_#t~mem14#1, f_#t~mem11#1, f_#t~mem15#1, f_#t~mem16#1, f_~k#1, f_~l#1, f_~k_ref~0#1.base, f_~k_ref~0#1.offset, f_~l_ref~0#1.base, f_~l_ref~0#1.offset, f_~i~0#1.base, f_~i~0#1.offset, f_~j~0#1.base, f_~j~0#1.offset;f_~k#1 := f_#in~k#1;f_~l#1 := f_#in~l#1;call f_#t~malloc2#1.base, f_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);f_~k_ref~0#1.base, f_~k_ref~0#1.offset := f_#t~malloc2#1.base, f_#t~malloc2#1.offset;call f_#t~malloc3#1.base, f_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);f_~l_ref~0#1.base, f_~l_ref~0#1.offset := f_#t~malloc3#1.base, f_#t~malloc3#1.offset;call f_#t~malloc4#1.base, f_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);f_~i~0#1.base, f_~i~0#1.offset := f_#t~malloc4#1.base, f_#t~malloc4#1.offset;call f_#t~malloc5#1.base, f_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);f_~j~0#1.base, f_~j~0#1.offset := f_#t~malloc5#1.base, f_#t~malloc5#1.offset;call write~int(f_~k#1, f_~k_ref~0#1.base, f_~k_ref~0#1.offset, 4);call write~int(f_~l#1, f_~l_ref~0#1.base, f_~l_ref~0#1.offset, 4);call write~int(0, f_~i~0#1.base, f_~i~0#1.offset, 4);call write~int(0, f_~j~0#1.base, f_~j~0#1.offset, 4); 518#$Ultimate##3 goto; 523#f_Loop~3#1 call f_#t~mem6#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);call f_#t~mem7#1 := read~int(f_~k_ref~0#1.base, f_~k_ref~0#1.offset, 4); 524#L557-1 assume !(f_#t~mem6#1 < f_#t~mem7#1);havoc f_#t~mem6#1;havoc f_#t~mem7#1; 512#$Ultimate##10 goto; 517#f_Loop~4#1 call f_#t~mem11#1 := read~int(f_~j~0#1.base, f_~j~0#1.offset, 4); 513#L564-1 assume !!(f_#t~mem11#1 < 1);havoc f_#t~mem11#1;call f_#t~mem12#1 := read~int(f_~j~0#1.base, f_~j~0#1.offset, 4);f_#t~post13#1 := f_#t~mem12#1;call write~int(1 + f_#t~post13#1, f_~j~0#1.base, f_~j~0#1.offset, 4);havoc f_#t~mem12#1;havoc f_#t~post13#1;call f_#t~mem14#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4); 514#L566 assume !(0 != (if f_#t~mem14#1 < 0 && 0 != f_#t~mem14#1 % 2 then f_#t~mem14#1 % 2 - 2 else f_#t~mem14#1 % 2));havoc f_#t~mem14#1; 522#$Ultimate##3 goto; 506#f_Loop~3#1 [2023-11-06 22:30:32,403 INFO L750 eck$LassoCheckResult]: Loop: 506#f_Loop~3#1 call f_#t~mem6#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);call f_#t~mem7#1 := read~int(f_~k_ref~0#1.base, f_~k_ref~0#1.offset, 4); 507#L557-1 assume !!(f_#t~mem6#1 < f_#t~mem7#1);havoc f_#t~mem6#1;havoc f_#t~mem7#1;call f_#t~mem8#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);f_#t~post9#1 := f_#t~mem8#1;call write~int(1 + f_#t~post9#1, f_~i~0#1.base, f_~i~0#1.offset, 4);havoc f_#t~mem8#1;havoc f_#t~post9#1;call f_#t~mem10#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4); 510#L559 assume 0 != (if f_#t~mem10#1 < 0 && 0 != f_#t~mem10#1 % 2 then f_#t~mem10#1 % 2 - 2 else f_#t~mem10#1 % 2);havoc f_#t~mem10#1; 506#f_Loop~3#1 [2023-11-06 22:30:32,404 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:32,404 INFO L85 PathProgramCache]: Analyzing trace with hash -1319097990, now seen corresponding path program 2 times [2023-11-06 22:30:32,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:32,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447111048] [2023-11-06 22:30:32,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:32,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:32,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:32,456 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:30:32,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:32,515 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:30:32,516 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:32,516 INFO L85 PathProgramCache]: Analyzing trace with hash 36905, now seen corresponding path program 2 times [2023-11-06 22:30:32,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:32,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396470909] [2023-11-06 22:30:32,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:32,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:32,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:32,525 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:30:32,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:32,533 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:30:32,533 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:32,534 INFO L85 PathProgramCache]: Analyzing trace with hash 1702545424, now seen corresponding path program 1 times [2023-11-06 22:30:32,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:32,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560162211] [2023-11-06 22:30:32,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:32,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:32,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:33,117 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:30:33,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:30:33,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560162211] [2023-11-06 22:30:33,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560162211] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:30:33,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1333102174] [2023-11-06 22:30:33,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:33,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:30:33,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:33,120 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:30:33,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2023-11-06 22:30:33,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:33,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-06 22:30:33,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:30:33,259 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:30:33,259 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 776 treesize of output 766 [2023-11-06 22:30:33,411 INFO L322 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-06 22:30:33,411 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 18 [2023-11-06 22:30:33,438 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:30:33,439 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2023-11-06 22:30:33,460 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:30:33,460 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:30:33,581 INFO L322 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2023-11-06 22:30:33,581 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 85 treesize of output 61 [2023-11-06 22:30:33,592 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:30:33,593 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 44 [2023-11-06 22:30:33,670 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:30:33,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1333102174] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:30:33,670 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:30:33,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 14 [2023-11-06 22:30:33,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962193154] [2023-11-06 22:30:33,671 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:30:33,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:30:33,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-06 22:30:33,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=135, Unknown=1, NotChecked=0, Total=182 [2023-11-06 22:30:33,761 INFO L87 Difference]: Start difference. First operand 21 states and 28 transitions. cyclomatic complexity: 10 Second operand has 14 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 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) [2023-11-06 22:30:33,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:30:33,909 INFO L93 Difference]: Finished difference Result 43 states and 52 transitions. [2023-11-06 22:30:33,909 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43 states and 52 transitions. [2023-11-06 22:30:33,911 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-06 22:30:33,911 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43 states to 20 states and 24 transitions. [2023-11-06 22:30:33,911 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2023-11-06 22:30:33,911 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2023-11-06 22:30:33,911 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 24 transitions. [2023-11-06 22:30:33,912 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 22:30:33,912 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 24 transitions. [2023-11-06 22:30:33,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 24 transitions. [2023-11-06 22:30:33,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 15. [2023-11-06 22:30:33,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.2) internal successors, (18), 14 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) [2023-11-06 22:30:33,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 18 transitions. [2023-11-06 22:30:33,914 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 18 transitions. [2023-11-06 22:30:33,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 22:30:33,915 INFO L428 stractBuchiCegarLoop]: Abstraction has 15 states and 18 transitions. [2023-11-06 22:30:33,915 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-06 22:30:33,915 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 18 transitions. [2023-11-06 22:30:33,916 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-06 22:30:33,916 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:30:33,916 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:30:33,916 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:30:33,916 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-06 22:30:33,917 INFO L748 eck$LassoCheckResult]: Stem: 674#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 675#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet17#1, main_#t~nondet18#1, main_#t~ret19#1;havoc main_#t~nondet17#1;havoc main_#t~nondet18#1;assume { :begin_inline_f } true;f_#in~k#1, f_#in~l#1 := main_#t~nondet17#1, main_#t~nondet18#1;havoc f_#res#1;havoc f_#t~malloc2#1.base, f_#t~malloc2#1.offset, f_#t~malloc3#1.base, f_#t~malloc3#1.offset, f_#t~malloc4#1.base, f_#t~malloc4#1.offset, f_#t~malloc5#1.base, f_#t~malloc5#1.offset, f_#t~mem8#1, f_#t~post9#1, f_#t~mem10#1, f_#t~mem6#1, f_#t~mem7#1, f_#t~mem12#1, f_#t~post13#1, f_#t~mem14#1, f_#t~mem11#1, f_#t~mem15#1, f_#t~mem16#1, f_~k#1, f_~l#1, f_~k_ref~0#1.base, f_~k_ref~0#1.offset, f_~l_ref~0#1.base, f_~l_ref~0#1.offset, f_~i~0#1.base, f_~i~0#1.offset, f_~j~0#1.base, f_~j~0#1.offset;f_~k#1 := f_#in~k#1;f_~l#1 := f_#in~l#1;call f_#t~malloc2#1.base, f_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);f_~k_ref~0#1.base, f_~k_ref~0#1.offset := f_#t~malloc2#1.base, f_#t~malloc2#1.offset;call f_#t~malloc3#1.base, f_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);f_~l_ref~0#1.base, f_~l_ref~0#1.offset := f_#t~malloc3#1.base, f_#t~malloc3#1.offset;call f_#t~malloc4#1.base, f_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);f_~i~0#1.base, f_~i~0#1.offset := f_#t~malloc4#1.base, f_#t~malloc4#1.offset;call f_#t~malloc5#1.base, f_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);f_~j~0#1.base, f_~j~0#1.offset := f_#t~malloc5#1.base, f_#t~malloc5#1.offset;call write~int(f_~k#1, f_~k_ref~0#1.base, f_~k_ref~0#1.offset, 4);call write~int(f_~l#1, f_~l_ref~0#1.base, f_~l_ref~0#1.offset, 4);call write~int(0, f_~i~0#1.base, f_~i~0#1.offset, 4);call write~int(0, f_~j~0#1.base, f_~j~0#1.offset, 4); 677#$Ultimate##3 goto; 667#f_Loop~3#1 call f_#t~mem6#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);call f_#t~mem7#1 := read~int(f_~k_ref~0#1.base, f_~k_ref~0#1.offset, 4); 668#L557-1 assume !!