./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/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_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/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_077e8a86-712c-4326-b3fb-62861574a9ec/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 a88778e925af9c1a64b7e94f7ff093b6408bd8b2e5fbc09d91ee3e64112df49e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:57:47,736 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:57:47,890 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-06 22:57:47,902 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:57:47,906 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:57:47,958 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:57:47,960 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:57:47,961 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:57:47,963 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:57:47,970 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:57:47,971 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:57:47,972 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-06 22:57:47,973 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-06 22:57:47,975 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-06 22:57:47,976 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-06 22:57:47,977 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-06 22:57:47,977 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-06 22:57:47,979 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:57:47,979 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-06 22:57:47,980 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:57:47,981 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:57:47,982 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-06 22:57:47,982 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-06 22:57:47,983 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-06 22:57:47,984 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:57:47,984 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:57:47,985 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-06 22:57:47,986 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:57:47,986 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:57:47,987 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:57:47,989 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:57:47,990 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:57:47,990 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-06 22:57:47,991 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_077e8a86-712c-4326-b3fb-62861574a9ec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a88778e925af9c1a64b7e94f7ff093b6408bd8b2e5fbc09d91ee3e64112df49e [2023-11-06 22:57:48,385 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:57:48,431 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:57:48,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:57:48,436 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:57:48,437 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:57:48,439 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11.i [2023-11-06 22:57:52,431 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:57:52,801 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:57:52,802 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11.i [2023-11-06 22:57:52,810 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/data/8f6ea243c/ed5de722dccc461e80fe1aa2424a79f4/FLAG15ebaf44d [2023-11-06 22:57:52,830 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/data/8f6ea243c/ed5de722dccc461e80fe1aa2424a79f4 [2023-11-06 22:57:52,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:57:52,836 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:57:52,838 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:57:52,838 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:57:52,846 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:57:52,847 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:57:52" (1/1) ... [2023-11-06 22:57:52,849 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e748fc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:52, skipping insertion in model container [2023-11-06 22:57:52,849 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:57:52" (1/1) ... [2023-11-06 22:57:52,878 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:57:53,080 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:57:53,096 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:57:53,117 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:57:53,132 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:57:53,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:53 WrapperNode [2023-11-06 22:57:53,133 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:57:53,134 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:57:53,135 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:57:53,135 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:57:53,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:53" (1/1) ... [2023-11-06 22:57:53,153 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:53" (1/1) ... [2023-11-06 22:57:53,183 INFO L138 Inliner]: procedures = 11, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 36 [2023-11-06 22:57:53,183 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:57:53,184 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:57:53,185 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:57:53,185 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:57:53,197 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:53" (1/1) ... [2023-11-06 22:57:53,197 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:53" (1/1) ... [2023-11-06 22:57:53,200 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:53" (1/1) ... [2023-11-06 22:57:53,200 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:53" (1/1) ... [2023-11-06 22:57:53,206 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:53" (1/1) ... [2023-11-06 22:57:53,210 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:53" (1/1) ... [2023-11-06 22:57:53,212 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:53" (1/1) ... [2023-11-06 22:57:53,213 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:53" (1/1) ... [2023-11-06 22:57:53,216 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:57:53,217 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:57:53,218 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:57:53,218 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:57:53,219 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:53" (1/1) ... [2023-11-06 22:57:53,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:57:53,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:57:53,261 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:57:53,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-06 22:57:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:57:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2023-11-06 22:57:53,307 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2023-11-06 22:57:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 22:57:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:57:53,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:57:53,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:57:53,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:57:53,395 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:57:53,398 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:57:53,624 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:57:53,632 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:57:53,632 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:57:53,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:57:53 BoogieIcfgContainer [2023-11-06 22:57:53,635 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:57:53,637 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-06 22:57:53,637 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-06 22:57:53,643 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-06 22:57:53,644 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:57:53,644 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.11 10:57:52" (1/3) ... [2023-11-06 22:57:53,645 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@8dab9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 10:57:53, skipping insertion in model container [2023-11-06 22:57:53,646 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:57:53,646 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:57:53" (2/3) ... [2023-11-06 22:57:53,646 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@8dab9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 10:57:53, skipping insertion in model container [2023-11-06 22:57:53,647 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:57:53,647 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:57:53" (3/3) ... [2023-11-06 22:57:53,648 INFO L332 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex11.i [2023-11-06 22:57:53,726 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-06 22:57:53,726 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-06 22:57:53,726 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-06 22:57:53,727 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-06 22:57:53,727 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-06 22:57:53,727 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-06 22:57:53,727 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-06 22:57:53,728 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-06 22:57:53,734 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:57:53,769 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-06 22:57:53,769 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:57:53,771 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:57:53,780 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-06 22:57:53,781 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:57:53,782 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-06 22:57:53,786 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:57:53,792 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-06 22:57:53,793 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:57:53,793 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:57:53,794 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-06 22:57:53,794 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:57:53,806 INFO L748 eck$LassoCheckResult]: Stem: 10#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem8#1, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~nondet7#1;call write~int(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 11#L28-3true [2023-11-06 22:57:53,807 INFO L750 eck$LassoCheckResult]: Loop: 11#L28-3true call main_#t~mem8#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 9#L28-1true assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 6#L32true assume !(main_#t~mem11#1 < 0);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 7#L36true call main_#t~ret12#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 13#$Ultimate##0true ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 8#L9true assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0; 16#recFINALtrue assume true; 14#recEXITtrue >#38#return; 12#L36-1true call write~int(main_#t~mem13#1 + (if -1 == main_#t~ret12#1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1;havoc main_~pp~0#1.base, main_~pp~0#1.offset; 11#L28-3true [2023-11-06 22:57:53,824 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:57:53,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 1 times [2023-11-06 22:57:53,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:57:53,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074386364] [2023-11-06 22:57:53,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:57:53,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:57:54,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:57:54,046 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:57:54,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:57:54,102 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:57:54,106 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:57:54,107 INFO L85 PathProgramCache]: Analyzing trace with hash 730073095, now seen corresponding path program 1 times [2023-11-06 22:57:54,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:57:54,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432826914] [2023-11-06 22:57:54,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:57:54,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:57:54,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:54,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-06 22:57:54,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:57:54,792 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 22:57:54,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:57:54,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432826914] [2023-11-06 22:57:54,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432826914] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:57:54,794 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:57:54,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:57:54,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662148893] [2023-11-06 22:57:54,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:57:54,802 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-06 22:57:54,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:57:54,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:57:54,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:57:54,848 INFO L87 Difference]: Start difference. First operand has 17 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 7 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 6 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-06 22:57:55,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:57:55,014 INFO L93 Difference]: Finished difference Result 19 states and 22 transitions. [2023-11-06 22:57:55,016 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 22 transitions. [2023-11-06 22:57:55,020 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-06 22:57:55,029 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 15 states and 17 transitions. [2023-11-06 22:57:55,030 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2023-11-06 22:57:55,031 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2023-11-06 22:57:55,032 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 17 transitions. [2023-11-06 22:57:55,034 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:57:55,035 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 17 transitions. [2023-11-06 22:57:55,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 17 transitions. [2023-11-06 22:57:55,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2023-11-06 22:57:55,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-06 22:57:55,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 17 transitions. [2023-11-06 22:57:55,080 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 17 transitions. [2023-11-06 22:57:55,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:57:55,088 INFO L428 stractBuchiCegarLoop]: Abstraction has 15 states and 17 transitions. [2023-11-06 22:57:55,088 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-06 22:57:55,088 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 17 transitions. [2023-11-06 22:57:55,090 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-06 22:57:55,090 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:57:55,090 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:57:55,092 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-06 22:57:55,092 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:57:55,093 INFO L748 eck$LassoCheckResult]: Stem: 66#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 60#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem8#1, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~nondet7#1;call write~int(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 61#L28-3 [2023-11-06 22:57:55,093 INFO L750 eck$LassoCheckResult]: Loop: 61#L28-3 call main_#t~mem8#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 65#L28-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 62#L32 assume !(main_#t~mem11#1 < 0);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 56#L36 call main_#t~ret12#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 59#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 63#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~op.base, ~op.offset, 4);call write~int(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~op.base, ~op.offset); 57#L19 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 59#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 63#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0; 64#recFINAL assume true; 67#recEXIT >#36#return; 55#L19-1 #res := #t~ret5;havoc #t~ret5; 58#recFINAL assume true; 69#recEXIT >#38#return; 68#L36-1 call write~int(main_#t~mem13#1 + (if -1 == main_#t~ret12#1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1;havoc main_~pp~0#1.base, main_~pp~0#1.offset; 61#L28-3 [2023-11-06 22:57:55,094 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:57:55,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 2 times [2023-11-06 22:57:55,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:57:55,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397304377] [2023-11-06 22:57:55,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:57:55,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:57:55,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:57:55,111 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:57:55,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:57:55,122 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:57:55,123 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:57:55,124 INFO L85 PathProgramCache]: Analyzing trace with hash -178448253, now seen corresponding path program 1 times [2023-11-06 22:57:55,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:57:55,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882711778] [2023-11-06 22:57:55,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:57:55,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:57:55,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:57:55,288 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:57:55,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:57:55,384 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:57:55,390 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:57:55,390 INFO L85 PathProgramCache]: Analyzing trace with hash 761182081, now seen corresponding path program 1 times [2023-11-06 22:57:55,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:57:55,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105018629] [2023-11-06 22:57:55,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:57:55,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:57:55,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:57:55,480 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:57:55,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:57:55,557 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:58:00,382 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:58:00,382 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:58:00,382 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:58:00,383 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:58:00,383 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 22:58:00,383 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:00,383 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:58:00,384 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:58:00,384 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11.i_Iteration2_Lasso [2023-11-06 22:58:00,384 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:58:00,384 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:58:00,441 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 22:58:00,451 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 22:58:00,454 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 22:58:00,459 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 22:58:00,462 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 22:58:00,465 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 22:58:01,294 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 22:58:01,301 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 22:58:01,304 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 22:58:01,308 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 22:58:01,312 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 22:58:01,315 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 22:58:01,325 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 22:58:01,329 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 22:58:01,709 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:58:01,715 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 22:58:01,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:01,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:01,725 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:01,741 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 22:58:01,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-06 22:58:01,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:01,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:01,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:01,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:01,761 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:01,764 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:01,764 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:01,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:01,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2023-11-06 22:58:01,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:01,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:01,789 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:01,798 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 22:58:01,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:01,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-06 22:58:01,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:01,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:01,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:01,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:01,818 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:01,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:01,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:01,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:01,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:01,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:01,851 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:01,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-06 22:58:01,856 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 22:58:01,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:01,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:01,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:01,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:01,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:01,876 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:01,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:01,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:01,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:01,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:01,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:01,900 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:01,916 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 22:58:01,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:01,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:01,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:01,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:01,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:01,935 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:01,936 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:01,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-06 22:58:01,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:01,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:01,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:01,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:01,961 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:01,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-06 22:58:01,968 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 22:58:01,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:01,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:01,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:01,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:01,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:01,989 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:01,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:02,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:02,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:02,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:02,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:02,029 