(f_#t~mem6#1 < f_#t~mem7#1);havoc f_#t~mem6#1;havoc f_#t~mem7#1;call f_#t~mem8#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);f_#t~post9#1 := f_#t~mem8#1;call write~int(1 + f_#t~post9#1, f_~i~0#1.base, f_~i~0#1.offset, 4);havoc f_#t~mem8#1;havoc f_#t~post9#1;call f_#t~mem10#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4); 670#L559 assume !(0 != (if f_#t~mem10#1 < 0 && 0 != f_#t~mem10#1 % 2 then f_#t~mem10#1 % 2 - 2 else f_#t~mem10#1 % 2));havoc f_#t~mem10#1; 671#$Ultimate##10 goto; 676#f_Loop~4#1 call f_#t~mem11#1 := read~int(f_~j~0#1.base, f_~j~0#1.offset, 4); 672#L564-1 assume !!(f_#t~mem11#1 < 1);havoc f_#t~mem11#1;call f_#t~mem12#1 := read~int(f_~j~0#1.base, f_~j~0#1.offset, 4);f_#t~post13#1 := f_#t~mem12#1;call write~int(1 + f_#t~post13#1, f_~j~0#1.base, f_~j~0#1.offset, 4);havoc f_#t~mem12#1;havoc f_#t~post13#1;call f_#t~mem14#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4); 673#L566 assume !(0 != (if f_#t~mem14#1 < 0 && 0 != f_#t~mem14#1 % 2 then f_#t~mem14#1 % 2 - 2 else f_#t~mem14#1 % 2));havoc f_#t~mem14#1; 679#$Ultimate##3 goto; 665#f_Loop~3#1 [2023-11-06 22:30:33,917 INFO L750 eck$LassoCheckResult]: Loop: 665#f_Loop~3#1 call f_#t~mem6#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);call f_#t~mem7#1 := read~int(f_~k_ref~0#1.base, f_~k_ref~0#1.offset, 4); 666#L557-1 assume !!(f_#t~mem6#1 < f_#t~mem7#1);havoc f_#t~mem6#1;havoc f_#t~mem7#1;call f_#t~mem8#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);f_#t~post9#1 := f_#t~mem8#1;call write~int(1 + f_#t~post9#1, f_~i~0#1.base, f_~i~0#1.offset, 4);havoc f_#t~mem8#1;havoc f_#t~post9#1;call f_#t~mem10#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4); 669#L559 assume 0 != (if f_#t~mem10#1 < 0 && 0 != f_#t~mem10#1 % 2 then f_#t~mem10#1 % 2 - 2 else f_#t~mem10#1 % 2);havoc f_#t~mem10#1; 665#f_Loop~3#1 [2023-11-06 22:30:33,917 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:33,917 INFO L85 PathProgramCache]: Analyzing trace with hash -635175977, now seen corresponding path program 1 times [2023-11-06 22:30:33,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:33,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331879853] [2023-11-06 22:30:33,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:33,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:33,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:34,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:30:34,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:30:34,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331879853] [2023-11-06 22:30:34,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331879853] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:30:34,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:30:34,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:30:34,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736139708] [2023-11-06 22:30:34,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:30:34,205 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-06 22:30:34,206 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:34,206 INFO L85 PathProgramCache]: Analyzing trace with hash 36905, now seen corresponding path program 3 times [2023-11-06 22:30:34,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:34,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125021420] [2023-11-06 22:30:34,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:34,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:34,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:34,215 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:30:34,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:34,221 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:30:34,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:30:34,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:30:34,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:30:34,322 INFO L87 Difference]: Start difference. First operand 15 states and 18 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 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) [2023-11-06 22:30:34,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:30:34,348 INFO L93 Difference]: Finished difference Result 18 states and 21 transitions. [2023-11-06 22:30:34,348 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 21 transitions. [2023-11-06 22:30:34,349 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-06 22:30:34,349 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 18 states and 21 transitions. [2023-11-06 22:30:34,349 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2023-11-06 22:30:34,350 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2023-11-06 22:30:34,350 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 21 transitions. [2023-11-06 22:30:34,350 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 22:30:34,350 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 21 transitions. [2023-11-06 22:30:34,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 21 transitions. [2023-11-06 22:30:34,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2023-11-06 22:30:34,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 17 states have internal predecessors, (21), 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) [2023-11-06 22:30:34,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 21 transitions. [2023-11-06 22:30:34,352 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 21 transitions. [2023-11-06 22:30:34,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:30:34,354 INFO L428 stractBuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2023-11-06 22:30:34,354 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-06 22:30:34,354 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 21 transitions. [2023-11-06 22:30:34,355 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-06 22:30:34,355 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:30:34,355 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:30:34,356 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:30:34,356 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-06 22:30:34,356 INFO L748 eck$LassoCheckResult]: Stem: 714#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 715#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet17#1, main_#t~nondet18#1, main_#t~ret19#1;havoc main_#t~nondet17#1;havoc main_#t~nondet18#1;assume { :begin_inline_f } true;f_#in~k#1, f_#in~l#1 := main_#t~nondet17#1, main_#t~nondet18#1;havoc f_#res#1;havoc f_#t~malloc2#1.base, f_#t~malloc2#1.offset, f_#t~malloc3#1.base, f_#t~malloc3#1.offset, f_#t~malloc4#1.base, f_#t~malloc4#1.offset, f_#t~malloc5#1.base, f_#t~malloc5#1.offset, f_#t~mem8#1, f_#t~post9#1, f_#t~mem10#1, f_#t~mem6#1, f_#t~mem7#1, f_#t~mem12#1, f_#t~post13#1, f_#t~mem14#1, f_#t~mem11#1, f_#t~mem15#1, f_#t~mem16#1, f_~k#1, f_~l#1, f_~k_ref~0#1.base, f_~k_ref~0#1.offset, f_~l_ref~0#1.base, f_~l_ref~0#1.offset, f_~i~0#1.base, f_~i~0#1.offset, f_~j~0#1.base, f_~j~0#1.offset;f_~k#1 := f_#in~k#1;f_~l#1 := f_#in~l#1;call f_#t~malloc2#1.base, f_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);f_~k_ref~0#1.base, f_~k_ref~0#1.offset := f_#t~malloc2#1.base, f_#t~malloc2#1.offset;call f_#t~malloc3#1.base, f_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);f_~l_ref~0#1.base, f_~l_ref~0#1.offset := f_#t~malloc3#1.base, f_#t~malloc3#1.offset;call f_#t~malloc4#1.base, f_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);f_~i~0#1.base, f_~i~0#1.offset := f_#t~malloc4#1.base, f_#t~malloc4#1.offset;call f_#t~malloc5#1.base, f_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);f_~j~0#1.base, f_~j~0#1.offset := f_#t~malloc5#1.base, f_#t~malloc5#1.offset;call write~int(f_~k#1, f_~k_ref~0#1.base, f_~k_ref~0#1.offset, 4);call write~int(f_~l#1, f_~l_ref~0#1.base, f_~l_ref~0#1.offset, 4);call write~int(0, f_~i~0#1.base, f_~i~0#1.offset, 4);call write~int(0, f_~j~0#1.base, f_~j~0#1.offset, 4); 718#$Ultimate##3 goto; 707#f_Loop~3#1 call f_#t~mem6#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);call f_#t~mem7#1 := read~int(f_~k_ref~0#1.base, f_~k_ref~0#1.offset, 4); 708#L557-1 assume !!(f_#t~mem6#1 < f_#t~mem7#1);havoc f_#t~mem6#1;havoc f_#t~mem7#1;call f_#t~mem8#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);f_#t~post9#1 := f_#t~mem8#1;call write~int(1 + f_#t~post9#1, f_~i~0#1.base, f_~i~0#1.offset, 4);havoc f_#t~mem8#1;havoc f_#t~post9#1;call f_#t~mem10#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4); 710#L559 assume 0 != (if f_#t~mem10#1 < 0 && 0 != f_#t~mem10#1 % 2 then f_#t~mem10#1 % 2 - 2 else f_#t~mem10#1 % 2);havoc f_#t~mem10#1; 711#f_Loop~3#1 call f_#t~mem6#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);call f_#t~mem7#1 := read~int(f_~k_ref~0#1.base, f_~k_ref~0#1.offset, 4); 722#L557-1 assume !!(f_#t~mem6#1 < f_#t~mem7#1);havoc f_#t~mem6#1;havoc f_#t~mem7#1;call f_#t~mem8#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);f_#t~post9#1 := f_#t~mem8#1;call write~int(1 + f_#t~post9#1, f_~i~0#1.base, f_~i~0#1.offset, 4);havoc f_#t~mem8#1;havoc f_#t~post9#1;call f_#t~mem10#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4); 721#L559 assume !(0 != (if f_#t~mem10#1 < 0 && 0 != f_#t~mem10#1 % 2 then f_#t~mem10#1 % 2 - 2 else f_#t~mem10#1 % 2));havoc f_#t~mem10#1; 716#$Ultimate##10 goto; 717#f_Loop~4#1 call f_#t~mem11#1 := read~int(f_~j~0#1.base, f_~j~0#1.offset, 4); 712#L564-1 assume !!(f_#t~mem11#1 < 1);havoc f_#t~mem11#1;call f_#t~mem12#1 := read~int(f_~j~0#1.base, f_~j~0#1.offset, 4);f_#t~post13#1 := f_#t~mem12#1;call write~int(1 + f_#t~post13#1, f_~j~0#1.base, f_~j~0#1.offset, 4);havoc f_#t~mem12#1;havoc f_#t~post13#1;call f_#t~mem14#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4); 713#L566 assume !(0 != (if f_#t~mem14#1 < 0 && 0 != f_#t~mem14#1 % 2 then f_#t~mem14#1 % 2 - 2 else f_#t~mem14#1 % 2));havoc f_#t~mem14#1; 720#$Ultimate##3 goto; 705#f_Loop~3#1 [2023-11-06 22:30:34,356 INFO L750 eck$LassoCheckResult]: Loop: 705#f_Loop~3#1 call f_#t~mem6#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);call f_#t~mem7#1 := read~int(f_~k_ref~0#1.base, f_~k_ref~0#1.offset, 4); 706#L557-1 assume !!