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:02,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-06 22:58:02,038 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 22:58:02,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:02,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:02,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:02,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:02,066 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:58:02,066 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:58:02,084 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 22:58:02,111 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2023-11-06 22:58:02,111 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2023-11-06 22:58:02,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:02,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:02,153 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:02,155 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 22:58:02,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-06 22:58:02,177 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-06 22:58:02,177 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 22:58:02,178 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~qq~0#1.base) 0)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~qq~0#1.base) 0)_1 Supporting invariants [] [2023-11-06 22:58:02,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-11-06 22:58:02,220 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-06 22:58:02,227 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~qq~0!base] could not be translated [2023-11-06 22:58:02,228 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~qq~0!base][0] could not be translated [2023-11-06 22:58:02,261 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:02,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:58:02,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 22:58:02,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:58:02,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:58:02,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 48 conjunts are in the unsatisfiable core [2023-11-06 22:58:02,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:58:02,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:58:02,476 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 23 treesize of output 16 [2023-11-06 22:58:02,488 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-11-06 22:58:02,488 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 11 treesize of output 11 [2023-11-06 22:58:02,532 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 22 treesize of output 10 [2023-11-06 22:58:02,643 INFO L322 Elim1Store]: treesize reduction 21, result has 41.7 percent of original size [2023-11-06 22:58:02,644 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 1 case distinctions, treesize of input 36 treesize of output 28 [2023-11-06 22:58:03,066 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:58:03,070 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 13 loop predicates [2023-11-06 22:58:03,073 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 17 transitions. cyclomatic complexity: 4 Second operand has 14 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 10 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:58:03,746 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 17 transitions. cyclomatic complexity: 4. Second operand has 14 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 10 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 56 states and 65 transitions. Complement of second has 42 states. [2023-11-06 22:58:03,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 14 states 1 stem states 12 non-accepting loop states 1 accepting loop states [2023-11-06 22:58:03,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 10 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:58:03,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 21 transitions. [2023-11-06 22:58:03,756 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 21 transitions. Stem has 2 letters. Loop has 15 letters. [2023-11-06 22:58:03,758 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:58:03,758 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 21 transitions. Stem has 17 letters. Loop has 15 letters. [2023-11-06 22:58:03,759 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:58:03,759 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 21 transitions. Stem has 2 letters. Loop has 30 letters. [2023-11-06 22:58:03,761 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:58:03,766 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 65 transitions. [2023-11-06 22:58:03,771 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-06 22:58:03,774 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 37 states and 43 transitions. [2023-11-06 22:58:03,775 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2023-11-06 22:58:03,775 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2023-11-06 22:58:03,775 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 43 transitions. [2023-11-06 22:58:03,776 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 22:58:03,776 INFO L218 hiAutomatonCegarLoop]: Abstraction has 37 states and 43 transitions. [2023-11-06 22:58:03,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states and 43 transitions. [2023-11-06 22:58:03,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 26. [2023-11-06 22:58:03,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 19 states have internal predecessors, (22), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-06 22:58:03,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 30 transitions. [2023-11-06 22:58:03,782 INFO L240 hiAutomatonCegarLoop]: Abstraction has 26 states and 30 transitions. [2023-11-06 22:58:03,782 INFO L428 stractBuchiCegarLoop]: Abstraction has 26 states and 30 transitions. [2023-11-06 22:58:03,782 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-06 22:58:03,782 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 30 transitions. [2023-11-06 22:58:03,784 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-06 22:58:03,784 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:58:03,784 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:58:03,784 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-06 22:58:03,785 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-06 22:58:03,785 INFO L748 eck$LassoCheckResult]: Stem: 291#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 281#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem8#1, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~nondet7#1;call write~int(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 282#L28-3 call main_#t~mem8#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 289#L28-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 283#L32 assume !(main_#t~mem11#1 < 0);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 278#L36 call main_#t~ret12#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 279#$Ultimate##0 [2023-11-06 22:58:03,785 INFO L750 eck$LassoCheckResult]: Loop: 279#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 287#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~op.base, ~op.offset, 4);call write~int(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~op.base, ~op.offset); 277#L19 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 279#$Ultimate##0 [2023-11-06 22:58:03,786 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:03,786 INFO L85 PathProgramCache]: Analyzing trace with hash 1126238996, now seen corresponding path program 1 times [2023-11-06 22:58:03,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:03,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785019846] [2023-11-06 22:58:03,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:03,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:03,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:03,803 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:58:03,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:03,816 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:58:03,817 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:03,817 INFO L85 PathProgramCache]: Analyzing trace with hash 29950, now seen corresponding path program 1 times [2023-11-06 22:58:03,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:03,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86867842] [2023-11-06 22:58:03,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:03,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:03,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:03,830 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:58:03,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:03,840 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:58:03,841 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:03,841 INFO L85 PathProgramCache]: Analyzing trace with hash -498586357, now seen corresponding path program 1 times [2023-11-06 22:58:03,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:03,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784374222] [2023-11-06 22:58:03,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:03,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:03,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:03,870 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:58:03,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:03,904 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:58:04,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:05,274 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:58:05,274 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:58:05,274 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:58:05,275 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:58:05,275 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 22:58:05,275 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:05,275 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:58:05,275 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:58:05,275 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11.i_Iteration3_Lasso [2023-11-06 22:58:05,275 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:58:05,275 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:58:05,279 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 22:58:05,283 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 22:58:05,286 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 22:58:05,288 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 22:58:05,291 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 22:58:05,294 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 22:58:05,297 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 22:58:05,300 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 22:58:05,303 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 22:58:05,306 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 22:58:05,309 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 22:58:05,311 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 22:58:05,319 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 22:58:05,640 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 22:58:05,644 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 22:58:05,648 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 22:58:05,651 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 22:58:05,655 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 22:58:05,658 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 22:58:05,661 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 22:58:05,664 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 22:58:05,667 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 22:58:05,669 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 22:58:05,672 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 22:58:05,675 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 22:58:05,677 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 22:58:05,680 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 22:58:06,184 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:58:06,184 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 22:58:06,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:06,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:06,187 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:06,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-06 22:58:06,196 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 