(f_#t~mem6#1 < f_#t~mem7#1);havoc f_#t~mem6#1;havoc f_#t~mem7#1;call f_#t~mem8#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);f_#t~post9#1 := f_#t~mem8#1;call write~int(1 + f_#t~post9#1, f_~i~0#1.base, f_~i~0#1.offset, 4);havoc f_#t~mem8#1;havoc f_#t~post9#1;call f_#t~mem10#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4); 709#L559 assume 0 != (if f_#t~mem10#1 < 0 && 0 != f_#t~mem10#1 % 2 then f_#t~mem10#1 % 2 - 2 else f_#t~mem10#1 % 2);havoc f_#t~mem10#1; 705#f_Loop~3#1 [2023-11-06 22:30:34,357 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:34,357 INFO L85 PathProgramCache]: Analyzing trace with hash 184869755, now seen corresponding path program 1 times [2023-11-06 22:30:34,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:34,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566477518] [2023-11-06 22:30:34,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:34,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:34,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:34,396 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:30:34,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:34,424 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:30:34,425 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:34,425 INFO L85 PathProgramCache]: Analyzing trace with hash 36905, now seen corresponding path program 4 times [2023-11-06 22:30:34,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:34,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719928696] [2023-11-06 22:30:34,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:34,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:34,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:34,434 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:30:34,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:34,440 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:30:34,441 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:34,441 INFO L85 PathProgramCache]: Analyzing trace with hash 1306804847, now seen corresponding path program 2 times [2023-11-06 22:30:34,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:34,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215991425] [2023-11-06 22:30:34,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:34,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:34,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:34,487 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:30:34,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:30:34,510 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:30:37,083 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:30:37,083 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:30:37,083 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:30:37,083 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:30:37,083 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 22:30:37,083 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:37,083 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:30:37,083 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:30:37,084 INFO L133 ssoRankerPreferences]: Filename of dumped script: twisted-alloca.i_Iteration6_Lasso [2023-11-06 22:30:37,084 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:30:37,084 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:30:37,088 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:37,093 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:37,095 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:37,097 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:37,101 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:37,103 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:37,106 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:37,108 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:37,111 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:37,114 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:37,116 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:37,119 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:37,122 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:37,124 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:37,128 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:37,130 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:37,133 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:38,262 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:38,266 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:38,270 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:38,273 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:38,276 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:38,279 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:30:39,025 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:30:39,025 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 22:30:39,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,035 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,040 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 [2023-11-06 22:30:39,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:39,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,053 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,054 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:39,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:39,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-06 22:30:39,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:39,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,071 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,079 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 [2023-11-06 22:30:39,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,092 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:39,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,092 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,093 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:39,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:39,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-06 22:30:39,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:39,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,115 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,119 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 [2023-11-06 22:30:39,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-06 22:30:39,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:39,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,132 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,132 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:39,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:39,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:39,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,152 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,155 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 [2023-11-06 22:30:39,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-06 22:30:39,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,171 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:39,171 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:39,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:39,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,196 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,201 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 [2023-11-06 22:30:39,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-06 22:30:39,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:39,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,214 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:39,215 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:39,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:39,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,236 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,240 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 [2023-11-06 22:30:39,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:39,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,253 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:39,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:39,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-06 22:30:39,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:39,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,267 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,271 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 [2023-11-06 22:30:39,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:39,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,284 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:39,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:39,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-06 22:30:39,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:39,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,298 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,302 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 [2023-11-06 22:30:39,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-06 22:30:39,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,316 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:39,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,316 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,317 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:39,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:39,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:39,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,336 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-06 22:30:39,340 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 [2023-11-06 22:30:39,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:39,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,350 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,350 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:39,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:39,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2023-11-06 22:30:39,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,355 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-06 22:30:39,357 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 [2023-11-06 22:30:39,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:39,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,368 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,368 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:39,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:39,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2023-11-06 22:30:39,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,374 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-06 22:30:39,382 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 [2023-11-06 22:30:39,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,393 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:39,394 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:39,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:39,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,422 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,428 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 [2023-11-06 22:30:39,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:39,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,441 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:39,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:39,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-06 22:30:39,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:39,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,469 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,475 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 [2023-11-06 22:30:39,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-06 22:30:39,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:39,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,489 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:39,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:39,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:39,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,520 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-06 