22:58:06,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:06,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:06,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:06,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:06,210 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:06,210 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:06,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:06,212 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:06,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:06,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:06,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:06,219 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:06,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-06 22:58:06,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:58:06,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:06,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:06,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:06,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:06,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:06,240 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:06,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:06,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:06,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:06,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:06,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:06,280 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:06,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-06 22:58:06,296 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 22:58:06,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:06,309 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:06,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:06,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:06,310 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:06,311 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:06,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:06,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:06,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:06,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:06,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:06,320 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:06,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-06 22:58:06,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:58:06,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:06,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:06,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:06,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:06,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:06,344 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:06,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:06,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:06,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:06,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:06,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:06,384 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:06,399 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 22:58:06,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-06 22:58:06,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:06,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:06,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:06,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:06,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:06,415 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:06,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:06,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:06,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:06,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:06,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:06,424 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:06,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-06 22:58:06,429 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 22:58:06,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:06,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:06,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:06,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:06,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:06,443 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:06,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:06,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:06,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:06,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:06,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:06,485 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:06,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:58:06,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-06 22:58:06,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:06,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:06,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:06,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:06,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:06,517 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:06,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:06,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:06,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:06,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:06,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:06,535 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:06,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-06 22:58:06,538 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 22:58:06,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:06,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:06,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:06,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:06,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:06,552 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:06,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:06,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:06,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:06,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:06,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:06,560 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:06,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-06 22:58:06,563 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 22:58:06,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:06,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:06,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:06,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:06,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:06,577 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:06,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:06,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:06,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:06,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:06,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:06,586 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:06,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-06 22:58:06,590 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 22:58:06,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:06,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:06,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:06,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:06,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:06,604 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:06,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:06,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:06,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:06,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:06,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:06,611 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:06,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-06 22:58:06,615 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 22:58:06,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:06,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:06,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:06,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:06,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:06,628 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:06,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:06,629 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:06,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:06,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:06,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:06,635 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:06,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-06 22:58:06,642 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 22:58:06,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:06,654 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:06,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:06,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:06,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:06,655 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:06,655 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:06,656 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:06,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:06,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:06,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:06,661 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:06,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-06 22:58:06,666 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 22:58:06,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:06,677 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2023-11-06 22:58:06,678 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-06 22:58:06,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:06,691 INFO L401 nArgumentSynthesizer]: We have 28 Motzkin's Theorem applications. [2023-11-06 22:58:06,691 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-06 22:58:06,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:06,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:06,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:06,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:06,731 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:06,741 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 22:58:06,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-06 22:58:06,755 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:06,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:06,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:06,755 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:06,758 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:58:06,758 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:58:06,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:06,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2023-11-06 22:58:06,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:06,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:06,782 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:06,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-06 22:58:06,786 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 22:58:06,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:06,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:06,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:06,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:06,800 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:58:06,800 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:58:06,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:06,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:06,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:06,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:06,835 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:06,843 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 22:58:06,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-06 22:58:06,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:06,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:06,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:06,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:06,857 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:58:06,857 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:58:06,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:06,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2023-11-06 22:58:06,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:06,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:06,874 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:06,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-06 22:58:06,877 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 22:58:06,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:06,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:06,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:06,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:06,891 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:58:06,892 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:58:06,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:06,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:06,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:06,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:06,902 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:06,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-06 22:58:06,906 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 22:58:06,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:06,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:06,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:06,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:06,922 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:58:06,922 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:58:06,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:06,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:06,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:06,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:06,933 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:06,942 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 22:58:06,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-06 22:58:06,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:06,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:06,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:06,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:06,966 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:58:06,967 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:58:06,989 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 22:58:07,024 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2023-11-06 22:58:07,024 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2023-11-06 22:58:07,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:07,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:07,026 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:07,030 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 22:58:07,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-06 22:58:07,055 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-06 22:58:07,055 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 22:58:07,055 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int rec_#in~op.base) 0)_1) = 2*v_rep(select (select #memory_int rec_#in~op.base) 0)_1 + 1 Supporting invariants [] [2023-11-06 22:58:07,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:07,078 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-06 22:58:07,086 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[#in~op!base] could not be translated [2023-11-06 22:58:07,086 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[#in~op!base][0] could not be translated [2023-11-06 22:58:07,116 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:58:07,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 22:58:07,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:58:07,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:58:07,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-06 22:58:07,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:58:07,272 INFO L322 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-11-06 22:58:07,273 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 1 case distinctions, treesize of input 47 treesize of output 31 [2023-11-06 22:58:07,301 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 22:58:07,302 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 22:58:07,302 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 30 transitions. cyclomatic complexity: 7 Second operand has 5 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:58:07,424 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 30 transitions. cyclomatic complexity: 7. Second operand has 5 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 56 states and 65 transitions. Complement of second has 15 states. [2023-11-06 22:58:07,429 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 22:58:07,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:58:07,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 11 transitions. [2023-11-06 22:58:07,432 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 6 letters. Loop has 3 letters. [2023-11-06 22:58:07,432 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:58:07,432 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 9 letters. Loop has 3 letters. [2023-11-06 22:58:07,433 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:58:07,433 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 6 letters. Loop has 6 letters. [2023-11-06 22:58:07,435 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:58:07,435 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 65 transitions. [2023-11-06 22:58:07,441 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-06 22:58:07,448 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 38 states and 46 transitions. [2023-11-06 22:58:07,449 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2023-11-06 22:58:07,450 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2023-11-06 22:58:07,450 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 46 transitions. [2023-11-06 22:58:07,450 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 22:58:07,450 INFO L218 hiAutomatonCegarLoop]: Abstraction has 38 states and 46 transitions. [2023-11-06 22:58:07,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states and 46 transitions. [2023-11-06 22:58:07,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2023-11-06 22:58:07,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 29 states have internal predecessors, (30), 8 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 6 states have call successors, (8) [2023-11-06 22:58:07,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 46 transitions. [2023-11-06 22:58:07,462 INFO L240 hiAutomatonCegarLoop]: Abstraction has 38 states and 46 transitions. [2023-11-06 22:58:07,462 INFO L428 stractBuchiCegarLoop]: Abstraction has 38 states and 46 transitions. [2023-11-06 22:58:07,463 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-06 22:58:07,463 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 46 transitions. [2023-11-06 22:58:07,466 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-06 22:58:07,467 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:58:07,467 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:58:07,469 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:58:07,469 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-06 22:58:07,470 INFO L748 eck$LassoCheckResult]: Stem: 452#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 445#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem8#1, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~nondet7#1;call write~int(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 446#L28-3 call main_#t~mem8#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 451#L28-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 443#L32 assume !(main_#t~mem11#1 < 0);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 444#L36 call main_#t~ret12#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 447#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 467#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~op.base, ~op.offset, 4);call write~int(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~op.base, ~op.offset); 433#L19 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 441#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 464#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0; 461#recFINAL assume true; 456#recEXIT >#36#return; 457#L19-1 #res := #t~ret5;havoc #t~ret5; 463#recFINAL assume true; 462#recEXIT >#38#return; 458#L36-1 call write~int(main_#t~mem13#1 + (if -1 == main_#t~ret12#1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1;havoc main_~pp~0#1.base, main_~pp~0#1.offset; 459#L28-3 call main_#t~mem8#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 450#L28-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 442#L32 assume !(main_#t~mem11#1 < 0);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 439#L36 call main_#t~ret12#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 440#$Ultimate##0 [2023-11-06 22:58:07,470 INFO L750 eck$LassoCheckResult]: Loop: 440#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 448#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~op.base, ~op.offset, 4);call write~int(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~op.base, ~op.offset); 438#L19 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 440#$Ultimate##0 [2023-11-06 22:58:07,470 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:07,471 INFO L85 PathProgramCache]: Analyzing trace with hash 1749823186, now seen corresponding path program 2 times [2023-11-06 22:58:07,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:07,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927445613] [2023-11-06 22:58:07,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:07,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:07,543 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:58:07,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:07,605 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:58:07,613 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:07,613 INFO L85 PathProgramCache]: Analyzing trace with hash 29950, now seen corresponding path program 2 times [2023-11-06 22:58:07,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:07,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029880657] [2023-11-06 22:58:07,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:07,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:07,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:07,627 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:58:07,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:07,634 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:58:07,635 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:07,635 INFO L85 PathProgramCache]: Analyzing trace with hash 964462733, now seen corresponding path program 3 times [2023-11-06 22:58:07,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:07,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134570721] [2023-11-06 22:58:07,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:07,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:07,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:07,669 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:58:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:07,700 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:58:08,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2023-11-06 22:58:12,242 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:58:12,242 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:58:12,243 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:58:12,243 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:58:12,243 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 22:58:12,243 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:12,243 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:58:12,243 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:58:12,243 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11.i_Iteration4_Lasso [2023-11-06 22:58:12,243 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:58:12,243 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:58:12,247 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 22:58:12,251 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 22:58:12,253 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 22:58:12,255 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 22:58:12,257 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 22:58:12,259 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 22:58:12,261 