22:30:39,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:30:39,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,534 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:39,534 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:39,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2023-11-06 22:30:39,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,541 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-06 22:30:39,543 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 [2023-11-06 22:30:39,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,554 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:39,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:39,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:39,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2023-11-06 22:30:39,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,559 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-06 22:30:39,563 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 [2023-11-06 22:30:39,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:30:39,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,574 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:30:39,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:30:39,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2023-11-06 22:30:39,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,592 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,603 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 [2023-11-06 22:30:39,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,616 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-06 22:30:39,619 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:39,619 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:39,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:39,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,640 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,644 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 [2023-11-06 22:30:39,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-06 22:30:39,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,659 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:39,659 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:39,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:39,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,680 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-06 22:30:39,684 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 [2023-11-06 22:30:39,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,699 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:39,699 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:39,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2023-11-06 22:30:39,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,709 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-06 22:30:39,712 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 [2023-11-06 22:30:39,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,725 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:39,725 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:39,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2023-11-06 22:30:39,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,735 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-06 22:30:39,738 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 [2023-11-06 22:30:39,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,750 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:39,750 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:39,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2023-11-06 22:30:39,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,757 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-06 22:30:39,759 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 [2023-11-06 22:30:39,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,771 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:39,772 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:39,778 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:39,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,781 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-06 22:30:39,784 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 [2023-11-06 22:30:39,794 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,801 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:39,801 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:39,813 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2023-11-06 22:30:39,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,816 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-06 22:30:39,819 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 [2023-11-06 22:30:39,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,829 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,831 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:39,831 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:39,836 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2023-11-06 22:30:39,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,840 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-06 22:30:39,842 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 [2023-11-06 22:30:39,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,853 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,854 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:39,855 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:39,872 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2023-11-06 22:30:39,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,876 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-06 22:30:39,878 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 [2023-11-06 22:30:39,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,890 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:39,890 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:39,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2023-11-06 22:30:39,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,907 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2023-11-06 22:30:39,911 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 [2023-11-06 22:30:39,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,923 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:39,923 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:39,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2023-11-06 22:30:39,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,933 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2023-11-06 22:30:39,935 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 [2023-11-06 22:30:39,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:39,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:39,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:39,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:39,951 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:39,951 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:39,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:30:39,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2023-11-06 22:30:39,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:39,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:39,966 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:39,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2023-11-06 22:30:39,992 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 [2023-11-06 22:30:40,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:30:40,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:30:40,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:30:40,003 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:30:40,012 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:30:40,012 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:30:40,029 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 22:30:40,051 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2023-11-06 22:30:40,051 INFO L444 ModelExtractionUtils]: 8 out of 22 variables were initially zero. Simplification set additionally 11 variables to zero. [2023-11-06 22:30:40,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:30:40,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:40,055 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:30:40,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2023-11-06 22:30:40,056 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 22:30:40,067 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-06 22:30:40,067 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 22:30:40,068 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_f_~i~0#1.base) 0)_1, v_rep(select (select #memory_int ULTIMATE.start_f_~k_ref~0#1.base) ULTIMATE.start_f_~k_ref~0#1.offset)_3) = -1*v_rep(select (select #memory_int ULTIMATE.start_f_~i~0#1.base) 0)_1 + 1*v_rep(select (select #memory_int ULTIMATE.start_f_~k_ref~0#1.base) ULTIMATE.start_f_~k_ref~0#1.offset)_3 Supporting invariants [] [2023-11-06 22:30:40,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2023-11-06 22:30:40,281 INFO L156 tatePredicateManager]: 34 out of 36 supporting invariants were superfluous and have been removed [2023-11-06 22:30:40,286 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~i~0!base] could not be translated [2023-11-06 22:30:40,286 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~i~0!base][0] could not be translated [2023-11-06 22:30:40,315 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:40,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:40,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-06 22:30:40,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:30:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:40,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-06 22:30:40,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:30:40,633 INFO L322 Elim1Store]: treesize reduction 29, result has 37.0 percent of original size [2023-11-06 22:30:40,634 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 36 [2023-11-06 22:30:40,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:30:40,675 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2023-11-06 22:30:40,675 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 21 transitions. cyclomatic complexity: 5 Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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) [2023-11-06 22:30:40,733 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 21 transitions. cyclomatic complexity: 5. Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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 30 states and 35 transitions. Complement of second has 8 states. [2023-11-06 22:30:40,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-06 22:30:40,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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) [2023-11-06 22:30:40,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 10 transitions. [2023-11-06 22:30:40,735 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 14 letters. Loop has 3 letters. [2023-11-06 22:30:40,735 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:30:40,735 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-06 22:30:40,766 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:40,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:40,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-06 22:30:40,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:30:40,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:40,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-06 22:30:40,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:30:41,044 INFO L322 Elim1Store]: treesize reduction 29, result has 37.0 percent of original size [2023-11-06 22:30:41,045 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 36 [2023-11-06 22:30:41,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:30:41,083 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 3 loop predicates [2023-11-06 22:30:41,083 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 21 transitions. cyclomatic complexity: 5 Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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) [2023-11-06 22:30:41,179 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 21 transitions. cyclomatic complexity: 5. Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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 51 states and 59 transitions. Complement of second has 10 states. [2023-11-06 22:30:41,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2023-11-06 22:30:41,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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) [2023-11-06 22:30:41,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 15 transitions. [2023-11-06 22:30:41,184 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 15 transitions. Stem has 14 letters. Loop has 3 letters. [2023-11-06 22:30:41,184 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:30:41,184 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 15 transitions. Stem has 17 letters. Loop has 3 letters. [2023-11-06 22:30:41,185 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:30:41,185 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 15 transitions. Stem has 14 letters. Loop has 6 letters. [2023-11-06 22:30:41,185 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:30:41,186 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 51 states and 59 transitions. [2023-11-06 22:30:41,187 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-06 22:30:41,188 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 51 states to 37 states and 43 transitions. [2023-11-06 22:30:41,188 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2023-11-06 22:30:41,188 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2023-11-06 22:30:41,188 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 43 transitions. [2023-11-06 22:30:41,189 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 22:30:41,189 INFO L218 hiAutomatonCegarLoop]: Abstraction has 37 states and 43 transitions. [2023-11-06 22:30:41,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states and 43 transitions. [2023-11-06 22:30:41,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 35. [2023-11-06 22:30:41,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 1.1714285714285715) internal successors, (41), 34 states have internal predecessors, (41), 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) [2023-11-06 22:30:41,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 41 transitions. [2023-11-06 22:30:41,193 INFO L240 hiAutomatonCegarLoop]: Abstraction has 35 states and 41 transitions. [2023-11-06 22:30:41,193 INFO L428 stractBuchiCegarLoop]: Abstraction has 35 states and 41 transitions. [2023-11-06 22:30:41,193 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-06 22:30:41,193 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 35 states and 41 transitions. [2023-11-06 22:30:41,194 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-06 22:30:41,194 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:30:41,194 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:30:41,195 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:30:41,195 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-06 22:30:41,195 INFO L748 eck$LassoCheckResult]: Stem: 1106#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1107#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet17#1, main_#t~nondet18#1, main_#t~ret19#1;havoc main_#t~nondet17#1;havoc main_#t~nondet18#1;assume { :begin_inline_f } true;f_#in~k#1, f_#in~l#1 := main_#t~nondet17#1, main_#t~nondet18#1;havoc f_#res#1;havoc f_#t~malloc2#1.base, f_#t~malloc2#1.offset, f_#t~malloc3#1.base, f_#t~malloc3#1.offset, f_#t~malloc4#1.base, f_#t~malloc4#1.offset, f_#t~malloc5#1.base, f_#t~malloc5#1.offset, f_#t~mem8#1, f_#t~post9#1, f_#t~mem10#1, f_#t~mem6#1, f_#t~mem7#1, f_#t~mem12#1, f_#t~post13#1, f_#t~mem14#1, f_#t~mem11#1, f_#t~mem15#1, f_#t~mem16#1, f_~k#1, f_~l#1, f_~k_ref~0#1.base, f_~k_ref~0#1.offset, f_~l_ref~0#1.base, f_~l_ref~0#1.offset, f_~i~0#1.base, f_~i~0#1.offset, f_~j~0#1.base, f_~j~0#1.offset;f_~k#1 := f_#in~k#1;f_~l#1 := f_#in~l#1;call f_#t~malloc2#1.base, f_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);f_~k_ref~0#1.base, f_~k_ref~0#1.offset := f_#t~malloc2#1.base, f_#t~malloc2#1.offset;call f_#t~malloc3#1.base, f_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);f_~l_ref~0#1.base, f_~l_ref~0#1.offset := f_#t~malloc3#1.base, f_#t~malloc3#1.offset;call f_#t~malloc4#1.base, f_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);f_~i~0#1.base, f_~i~0#1.offset := f_#t~malloc4#1.base, f_#t~malloc4#1.offset;call f_#t~malloc5#1.base, f_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);f_~j~0#1.base, f_~j~0#1.offset := f_#t~malloc5#1.base, f_#t~malloc5#1.offset;call write~int(f_~k#1, f_~k_ref~0#1.base, f_~k_ref~0#1.offset, 4);call write~int(f_~l#1, f_~l_ref~0#1.base, f_~l_ref~0#1.offset, 4);call write~int(0, f_~i~0#1.base, f_~i~0#1.offset, 4);call write~int(0, f_~j~0#1.base, f_~j~0#1.offset, 4); 1110#$Ultimate##3 goto; 1112#f_Loop~3#1 call f_#t~mem6#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);call f_#t~mem7#1 := read~int(f_~k_ref~0#1.base, f_~k_ref~0#1.offset, 4); 1125#L557-1 assume !!(f_#t~mem6#1 < f_#t~mem7#1);havoc f_#t~mem6#1;havoc f_#t~mem7#1;call f_#t~mem8#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);f_#t~post9#1 := f_#t~mem8#1;call write~int(1 + f_#t~post9#1, f_~i~0#1.base, f_~i~0#1.offset, 4);havoc f_#t~mem8#1;havoc f_#t~post9#1;call f_#t~mem10#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4); 1102#L559 assume 0 != (if f_#t~mem10#1 < 0 && 0 != f_#t~mem10#1 % 2 then f_#t~mem10#1 % 2 - 2 else f_#t~mem10#1 % 2);havoc f_#t~mem10#1; 1103#f_Loop~3#1 call f_#t~mem6#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);call f_#t~mem7#1 := read~int(f_~k_ref~0#1.base, f_~k_ref~0#1.offset, 4); 1100#L557-1 assume !!(f_#t~mem6#1 < f_#t~mem7#1);havoc f_#t~mem6#1;havoc f_#t~mem7#1;call f_#t~mem8#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);f_#t~post9#1 := f_#t~mem8#1;call write~int(1 + f_#t~post9#1, f_~i~0#1.base, f_~i~0#1.offset, 4);havoc f_#t~mem8#1;havoc f_#t~post9#1;call f_#t~mem10#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4); 1111#L559 assume !(0 != (if f_#t~mem10#1 < 0 && 0 != f_#t~mem10#1 % 2 then f_#t~mem10#1 % 2 - 2 else f_#t~mem10#1 % 2));havoc f_#t~mem10#1; 1130#$Ultimate##10 goto; 1115#f_Loop~4#1 call f_#t~mem11#1 := read~int(f_~j~0#1.base, f_~j~0#1.offset, 4); 1104#L564-1 assume !!(f_#t~mem11#1 < 1);havoc f_#t~mem11#1;call f_#t~mem12#1 := read~int(f_~j~0#1.base, f_~j~0#1.offset, 4);f_#t~post13#1 := f_#t~mem12#1;call write~int(1 + f_#t~post13#1, f_~j~0#1.base, f_~j~0#1.offset, 4);havoc f_#t~mem12#1;havoc f_#t~post13#1;call f_#t~mem14#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4); 1105#L566 assume 0 != (if f_#t~mem14#1 < 0 && 0 != f_#t~mem14#1 % 2 then f_#t~mem14#1 % 2 - 2 else f_#t~mem14#1 % 2);havoc f_#t~mem14#1; 1109#f_Loop~4#1 call f_#t~mem11#1 := read~int(f_~j~0#1.base, f_~j~0#1.offset, 4); 1120#L564-1 assume !!(f_#t~mem11#1 < 1);havoc f_#t~mem11#1;call f_#t~mem12#1 := read~int(f_~j~0#1.base, f_~j~0#1.offset, 4);f_#t~post13#1 := f_#t~mem12#1;call write~int(1 + f_#t~post13#1, f_~j~0#1.base, f_~j~0#1.offset, 4);havoc f_#t~mem12#1;havoc f_#t~post13#1;call f_#t~mem14#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4); 1118#L566 assume !(0 != (if f_#t~mem14#1 < 0 && 0 != f_#t~mem14#1 % 2 then f_#t~mem14#1 % 2 - 2 else f_#t~mem14#1 % 2));havoc f_#t~mem14#1; 1117#$Ultimate##3 goto; 1097#f_Loop~3#1 [2023-11-06 22:30:41,196 INFO L750 eck$LassoCheckResult]: Loop: 1097#f_Loop~3#1 call f_#t~mem6#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);call f_#t~mem7#1 := read~int(f_~k_ref~0#1.base, f_~k_ref~0#1.offset, 4); 1098#L557-1 assume !!(f_#t~mem6#1 < f_#t~mem7#1);havoc f_#t~mem6#1;havoc f_#t~mem7#1;call f_#t~mem8#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4);f_#t~post9#1 := f_#t~mem8#1;call write~int(1 + f_#t~post9#1, f_~i~0#1.base, f_~i~0#1.offset, 4);havoc f_#t~mem8#1;havoc f_#t~post9#1;call f_#t~mem10#1 := read~int(f_~i~0#1.base, f_~i~0#1.offset, 4); 1101#L559 assume 0 != (if f_#t~mem10#1 < 0 && 0 != f_#t~mem10#1 % 2 then f_#t~mem10#1 % 2 - 2 else f_#t~mem10#1 % 2);havoc f_#t~mem10#1; 1097#f_Loop~3#1 [2023-11-06 22:30:41,196 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:30:41,196 INFO L85 PathProgramCache]: Analyzing trace with hash 1305515858, now seen corresponding path program 1 times [2023-11-06 22:30:41,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:30:41,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586802708] [2023-11-06 22:30:41,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:41,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:30:41,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:41,572 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-06 22:30:41,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:30:41,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586802708] [2023-11-06 22:30:41,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586802708] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 22:30:41,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1745856984] [2023-11-06 22:30:41,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:30:41,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 22:30:41,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:30:41,574 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 22:30:41,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (81)] Waiting until timeout for monitored process [2023-11-06 22:30:41,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2023-11-06 22:30:41,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:30:41,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-06 22:30:41,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:30:42,243 INFO L322 Elim1Store]: treesize reduction 324, result has 30.9 percent of original size [2023-11-06 22:30:42,244 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 1798 treesize of output 1137 [2023-11-06 22:30:42,299 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-06 22:30:42,489 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-06 22:30:42,527 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-06 22:30:42,569 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-06 22:30:42,604 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-06 22:30:42,899 