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 22:58:12,263 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 22:58:12,265 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 22:58:12,268 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 22:58:12,270 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 22:58:12,272 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 22:58:12,274 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 22:58:12,276 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 22:58:12,278 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 22:58:12,280 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 22:58:12,281 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 22:58:12,284 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 22:58:12,286 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 22:58:12,287 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 22:58:12,289 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 22:58:12,292 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 22:58:12,293 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 22:58:12,296 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 22:58:12,299 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 22:58:12,630 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 22:58:12,632 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 22:58:13,490 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:58:13,490 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 22:58:13,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:13,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:13,497 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:13,510 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 22:58:13,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-06 22:58:13,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:13,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:13,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:13,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:13,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:13,523 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:13,524 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:13,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:13,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-06 22:58:13,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:13,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:13,529 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:13,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-06 22:58:13,532 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 22:58:13,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:13,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:13,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:13,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:13,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:13,544 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:13,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:13,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:13,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:13,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:13,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:13,550 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:13,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-06 22:58:13,554 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 22:58:13,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:13,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:13,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:13,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:13,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:13,566 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:13,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:13,585 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:13,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2023-11-06 22:58:13,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:13,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:13,590 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:13,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-06 22:58:13,596 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 22:58:13,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:13,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:13,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:13,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:13,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:13,611 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:13,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:13,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:13,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2023-11-06 22:58:13,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:13,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:13,618 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:13,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-06 22:58:13,622 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 22:58:13,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:13,635 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:13,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:13,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:13,635 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:13,635 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:13,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:13,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:13,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:13,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:13,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:13,642 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:13,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-06 22:58:13,646 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 22:58:13,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:13,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:13,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:13,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:13,660 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:13,661 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:13,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:13,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:13,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:13,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:13,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:13,667 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:13,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-06 22:58:13,671 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 22:58:13,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:13,683 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:13,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:13,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:13,683 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:13,684 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:13,684 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:13,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:13,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:13,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:13,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:13,801 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:13,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-06 22:58:13,856 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 22:58:13,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:13,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:13,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:13,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:13,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:13,874 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:13,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:13,889 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:13,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:13,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:13,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:13,895 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:13,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-06 22:58:13,902 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 22:58:13,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:13,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:13,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:13,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:13,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:13,918 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:13,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:13,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:13,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:13,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:13,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:13,933 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:13,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-06 22:58:13,938 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 22:58:13,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:13,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:13,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:13,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:13,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:13,954 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:13,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:13,977 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:13,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:13,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:13,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:13,983 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:13,990 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 22:58:14,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-06 22:58:14,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:14,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:14,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:14,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,006 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:14,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:14,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:14,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:14,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,033 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,045 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 22:58:14,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-06 22:58:14,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:14,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:14,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:14,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,060 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:14,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:14,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:14,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:14,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,079 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,082 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 22:58:14,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-06 22:58:14,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:14,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:14,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:14,096 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,097 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:14,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:14,113 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:14,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:14,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,123 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,130 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 22:58:14,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:14,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:14,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:14,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,144 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:14,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:14,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-06 22:58:14,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:14,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:14,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,158 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,162 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 22:58:14,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-06 22:58:14,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:14,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:14,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:14,176 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,177 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:14,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:14,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:14,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:14,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,210 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,216 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 22:58:14,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-06 22:58:14,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:14,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:14,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:14,230 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,230 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:14,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:14,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:14,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:14,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,251 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,255 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 22:58:14,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-06 22:58:14,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:14,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:14,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:14,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,270 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:14,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:14,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:14,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:14,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,302 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,306 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 22:58:14,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-06 22:58:14,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:14,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:14,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:14,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:14,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:14,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:14,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:14,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,335 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,338 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 22:58:14,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-06 22:58:14,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:14,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:14,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:14,349 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,350 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:14,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:14,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:14,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:14,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,366 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,368 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 22:58:14,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-06 22:58:14,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:14,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:14,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:14,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,379 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:14,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:14,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:14,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-11-06 22:58:14,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,385 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-06 22:58:14,388 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 22:58:14,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,398 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:14,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:14,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:14,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,399 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:14,399 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:14,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:14,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-11-06 22:58:14,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,404 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-06 22:58:14,407 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 22:58:14,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,417 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:14,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:14,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:14,418 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,418 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:14,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:14,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:14,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2023-11-06 22:58:14,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,424 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-06 22:58:14,426 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 22:58:14,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:14,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:14,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:14,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,437 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:14,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:14,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:14,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2023-11-06 22:58:14,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,444 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-06 22:58:14,446 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 22:58:14,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:58:14,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:14,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:14,458 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,458 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:58:14,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:58:14,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:14,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:14,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,464 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-06 22:58:14,467 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 22:58:14,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:14,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:14,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,479 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:58:14,479 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:58:14,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:14,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2023-11-06 22:58:14,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,486 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-06 22:58:14,488 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 22:58:14,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:14,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:14,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,502 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:58:14,502 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:58:14,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:14,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-11-06 22:58:14,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,512 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-06 22:58:14,514 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 22:58:14,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:14,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:14,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,527 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:58:14,527 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:58:14,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:14,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2023-11-06 22:58:14,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,537 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-06 22:58:14,539 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 22:58:14,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:14,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:14,550 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,552 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:58:14,552 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:58:14,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:14,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2023-11-06 22:58:14,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,561 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-06 22:58:14,563 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 22:58:14,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:14,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:14,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,576 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:58:14,576 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:58:14,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:14,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:14,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,585 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-06 22:58:14,587 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 22:58:14,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,597 INFO L203 nArgumentSynthesizer]: 16 stem disjuncts [2023-11-06 22:58:14,597 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-06 22:58:14,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,632 INFO L401 nArgumentSynthesizer]: We have 76 Motzkin's Theorem applications. [2023-11-06 22:58:14,632 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-06 22:58:14,697 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:14,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2023-11-06 22:58:14,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,702 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,710 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 22:58:14,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:14,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:14,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-06 22:58:14,725 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:58:14,725 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:58:14,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:58:14,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:14,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,750 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,757 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 22:58:14,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-06 22:58:14,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:58:14,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:58:14,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:58:14,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:58:14,775 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:58:14,775 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:58:14,795 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 22:58:14,822 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2023-11-06 22:58:14,822 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2023-11-06 22:58:14,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:14,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:14,826 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:14,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-06 22:58:14,829 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 22:58:14,840 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-06 22:58:14,840 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 