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-06 22:30:43,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:30:43,007 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-06 22:30:43,332 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:30:43,339 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:30:43,382 INFO L217 Elim1Store]: Index analysis took 105 ms [2023-11-06 22:30:43,507 INFO L322 Elim1Store]: treesize reduction 171, result has 16.2 percent of original size [2023-11-06 22:30:43,507 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 187 treesize of output 209 [2023-11-06 22:30:44,232 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:30:44,256 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:30:44,267 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:30:44,350 INFO L322 Elim1Store]: treesize reduction 117, result has 17.6 percent of original size [2023-11-06 22:30:44,350 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 15 case distinctions, treesize of input 199 treesize of output 213 [2023-11-06 22:30:44,763 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:30:44,772 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:30:44,818 INFO L322 Elim1Store]: treesize reduction 78, result has 24.3 percent of original size [2023-11-06 22:30:44,819 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 11 case distinctions, treesize of input 147 treesize of output 134 [2023-11-06 22:30:45,011 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:30:45,056 INFO L322 Elim1Store]: treesize reduction 86, result has 16.5 percent of original size [2023-11-06 22:30:45,057 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 11 case distinctions, treesize of input 171 treesize of output 146 [2023-11-06 22:30:45,236 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:30:45,244 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:30:45,248 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:30:45,291 INFO L322 Elim1Store]: treesize reduction 54, result has 23.9 percent of original size [2023-11-06 22:30:45,292 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 189 treesize of output 172 [2023-11-06 22:30:45,938 INFO L322 Elim1Store]: treesize reduction 272, result has 15.3 percent of original size [2023-11-06 22:30:45,939 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 13 case distinctions, treesize of input 249 treesize of output 320 [2023-11-06 22:30:48,384 INFO L322 Elim1Store]: treesize reduction 693, result has 21.5 percent of original size [2023-11-06 22:30:48,385 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 11 new quantified variables, introduced 45 case distinctions, treesize of input 1653 treesize of output 2201 [2023-11-06 22:30:48,771 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:30:48,772 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:30:48,786 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:30:48,800 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:30:48,810 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:30:48,821 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:30:48,882 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:30:48,887 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:30:48,892 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:30:48,927 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:30:48,961 INFO L217 Elim1Store]: Index analysis took 209 ms [2023-11-06 22:30:49,543 INFO L322 Elim1Store]: treesize reduction 585, result has 8.7 percent of original size [2023-11-06 22:30:49,543 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 6 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 33 case distinctions, treesize of input 515 treesize of output 810 [2023-11-06 22:30:55,209 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2023-11-06 22:30:55,324 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2023-11-06 22:31:00,853 INFO L322 Elim1Store]: treesize reduction 39, result has 39.1 percent of original size [2023-11-06 22:31:00,857 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 5294 treesize of output 5220 [2023-11-06 22:31:06,955 INFO L322 Elim1Store]: treesize reduction 287, result has 29.5 percent of original size [2023-11-06 22:31:06,958 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 35 case distinctions, treesize of input 6926 treesize of output 6874 [2023-11-06 22:31:07,435 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1664 treesize of output 1662 [2023-11-06 22:31:07,803 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1662 treesize of output 1660 [2023-11-06 22:31:08,144 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1660 treesize of output 1658 [2023-11-06 22:31:08,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:31:08,752 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1 [2023-11-06 22:31:08,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:31:08,761 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1 [2023-11-06 22:31:08,771 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2023-11-06 22:31:08,815 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 7 [2023-11-06 22:31:08,858 WARN L207 Elim1Store]: Array PQE input equivalent to false [2023-11-06 22:31:08,909 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 30 [2023-11-06 22:31:09,056 INFO L322 Elim1Store]: treesize reduction 16, result has 55.6 percent of original size [2023-11-06 22:31:09,056 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 45 [2023-11-06 22:31:09,283 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 4 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:31:09,283 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:31:10,007 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 4 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:31:10,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1745856984] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:31:10,007 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 22:31:10,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8, 9] total 19 [2023-11-06 22:31:10,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199238625] [2023-11-06 22:31:10,008 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 22:31:10,008 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-06 22:31:10,009 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:31:10,009 INFO L85 PathProgramCache]: Analyzing trace with hash 36905, now seen corresponding path program 5 times [2023-11-06 22:31:10,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:31:10,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409231086] [2023-11-06 22:31:10,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:31:10,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:31:10,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:31:10,018 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:31:10,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:31:10,024 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:31:10,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:31:10,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-11-06 22:31:10,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=253, Unknown=12, NotChecked=0, Total=342 [2023-11-06 22:31:10,120 INFO L87 Difference]: Start difference. First operand 35 states and 41 transitions. cyclomatic complexity: 10 Second operand has 19 states, 19 states have (on average 2.3684210526315788) internal successors, (45), 19 states have internal predecessors, (45), 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) [2023-11-06 22:31:14,219 WARN L861 $PredicateComparison]: unable to prove that (let ((.cse7 (select |c_#memory_int| |c_ULTIMATE.start_f_~j~0#1.base|)) (.cse3 (= |c_ULTIMATE.start_f_~j~0#1.base| |c_ULTIMATE.start_f_~i~0#1.base|)) (.cse5 (select |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base|))) (let ((.cse2 (select .cse5 0)) (.cse0 (not .cse3)) (.cse1 (= (select .cse7 0) 0))) (and .cse0 (= |c_ULTIMATE.start_f_~j~0#1.offset| 0) (or (and .cse0 .cse1) (and (= 2 .cse2) .cse3)) (let ((.cse36 (exists ((v_prenex_151 (Array Int Int)) (v_prenex_167 (Array Int Int)) (v_arrayElimCell_50 (Array Int Int))) (let ((.cse56 (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_151) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50) |c_ULTIMATE.start_f_~i~0#1.base|))) (and (= (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_167) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50) |c_ULTIMATE.start_f_~i~0#1.base|) .cse56) (= (select v_arrayElimCell_50 0) 0) (= .cse5 (store .cse56 0 (+ (select .cse56 0) 1))) (= .cse56 v_arrayElimCell_50))))) (.cse37 (exists ((v_prenex_170 (Array Int Int)) (v_prenex_171 (Array Int Int)) (|ULTIMATE.start_f_~k_ref~0#1.base| Int) (v_prenex_168 (Array Int Int)) (v_prenex_169 (Array Int Int)) (v_arrayElimCell_50 (Array Int Int))) (let ((.cse55 (store (store (store |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base| v_prenex_171) |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_168) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50)) (.cse54 (store (store (store |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base| v_prenex_169) |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_170) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50))) (let ((.cse52 (select .cse54 |ULTIMATE.start_f_~k_ref~0#1.base|)) (.cse53 (select .cse55 |ULTIMATE.start_f_~k_ref~0#1.base|)) (.cse51 (select .cse55 |c_ULTIMATE.start_f_~i~0#1.base|))) (and (= .cse51 v_arrayElimCell_50) (= v_prenex_169 .cse52) (= .cse52 (select |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base|)) (= .cse53 .cse51) (= (select v_arrayElimCell_50 0) 0) (= v_prenex_171 .cse53) (= .cse5 (store .cse51 0 (+ (select .cse51 0) 1))) (= (select .cse54 |c_ULTIMATE.start_f_~i~0#1.base|) .cse51))))))) (or (and (or (and .cse0 (exists ((v_prenex_8 (Array Int Int)) (v_prenex_146 (Array Int Int)) (v_arrayElimCell_50 (Array Int Int))) (let ((.cse4 (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_146) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50) |c_ULTIMATE.start_f_~i~0#1.base|))) (and (= (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_8) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50) |c_ULTIMATE.start_f_~i~0#1.base|) .cse4) (= (select v_arrayElimCell_50 0) 0) (= .cse5 (store .cse4 0 (+ (select .cse4 0) 1))) (= .cse4 v_arrayElimCell_50))))) (and .cse0 (exists ((v_prenex_161 (Array Int Int)) (v_DerPreprocessor_27 (Array Int Int))) (let ((.cse6 (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_161) |c_ULTIMATE.start_f_~j~0#1.base| .cse7) |c_ULTIMATE.start_f_~i~0#1.base|))) (and (= .cse6 .cse7) (= .cse6 (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_DerPreprocessor_27) |c_ULTIMATE.start_f_~j~0#1.base| .cse7) |c_ULTIMATE.start_f_~i~0#1.base|)) (= .cse5 (store .cse6 0 (+ (select .cse6 0) 1)))))))) .cse1) (and (let ((.cse10 (= .cse2 1))) (or (and (exists ((v_prenex_119 (Array Int Int)) (v_prenex_110 (Array Int Int)) (v_prenex_111 (Array Int Int)) (v_prenex_112 (Array Int Int)) (|ULTIMATE.start_f_~k_ref~0#1.base| Int) (v_prenex_113 (Array Int Int)) (v_prenex_109 Int) (v_prenex_114 (Array Int Int)) (v_arrayElimCell_50 (Array Int Int)) (v_prenex_117 (Array Int Int))) (let ((.cse8 (store (store (store (store |c_#memory_int| v_prenex_109 v_prenex_113) |ULTIMATE.start_f_~k_ref~0#1.base| v_prenex_112) |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_111) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50)) (.cse9 (store (store (store |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base| v_prenex_119) |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_117) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50))) (and (= (select .cse8 v_prenex_109) v_prenex_113) (not (= |c_ULTIMATE.start_f_~i~0#1.base| |ULTIMATE.start_f_~k_ref~0#1.base|)) (= (select .cse8 |c_ULTIMATE.start_f_~i~0#1.base|) v_prenex_111) (= (select .cse9 |c_ULTIMATE.start_f_~i~0#1.base|) v_prenex_117) (= (select .cse8 |ULTIMATE.start_f_~k_ref~0#1.base|) (select .cse9 |ULTIMATE.start_f_~k_ref~0#1.base|)) (= (select (store (store (store |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base| v_prenex_114) |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_110) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50) |c_ULTIMATE.start_f_~i~0#1.base|) v_prenex_110)))) .cse10) (and (exists ((v_prenex_121 Int) (v_prenex_120 (Array Int Int)) (v_prenex_122 (Array Int Int)) (v_prenex_123 (Array Int Int)) (|ULTIMATE.start_f_~k_ref~0#1.base| Int) (v_prenex_124 (Array Int Int)) (v_prenex_125 (Array Int Int)) (v_arrayElimCell_50 (Array Int Int)) (v_prenex_127 (Array Int Int)) (v_prenex_128 (Array Int Int))) (let ((.cse12 (store (store (store |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base| v_prenex_122) |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_120) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50))) (let ((.cse11 (store (store (store (store |c_#memory_int| v_prenex_121 v_prenex_123) |ULTIMATE.start_f_~k_ref~0#1.base| v_prenex_125) |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_128) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50)) (.cse14 (store (store (store |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base| v_prenex_127) |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_124) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50)) (.cse13 (select .cse12 |c_ULTIMATE.start_f_~i~0#1.base|))) (and (= v_prenex_123 (select .cse11 v_prenex_121)) (= (select .cse11 |c_ULTIMATE.start_f_~i~0#1.base|) v_prenex_128) (not (= |c_ULTIMATE.start_f_~i~0#1.base| |ULTIMATE.start_f_~k_ref~0#1.base|)) (= (select .cse12 |ULTIMATE.start_f_~k_ref~0#1.base|) .cse13) (= (select .cse14 |ULTIMATE.start_f_~k_ref~0#1.base|) (select .cse11 |ULTIMATE.start_f_~k_ref~0#1.base|)) (= v_prenex_124 (select .cse14 |c_ULTIMATE.start_f_~i~0#1.base|)) (= .cse13 v_prenex_120))))) .cse10) (exists ((v_arrayElimCell_50 (Array Int Int))) (and (exists ((v_prenex_14 (Array Int Int))) (= v_prenex_14 (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_14) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50) |c_ULTIMATE.start_f_~i~0#1.base|))) (= (select v_arrayElimCell_50 0) 0) (exists ((v_prenex_131 (Array Int Int))) (let ((.cse15 (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_131) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50) |c_ULTIMATE.start_f_~i~0#1.base|))) (and (= v_prenex_131 .cse15) (= .cse5 (store .cse15 0 1))))))) (and (or (exists ((v_arrayElimCell_50 (Array Int Int))) (and (exists ((v_prenex_136 (Array Int Int))) (= v_prenex_136 (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_136) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50) |c_ULTIMATE.start_f_~i~0#1.base|))) (exists ((v_prenex_16 (Array Int Int))) (= v_prenex_16 (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_16) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50) |c_ULTIMATE.start_f_~i~0#1.base|))) (exists ((v_prenex_6 Int) (v_DerPreprocessor_20 (Array Int Int)) (v_DerPreprocessor_18 (Array Int Int))) (let ((.cse16 (store (store (store |c_#memory_int| v_prenex_6 v_DerPreprocessor_18) |c_ULTIMATE.start_f_~i~0#1.base| v_DerPreprocessor_20) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50))) (and (= (select .cse16 v_prenex_6) v_DerPreprocessor_18) (= (select .cse16 |c_ULTIMATE.start_f_~i~0#1.base|) v_DerPreprocessor_20)))))) (exists ((v_prenex_119 (Array Int Int)) (v_prenex_110 (Array Int Int)) (v_prenex_111 (Array Int Int)) (v_prenex_112 (Array Int Int)) (|ULTIMATE.start_f_~k_ref~0#1.base| Int) (v_prenex_113 (Array Int Int)) (v_prenex_109 Int) (v_prenex_114 (Array Int Int)) (v_arrayElimCell_50 (Array Int Int)) (v_prenex_117 (Array Int Int))) (let ((.cse19 (store (store (store |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base| v_prenex_119) |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_117) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50)) (.cse18 (store (store (store (store |c_#memory_int| v_prenex_109 v_prenex_113) |ULTIMATE.start_f_~k_ref~0#1.base| v_prenex_112) |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_111) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50))) (let ((.cse20 (select .cse18 |ULTIMATE.start_f_~k_ref~0#1.base|)) (.cse21 (select .cse19 |ULTIMATE.start_f_~k_ref~0#1.base|)) (.cse17 (store (store (store |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base| v_prenex_114) |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_110) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50))) (and (= (select .cse17 |ULTIMATE.start_f_~k_ref~0#1.base|) v_prenex_114) (= (select .cse18 v_prenex_109) v_prenex_113) (= (select .cse18 |c_ULTIMATE.start_f_~i~0#1.base|) v_prenex_111) (= (select .cse19 |c_ULTIMATE.start_f_~i~0#1.base|) v_prenex_117) (= .cse20 .cse21) (= .cse20 v_prenex_112) (= v_prenex_119 .cse21) (= (select .cse17 |c_ULTIMATE.start_f_~i~0#1.base|) v_prenex_110)))))) .cse10) (and .cse10 (or (exists ((v_arrayElimCell_50 (Array Int Int))) (and (exists ((v_prenex_18 (Array Int Int))) (= v_prenex_18 (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_18) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50) |c_ULTIMATE.start_f_~i~0#1.base|))) (exists ((v_prenex_2 Int) (v_DerPreprocessor_22 (Array Int Int)) (v_DerPreprocessor_24 (Array Int Int))) (let ((.cse22 (store (store (store |c_#memory_int| v_prenex_2 v_DerPreprocessor_22) |c_ULTIMATE.start_f_~i~0#1.base| v_DerPreprocessor_24) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50))) (and (= (select .cse22 |c_ULTIMATE.start_f_~i~0#1.base|) v_DerPreprocessor_24) (= (select .cse22 v_prenex_2) v_DerPreprocessor_22)))) (exists ((v_prenex_141 (Array Int Int))) (= v_prenex_141 (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_141) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50) |c_ULTIMATE.start_f_~i~0#1.base|))))) (exists ((v_prenex_121 Int) (v_prenex_120 (Array Int Int)) (v_prenex_122 (Array Int Int)) (v_prenex_123 (Array Int Int)) (|ULTIMATE.start_f_~k_ref~0#1.base| Int) (v_prenex_124 (Array Int Int)) (v_prenex_125 (Array Int Int)) (v_arrayElimCell_50 (Array Int Int)) (v_prenex_127 (Array Int Int)) (v_prenex_128 (Array Int Int))) (let ((.cse23 (store (store (store (store |c_#memory_int| v_prenex_121 v_prenex_123) |ULTIMATE.start_f_~k_ref~0#1.base| v_prenex_125) |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_128) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50)) (.cse28 (store (store (store |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base| v_prenex_127) |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_124) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50)) (.cse29 (store (store (store |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base| v_prenex_122) |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_120) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50))) (let ((.cse25 (select .cse29 |c_ULTIMATE.start_f_~i~0#1.base|)) (.cse26 (select .cse28 |ULTIMATE.start_f_~k_ref~0#1.base|)) (.cse24 (select .cse29 |ULTIMATE.start_f_~k_ref~0#1.base|)) (.cse27 (select .cse23 |ULTIMATE.start_f_~k_ref~0#1.base|))) (and (= v_prenex_123 (select .cse23 v_prenex_121)) (= (select .cse23 |c_ULTIMATE.start_f_~i~0#1.base|) v_prenex_128) (= .cse24 .cse25) (= .cse26 .cse27) (= v_prenex_124 (select .cse28 |c_ULTIMATE.start_f_~i~0#1.base|)) (= .cse25 v_prenex_120) (= .cse26 v_prenex_127) (= .cse24 v_prenex_122) (= v_prenex_125 .cse27))))))) (exists ((v_arrayElimCell_50 (Array Int Int))) (and (= (select v_arrayElimCell_50 0) 0) (exists ((v_DerPreprocessor_30 (Array Int Int)) (v_prenex_12 (Array Int Int)) (|ULTIMATE.start_f_~k_ref~0#1.base| Int) (v_DerPreprocessor_29 (Array Int Int)) (v_prenex_11 (Array Int Int))) (let ((.cse31 (store (store (store |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base| v_DerPreprocessor_29) |c_ULTIMATE.start_f_~i~0#1.base| v_DerPreprocessor_30) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50))) (let ((.cse30 (store (store (store |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base| v_prenex_11) |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_12) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50)) (.cse32 (select .cse31 |c_ULTIMATE.start_f_~i~0#1.base|))) (and (= (select .cse30 |ULTIMATE.start_f_~k_ref~0#1.base|) (select |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base|)) (= (select .cse31 |ULTIMATE.start_f_~k_ref~0#1.base|) .cse32) (= (store .cse32 0 1) .cse5) (= (select .cse30 |c_ULTIMATE.start_f_~i~0#1.base|) v_prenex_12) (= v_DerPreprocessor_30 .cse32))))))))) .cse3) (and (or (and (exists ((v_prenex_170 (Array Int Int)) (v_prenex_171 (Array Int Int)) (|ULTIMATE.start_f_~k_ref~0#1.base| Int) (v_prenex_168 (Array Int Int)) (v_prenex_169 (Array Int Int)) (v_arrayElimCell_50 (Array Int Int))) (let ((.cse35 (store (store (store |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base| v_prenex_171) |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_168) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50))) (let ((.cse34 (store (store (store |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base| v_prenex_169) |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_170) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50)) (.cse33 (select .cse35 |c_ULTIMATE.start_f_~i~0#1.base|))) (and (= .cse33 v_arrayElimCell_50) (= (select .cse34 |ULTIMATE.start_f_~k_ref~0#1.base|) (select |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base|)) (not (= |c_ULTIMATE.start_f_~j~0#1.base| |ULTIMATE.start_f_~k_ref~0#1.base|)) (= (select .cse35 |ULTIMATE.start_f_~k_ref~0#1.base|) .cse33) (= (select v_arrayElimCell_50 0) 0) (= .cse5 (store .cse33 0 (+ (select .cse33 0) 1))) (= (select .cse34 |c_ULTIMATE.start_f_~i~0#1.base|) .cse33))))) .cse0) (and .cse0 .cse36) (and .cse0 .cse37)) .cse1) (and .cse0 (or (and (or (exists ((v_prenex_8 (Array Int Int)) (v_prenex_146 (Array Int Int)) (v_arrayElimCell_50 (Array Int Int))) (let ((.cse38 (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_146) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50) |c_ULTIMATE.start_f_~i~0#1.base|))) (and (= (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_8) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50) |c_ULTIMATE.start_f_~i~0#1.base|) .cse38) (= (select v_arrayElimCell_50 0) 0) (= .cse5 (store .cse38 0 (+ (select .cse38 0) 1)))))) (exists ((v_prenex_161 (Array Int Int)) (v_DerPreprocessor_27 (Array Int Int))) (let ((.cse39 (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_161) |c_ULTIMATE.start_f_~j~0#1.base| .cse7) |c_ULTIMATE.start_f_~i~0#1.base|))) (and (= .cse39 (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_DerPreprocessor_27) |c_ULTIMATE.start_f_~j~0#1.base| .cse7) |c_ULTIMATE.start_f_~i~0#1.base|)) (= .cse5 (store .cse39 0 (+ (select .cse39 0) 1))))))) .cse1) (and (exists ((v_prenex_10 (Array Int Int)) (v_prenex_156 (Array Int Int)) (v_arrayElimCell_50 (Array Int Int))) (let ((.cse40 (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_156) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50) |c_ULTIMATE.start_f_~i~0#1.base|))) (and (= (store .cse40 0 (+ (select .cse40 0) 1)) .cse5) (= (select v_arrayElimCell_50 0) 0) (= (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_10) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50) |c_ULTIMATE.start_f_~i~0#1.base|) .cse40)))) .cse1) (and (or .cse36 (exists ((v_prenex_170 (Array Int Int)) (v_prenex_171 (Array Int Int)) (|ULTIMATE.start_f_~k_ref~0#1.base| Int) (v_prenex_168 (Array Int Int)) (v_prenex_169 (Array Int Int)) (v_arrayElimCell_50 (Array Int Int))) (let ((.cse45 (store (store (store |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base| v_prenex_171) |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_168) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50)) (.cse44 (store (store (store |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base| v_prenex_169) |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_170) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50))) (let ((.cse41 (select .cse44 |ULTIMATE.start_f_~k_ref~0#1.base|)) (.cse42 (select .cse45 |ULTIMATE.start_f_~k_ref~0#1.base|)) (.cse43 (select .cse45 |c_ULTIMATE.start_f_~i~0#1.base|))) (and (= v_prenex_169 .cse41) (= .cse41 (select |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base|)) (= .cse42 .cse43) (= (select v_arrayElimCell_50 0) 0) (= v_prenex_171 .cse42) (= .cse5 (store .cse43 0 (+ (select .cse43 0) 1))) (= (select .cse44 |c_ULTIMATE.start_f_~i~0#1.base|) .cse43))))) (exists ((v_prenex_151 (Array Int Int)) (v_prenex_167 (Array Int Int)) (v_arrayElimCell_52 (Array Int Int))) (let ((.cse46 (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_151) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_52) |c_ULTIMATE.start_f_~i~0#1.base|))) (and (= (select v_arrayElimCell_52 0) 0) (= .cse5 (store .cse46 0 (+ (select .cse46 0) 1))) (= .cse46 (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_167) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_52) |c_ULTIMATE.start_f_~i~0#1.base|)) (= .cse46 v_arrayElimCell_52)))) (exists ((v_prenex_170 (Array Int Int)) (v_prenex_171 (Array Int Int)) (|ULTIMATE.start_f_~k_ref~0#1.base| Int) (v_prenex_168 (Array Int Int)) (v_prenex_169 (Array Int Int)) (v_arrayElimCell_50 (Array Int Int))) (let ((.cse48 (store (store (store |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base| v_prenex_171) |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_168) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50))) (let ((.cse47 (store (store (store |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base| v_prenex_169) |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_170) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50)) (.cse49 (select .cse48 |c_ULTIMATE.start_f_~i~0#1.base|))) (and (= (select .cse47 |ULTIMATE.start_f_~k_ref~0#1.base|) (select |c_#memory_int| |ULTIMATE.start_f_~k_ref~0#1.base|)) (not (= |c_ULTIMATE.start_f_~j~0#1.base| |ULTIMATE.start_f_~k_ref~0#1.base|)) (= (select .cse48 |ULTIMATE.start_f_~k_ref~0#1.base|) .cse49) (= (select v_arrayElimCell_50 0) 0) (= .cse5 (store .cse49 0 (+ (select .cse49 0) 1))) (= (select .cse47 |c_ULTIMATE.start_f_~i~0#1.base|) .cse49))))) .cse37) .cse1))) (and .cse0 .cse1 (exists ((v_prenex_10 (Array Int Int)) (v_prenex_156 (Array Int Int)) (v_arrayElimCell_50 (Array Int Int))) (let ((.cse50 (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_156) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50) |c_ULTIMATE.start_f_~i~0#1.base|))) (and (= (store .cse50 0 (+ (select .cse50 0) 1)) .cse5) (= (select v_arrayElimCell_50 0) 0) (= .cse50 v_arrayElimCell_50) (= (select (store (store |c_#memory_int| |c_ULTIMATE.start_f_~i~0#1.base| v_prenex_10) |c_ULTIMATE.start_f_~j~0#1.base| v_arrayElimCell_50) |c_ULTIMATE.start_f_~i~0#1.base|) .cse50))))))) (= |c_ULTIMATE.start_f_~i~0#1.offset| 0) (= (select .cse7 |c_ULTIMATE.start_f_~j~0#1.offset|) 0)))) is different from true [2023-11-06 22:31:23,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:31:23,979 INFO L93 Difference]: Finished difference Result 39 states and 42 transitions. [2023-11-06 22:31:23,979 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 39 states and 42 transitions. [2023-11-06 22:31:23,980 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 22:31:23,980 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 39 states to 0 states and 0 transitions. [2023-11-06 22:31:23,980 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-06 22:31:23,980 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-06 22:31:23,980 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-06 22:31:23,981 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:31:23,981 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:31:23,981 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:31:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-06 22:31:23,981 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:31:23,982 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-06 22:31:23,982 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:31:23,982 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 22:31:23,982 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-06 22:31:23,989 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.11 10:31:23 BoogieIcfgContainer [2023-11-06 22:31:23,989 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-06 22:31:23,990 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:31:23,990 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:31:23,990 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:31:23,990 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:30:21" (3/4) ... [2023-11-06 22:31:23,992 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:31:23,993 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:31:23,993 INFO L158 Benchmark]: Toolchain (without parser) took 63935.17ms. Allocated memory was 167.8MB in the beginning and 465.6MB in the end (delta: 297.8MB). Free memory was 122.4MB in the beginning and 311.2MB in the end (delta: -188.8MB). Peak memory consumption was 111.0MB. Max. memory is 16.1GB. [2023-11-06 22:31:23,993 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 167.8MB. Free memory is still 142.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:31:23,994 INFO L158 Benchmark]: CACSL2BoogieTranslator took 507.83ms. Allocated memory is still 167.8MB. Free memory was 121.6MB in the beginning and 106.0MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 22:31:23,994 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.91ms. Allocated memory is still 167.8MB. Free memory was 106.0MB in the beginning and 104.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:31:23,994 INFO L158 Benchmark]: Boogie Preprocessor took 46.79ms. Allocated memory is still 167.8MB. Free memory was 104.0MB in the beginning and 102.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:31:23,994 INFO L158 Benchmark]: RCFGBuilder took 458.70ms. Allocated memory is still 167.8MB. Free memory was 102.7MB in the beginning and 88.8MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:31:23,995 INFO L158 Benchmark]: BuchiAutomizer took 62840.50ms. Allocated memory was 167.8MB in the beginning and 465.6MB in the end (delta: 297.8MB). Free memory was 88.8MB in the beginning and 311.2MB in the end (delta: -222.4MB). Peak memory consumption was 77.5MB. Max. memory is 16.1GB. [2023-11-06 22:31:23,995 INFO L158 Benchmark]: Witness Printer took 3.18ms. Allocated memory is still 465.6MB. Free memory is still 311.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:31:23,998 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 167.8MB. Free memory is still 142.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 507.83ms. Allocated memory is still 167.8MB. Free memory was 121.6MB in the beginning and 106.0MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.91ms. Allocated memory is still 167.8MB. Free memory was 106.0MB in the beginning and 104.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.79ms. Allocated memory is still 167.8MB. Free memory was 104.0MB in the beginning and 102.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 458.70ms. Allocated memory is still 167.8MB. Free memory was 102.7MB in the beginning and 88.8MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 62840.50ms. Allocated memory was 167.8MB in the beginning and 465.6MB in the end (delta: 297.8MB). Free memory was 88.8MB in the beginning and 311.2MB in the end (delta: -222.4MB). Peak memory consumption was 77.5MB. Max. memory is 16.1GB. * Witness Printer took 3.18ms. Allocated memory is still 465.6MB. Free memory is still 311.2MB. 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: ArrayAccessExpression #memory_int[~j~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~j~0!base][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~i~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~i~0!base][0] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 7 terminating modules (4 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function NULL and consists of 4 locations. One deterministic module has affine ranking function (*k_ref + (-1 * *i)) and consists of 4 locations. One deterministic module has affine ranking function NULL and consists of 6 locations. 4 modules have a trivial ranking function, the largest among these consists of 19 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 62.7s and 8 iterations. TraceHistogramMax:2. Analysis of lassos took 47.0s. Construction of modules took 0.7s. Büchi inclusion checks took 14.8s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 5. Automata minimization 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 11 StatesRemovedByMinimization, 4 NontrivialMinimizations. 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 [2, 1, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 23 mSolverCounterUnknown, 115 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 114 mSDsluCounter, 261 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 27 IncrementalHoareTripleChecker+Unchecked, 184 mSDsCounter, 32 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 208 IncrementalHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 32 mSolverCounterUnsat, 77 mSDtfsCounter, 208 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc1 concLT0 SILN0 SILU2 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital805 mio100 ax103 hnf100 lsp94 ukn42 mio100 lsp22 div152 bol100 ite100 ukn100 eq169 hnf92 smp71 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 40ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-06 22:31:24,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (81)] Ended with exit code 0 [2023-11-06 22:31:24,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:24,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37dffa29-d875-4bd1-9b17-4d89be104a7d/bin/uautomizer-verify-WvqO1wxjHP/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