22:58:14,840 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int rec_#in~op.base) 0)_2) = 2*v_rep(select (select #memory_int rec_#in~op.base) 0)_2 + 1 Supporting invariants [] [2023-11-06 22:58:14,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2023-11-06 22:58:14,858 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-06 22:58:14,860 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[#in~op!base] could not be translated [2023-11-06 22:58:14,860 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[#in~op!base][0] could not be translated [2023-11-06 22:58:14,886 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:14,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:58:14,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-06 22:58:14,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:58:15,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:58:15,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-06 22:58:15,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:58:15,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-06 22:58:15,295 INFO L322 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-11-06 22:58:15,296 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 1 case distinctions, treesize of input 47 treesize of output 31 [2023-11-06 22:58:15,328 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 22:58:15,328 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 3 loop predicates [2023-11-06 22:58:15,329 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 46 transitions. cyclomatic complexity: 12 Second operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:58:15,496 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 46 transitions. cyclomatic complexity: 12. Second operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 45 states and 53 transitions. Complement of second has 15 states. [2023-11-06 22:58:15,498 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 22:58:15,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:58:15,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 11 transitions. [2023-11-06 22:58:15,500 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 21 letters. Loop has 3 letters. [2023-11-06 22:58:15,500 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:58:15,500 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-06 22:58:15,532 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:15,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:58:15,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-06 22:58:15,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:58:15,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:58:15,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-06 22:58:15,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:58:15,839 INFO L322 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-11-06 22:58:15,840 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 1 case distinctions, treesize of input 47 treesize of output 31 [2023-11-06 22:58:15,870 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 22:58:15,871 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.3 stem predicates 3 loop predicates [2023-11-06 22:58:15,871 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 46 transitions. cyclomatic complexity: 12 Second operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:58:15,986 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 46 transitions. cyclomatic complexity: 12. Second operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 45 states and 53 transitions. Complement of second has 15 states. [2023-11-06 22:58:15,987 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 22:58:15,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:58:15,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 11 transitions. [2023-11-06 22:58:15,991 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 21 letters. Loop has 3 letters. [2023-11-06 22:58:15,991 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:58:15,991 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-06 22:58:16,018 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:58:16,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-06 22:58:16,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:58:16,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:58:16,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-06 22:58:16,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:58:16,376 INFO L322 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-11-06 22:58:16,377 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 1 case distinctions, treesize of input 47 treesize of output 31 [2023-11-06 22:58:16,410 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 22:58:16,411 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.3 stem predicates 3 loop predicates [2023-11-06 22:58:16,411 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 46 transitions. cyclomatic complexity: 12 Second operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:58:16,610 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 46 transitions. cyclomatic complexity: 12. Second operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 60 states and 69 transitions. Complement of second has 16 states. [2023-11-06 22:58:16,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 3 stem states 3 non-accepting loop states 1 accepting loop states [2023-11-06 22:58:16,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-06 22:58:16,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 21 transitions. [2023-11-06 22:58:16,615 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 21 transitions. Stem has 21 letters. Loop has 3 letters. [2023-11-06 22:58:16,616 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:58:16,616 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 21 transitions. Stem has 24 letters. Loop has 3 letters. [2023-11-06 22:58:16,617 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:58:16,617 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 21 transitions. Stem has 21 letters. Loop has 6 letters. [2023-11-06 22:58:16,617 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:58:16,618 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 69 transitions. [2023-11-06 22:58:16,620 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 22:58:16,620 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 0 states and 0 transitions. [2023-11-06 22:58:16,621 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-06 22:58:16,621 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-06 22:58:16,621 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-06 22:58:16,621 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:58:16,621 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:58:16,621 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:58:16,622 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:58:16,622 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-06 22:58:16,622 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:58:16,622 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 22:58:16,622 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-06 22:58:16,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.11 10:58:16 BoogieIcfgContainer [2023-11-06 22:58:16,631 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-06 22:58:16,631 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:58:16,631 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:58:16,632 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:58:16,632 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:57:53" (3/4) ... [2023-11-06 22:58:16,635 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:58:16,636 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:58:16,637 INFO L158 Benchmark]: Toolchain (without parser) took 23800.95ms. Allocated memory was 169.9MB in the beginning and 247.5MB in the end (delta: 77.6MB). Free memory was 137.4MB in the beginning and 107.1MB in the end (delta: 30.2MB). Peak memory consumption was 110.4MB. Max. memory is 16.1GB. [2023-11-06 22:58:16,637 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 123.7MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:58:16,638 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.74ms. Allocated memory is still 169.9MB. Free memory was 137.4MB in the beginning and 127.2MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-06 22:58:16,638 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.10ms. Allocated memory is still 169.9MB. Free memory was 127.2MB in the beginning and 125.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:58:16,639 INFO L158 Benchmark]: Boogie Preprocessor took 31.98ms. Allocated memory is still 169.9MB. Free memory was 125.7MB in the beginning and 124.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:58:16,639 INFO L158 Benchmark]: RCFGBuilder took 418.30ms. Allocated memory is still 169.9MB. Free memory was 124.5MB in the beginning and 112.5MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:58:16,640 INFO L158 Benchmark]: BuchiAutomizer took 22993.90ms. Allocated memory was 169.9MB in the beginning and 247.5MB in the end (delta: 77.6MB). Free memory was 112.5MB in the beginning and 107.1MB in the end (delta: 5.4MB). Peak memory consumption was 85.2MB. Max. memory is 16.1GB. [2023-11-06 22:58:16,640 INFO L158 Benchmark]: Witness Printer took 4.76ms. Allocated memory is still 247.5MB. Free memory is still 107.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:58:16,643 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 123.7MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.74ms. Allocated memory is still 169.9MB. Free memory was 137.4MB in the beginning and 127.2MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.10ms. Allocated memory is still 169.9MB. Free memory was 127.2MB in the beginning and 125.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.98ms. Allocated memory is still 169.9MB. Free memory was 125.7MB in the beginning and 124.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 418.30ms. Allocated memory is still 169.9MB. Free memory was 124.5MB in the beginning and 112.5MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 22993.90ms. Allocated memory was 169.9MB in the beginning and 247.5MB in the end (delta: 77.6MB). Free memory was 112.5MB in the beginning and 107.1MB in the end (delta: 5.4MB). Peak memory consumption was 85.2MB. Max. memory is 16.1GB. * Witness Printer took 4.76ms. Allocated memory is still 247.5MB. Free memory is still 107.1MB. 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[~qq~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~qq~0!base][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[#in~op!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[#in~op!base][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[#in~op!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[#in~op!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 4 terminating modules (1 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function NULL and consists of 14 locations. One deterministic module has affine ranking function NULL and consists of 6 locations. One nondeterministic module has affine ranking function NULL and consists of 7 locations. 1 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 22.9s and 5 iterations. TraceHistogramMax:2. Analysis of lassos took 18.8s. Construction of modules took 0.4s. Büchi inclusion checks took 3.4s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 11 StatesRemovedByMinimization, 1 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, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 1/4 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 57 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 57 mSDsluCounter, 162 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 103 mSDsCounter, 60 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 260 IncrementalHoareTripleChecker+Invalid, 320 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 60 mSolverCounterUnsat, 59 mSDtfsCounter, 260 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital394 mio100 ax100 hnf100 lsp483 ukn29 mio100 lsp33 div100 bol100 ite100 ukn100 eq163 hnf93 smp100 dnf405 smp72 tf100 neg100 sie129 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 113ms VariablesStem: 5 VariablesLoop: 2 DisjunctsStem: 16 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 76 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 22:58:16,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_077e8a86-712c-4326-b3fb-62861574a9ec/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE