./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-memsafety/diff-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9bd2c7ff 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_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/diff-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5cc33a4b6801f9f06dbbb17ff694aba4439c76c6a2b62ec290c2132cc01ea0fe --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:51:05,278 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:51:05,394 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-19 07:51:05,406 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:51:05,406 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:51:05,448 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:51:05,450 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:51:05,450 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:51:05,452 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:51:05,457 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:51:05,458 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:51:05,459 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-19 07:51:05,459 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-19 07:51:05,461 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-19 07:51:05,461 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-19 07:51:05,462 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-19 07:51:05,462 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-19 07:51:05,463 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:51:05,464 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-19 07:51:05,464 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:51:05,465 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:51:05,466 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:51:05,466 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:51:05,466 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-19 07:51:05,467 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-19 07:51:05,467 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-19 07:51:05,468 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:51:05,468 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:51:05,469 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:51:05,469 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-19 07:51:05,471 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:51:05,471 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:51:05,471 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:51:05,472 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:51:05,472 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:51:05,472 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-19 07:51:05,473 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_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5cc33a4b6801f9f06dbbb17ff694aba4439c76c6a2b62ec290c2132cc01ea0fe [2023-11-19 07:51:05,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:51:05,821 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:51:05,824 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:51:05,826 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:51:05,827 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:51:05,828 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/array-memsafety/diff-alloca-2.i [2023-11-19 07:51:09,033 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:51:09,318 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:51:09,319 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/sv-benchmarks/c/array-memsafety/diff-alloca-2.i [2023-11-19 07:51:09,337 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/data/09862c562/258b3fe1034f4690a4a764a7e9603731/FLAG96dd4bb3f [2023-11-19 07:51:09,363 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/data/09862c562/258b3fe1034f4690a4a764a7e9603731 [2023-11-19 07:51:09,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:51:09,369 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:51:09,373 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:51:09,375 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:51:09,381 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:51:09,385 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,386 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40c22a83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09, skipping insertion in model container [2023-11-19 07:51:09,387 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,429 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:51:09,733 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:51:09,751 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:51:09,824 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:51:09,861 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:51:09,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09 WrapperNode [2023-11-19 07:51:09,862 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:51:09,863 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:51:09,863 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:51:09,863 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:51:09,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,905 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,934 INFO L138 Inliner]: procedures = 116, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2023-11-19 07:51:09,935 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:51:09,936 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:51:09,936 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:51:09,936 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:51:09,946 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,946 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,954 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,954 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,961 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,965 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,967 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,969 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,971 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:51:09,972 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:51:09,972 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:51:09,973 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:51:09,974 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (1/1) ... [2023-11-19 07:51:09,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:09,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:10,007 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:10,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-19 07:51:10,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:51:10,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:51:10,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:51:10,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:51:10,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:51:10,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:51:10,163 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:51:10,196 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:51:10,418 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:51:10,427 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:51:10,428 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 07:51:10,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:51:10 BoogieIcfgContainer [2023-11-19 07:51:10,431 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:51:10,433 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-19 07:51:10,433 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-19 07:51:10,437 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-19 07:51:10,438 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:51:10,438 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 07:51:09" (1/3) ... [2023-11-19 07:51:10,441 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@278bef8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:51:10, skipping insertion in model container [2023-11-19 07:51:10,441 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:51:10,442 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:51:09" (2/3) ... [2023-11-19 07:51:10,442 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@278bef8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:51:10, skipping insertion in model container [2023-11-19 07:51:10,444 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:51:10,444 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:51:10" (3/3) ... [2023-11-19 07:51:10,446 INFO L332 chiAutomizerObserver]: Analyzing ICFG diff-alloca-2.i [2023-11-19 07:51:10,540 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-19 07:51:10,541 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-19 07:51:10,541 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-19 07:51:10,541 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-19 07:51:10,542 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-19 07:51:10,543 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-19 07:51:10,543 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-19 07:51:10,543 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-19 07:51:10,551 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 20 states, 19 states have (on average 1.631578947368421) internal successors, (31), 19 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:10,574 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2023-11-19 07:51:10,575 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:51:10,576 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:51:10,582 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-11-19 07:51:10,582 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:51:10,583 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-19 07:51:10,583 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 20 states, 19 states have (on average 1.631578947368421) internal successors, (31), 19 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:10,587 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2023-11-19 07:51:10,587 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:51:10,587 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:51:10,588 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-11-19 07:51:10,588 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:51:10,598 INFO L748 eck$LassoCheckResult]: Stem: 16#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet14#1, main_#t~post13#1, main_~i~1#1, main_#t~nondet16#1, main_#t~post15#1, main_~i~2#1, main_~Alen~0#1, main_~Blen~0#1, main_~A~0#1.base, main_~A~0#1.offset, main_~B~0#1.base, main_~B~0#1.offset, main_~D~0#1.base, main_~D~0#1.offset;havoc main_#t~nondet8#1;main_~Alen~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~Blen~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 3#L539true assume !(main_~Alen~0#1 < 1 || main_~Alen~0#1 % 4294967296 >= 536870911); 19#L539-2true assume !(main_~Blen~0#1 < 1 || main_~Blen~0#1 % 4294967296 >= 536870911); 4#L542-1true call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~A~0#1.base, main_~A~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(4 * main_~Blen~0#1 % 4294967296);main_~B~0#1.base, main_~B~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~D~0#1.base, main_~D~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~1#1 := 0; 5#L549-3true [2023-11-19 07:51:10,599 INFO L750 eck$LassoCheckResult]: Loop: 5#L549-3true assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 17#L549-2true main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 5#L549-3true [2023-11-19 07:51:10,605 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:10,605 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2023-11-19 07:51:10,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:10,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751940576] [2023-11-19 07:51:10,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:10,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:10,776 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:10,847 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:10,850 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:10,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1699, now seen corresponding path program 1 times [2023-11-19 07:51:10,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:10,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098428219] [2023-11-19 07:51:10,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:10,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:10,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:10,876 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:10,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:10,885 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:10,887 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:10,887 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935720, now seen corresponding path program 1 times [2023-11-19 07:51:10,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:10,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673131723] [2023-11-19 07:51:10,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:10,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:10,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:10,953 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:10,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:10,998 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:11,695 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:51:11,695 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:51:11,696 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:51:11,696 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:51:11,696 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:51:11,696 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:11,696 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:51:11,696 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:51:11,696 INFO L133 ssoRankerPreferences]: Filename of dumped script: diff-alloca-2.i_Iteration1_Lasso [2023-11-19 07:51:11,697 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:51:11,697 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:51:11,723 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:11,742 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:11,748 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:11,751 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:11,755 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:11,759 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:11,762 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:12,162 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:12,166 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:12,169 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:12,174 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:12,179 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:12,184 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:12,187 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:12,190 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:12,194 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:12,197 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:12,768 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:51:12,773 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:51:12,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:12,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:12,777 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:12,791 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 [2023-11-19 07:51:12,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:12,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:12,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:12,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:12,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-19 07:51:12,810 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:12,810 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:12,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:12,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:12,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:12,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:12,848 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:12,853 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 [2023-11-19 07:51:12,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:12,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:12,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:12,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:12,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:12,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:12,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:12,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-19 07:51:12,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:12,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:12,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:12,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:12,909 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:12,918 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 [2023-11-19 07:51:12,931 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:12,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:12,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:12,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:12,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:12,933 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:12,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:12,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-19 07:51:12,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:12,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:12,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:12,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:12,969 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:12,976 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 [2023-11-19 07:51:12,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:12,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:12,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:12,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:12,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-19 07:51:12,995 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:12,996 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:13,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:13,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:13,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:13,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:13,034 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:13,043 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 [2023-11-19 07:51:13,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:13,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:13,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:13,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:13,060 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:13,060 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:13,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-19 07:51:13,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:13,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:13,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:13,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:13,097 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:13,104 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 [2023-11-19 07:51:13,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:13,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:13,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:13,117 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:13,120 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:13,120 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:13,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-19 07:51:13,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:13,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:13,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:13,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:13,163 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:13,173 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 [2023-11-19 07:51:13,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:13,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:13,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:13,186 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:13,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-19 07:51:13,200 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:13,200 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:13,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:13,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:13,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:13,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:13,241 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:13,260 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 [2023-11-19 07:51:13,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-19 07:51:13,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:13,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:13,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:13,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:13,274 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:13,275 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:13,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:13,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:13,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:13,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:13,311 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:13,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-19 07:51:13,323 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 [2023-11-19 07:51:13,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:13,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:13,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:13,336 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:13,338 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:13,339 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:13,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:13,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:13,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:13,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:13,375 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:13,387 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 [2023-11-19 07:51:13,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:13,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:13,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:13,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:13,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-19 07:51:13,410 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:13,410 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:13,431 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-19 07:51:13,494 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2023-11-19 07:51:13,495 INFO L444 ModelExtractionUtils]: 4 out of 22 variables were initially zero. Simplification set additionally 15 variables to zero. [2023-11-19 07:51:13,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:13,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:13,536 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:13,543 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-19 07:51:13,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-19 07:51:13,562 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-19 07:51:13,562 INFO L513 LassoAnalysis]: Proved termination. [2023-11-19 07:51:13,563 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~1#1, ULTIMATE.start_main_~Alen~0#1) = -1*ULTIMATE.start_main_~i~1#1 + 1*ULTIMATE.start_main_~Alen~0#1 Supporting invariants [] [2023-11-19 07:51:13,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:13,623 INFO L156 tatePredicateManager]: 10 out of 10 supporting invariants were superfluous and have been removed [2023-11-19 07:51:13,649 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:13,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:13,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:51:13,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:13,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:13,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 07:51:13,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:13,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:51:13,801 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-19 07:51:13,804 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 20 states, 19 states have (on average 1.631578947368421) internal successors, (31), 19 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:13,856 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 20 states, 19 states have (on average 1.631578947368421) internal successors, (31), 19 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 36 states and 58 transitions. Complement of second has 8 states. [2023-11-19 07:51:13,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-19 07:51:13,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:13,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 31 transitions. [2023-11-19 07:51:13,865 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 5 letters. Loop has 2 letters. [2023-11-19 07:51:13,866 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:13,866 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 7 letters. Loop has 2 letters. [2023-11-19 07:51:13,867 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:13,867 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 5 letters. Loop has 4 letters. [2023-11-19 07:51:13,867 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:13,868 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 58 transitions. [2023-11-19 07:51:13,871 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2023-11-19 07:51:13,875 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 17 states and 27 transitions. [2023-11-19 07:51:13,876 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2023-11-19 07:51:13,876 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2023-11-19 07:51:13,877 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 27 transitions. [2023-11-19 07:51:13,878 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:51:13,878 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 27 transitions. [2023-11-19 07:51:13,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 27 transitions. [2023-11-19 07:51:13,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2023-11-19 07:51:13,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.588235294117647) internal successors, (27), 16 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:13,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 27 transitions. [2023-11-19 07:51:13,906 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 27 transitions. [2023-11-19 07:51:13,906 INFO L428 stractBuchiCegarLoop]: Abstraction has 17 states and 27 transitions. [2023-11-19 07:51:13,907 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-19 07:51:13,907 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 27 transitions. [2023-11-19 07:51:13,908 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2023-11-19 07:51:13,908 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:51:13,908 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:51:13,908 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:51:13,909 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:51:13,909 INFO L748 eck$LassoCheckResult]: Stem: 160#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 154#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet14#1, main_#t~post13#1, main_~i~1#1, main_#t~nondet16#1, main_#t~post15#1, main_~i~2#1, main_~Alen~0#1, main_~Blen~0#1, main_~A~0#1.base, main_~A~0#1.offset, main_~B~0#1.base, main_~B~0#1.offset, main_~D~0#1.base, main_~D~0#1.offset;havoc main_#t~nondet8#1;main_~Alen~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~Blen~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 144#L539 assume !(main_~Alen~0#1 < 1 || main_~Alen~0#1 % 4294967296 >= 536870911); 145#L539-2 assume !(main_~Blen~0#1 < 1 || main_~Blen~0#1 % 4294967296 >= 536870911); 146#L542-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~A~0#1.base, main_~A~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(4 * main_~Blen~0#1 % 4294967296);main_~B~0#1.base, main_~B~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~D~0#1.base, main_~D~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~1#1 := 0; 147#L549-3 assume !(main_~i~1#1 < main_~Alen~0#1); 148#L549-4 havoc main_~i~1#1;main_~i~2#1 := 0; 151#L554-3 [2023-11-19 07:51:13,909 INFO L750 eck$LassoCheckResult]: Loop: 151#L554-3 assume !!(main_~i~2#1 < main_~Blen~0#1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~B~0#1.base, main_~B~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~nondet16#1; 159#L554-2 main_#t~post15#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 151#L554-3 [2023-11-19 07:51:13,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:13,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935662, now seen corresponding path program 1 times [2023-11-19 07:51:13,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:13,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613114565] [2023-11-19 07:51:13,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:13,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:13,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:14,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:51:14,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:51:14,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613114565] [2023-11-19 07:51:14,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613114565] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:51:14,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:51:14,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:51:14,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703908769] [2023-11-19 07:51:14,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:51:14,068 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 07:51:14,068 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:14,068 INFO L85 PathProgramCache]: Analyzing trace with hash 2147, now seen corresponding path program 1 times [2023-11-19 07:51:14,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:14,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647173074] [2023-11-19 07:51:14,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:14,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:14,081 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:14,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:14,087 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:14,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:51:14,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:51:14,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:51:14,144 INFO L87 Difference]: Start difference. First operand 17 states and 27 transitions. cyclomatic complexity: 13 Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:14,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:51:14,173 INFO L93 Difference]: Finished difference Result 18 states and 25 transitions. [2023-11-19 07:51:14,174 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 25 transitions. [2023-11-19 07:51:14,175 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2023-11-19 07:51:14,175 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 18 states and 25 transitions. [2023-11-19 07:51:14,176 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2023-11-19 07:51:14,176 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2023-11-19 07:51:14,176 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 25 transitions. [2023-11-19 07:51:14,176 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:51:14,176 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 25 transitions. [2023-11-19 07:51:14,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 25 transitions. [2023-11-19 07:51:14,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 17. [2023-11-19 07:51:14,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.411764705882353) internal successors, (24), 16 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:14,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 24 transitions. [2023-11-19 07:51:14,179 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 24 transitions. [2023-11-19 07:51:14,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 07:51:14,180 INFO L428 stractBuchiCegarLoop]: Abstraction has 17 states and 24 transitions. [2023-11-19 07:51:14,181 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-19 07:51:14,181 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 24 transitions. [2023-11-19 07:51:14,182 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2023-11-19 07:51:14,182 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:51:14,182 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:51:14,182 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:51:14,183 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:51:14,183 INFO L748 eck$LassoCheckResult]: Stem: 202#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 196#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet14#1, main_#t~post13#1, main_~i~1#1, main_#t~nondet16#1, main_#t~post15#1, main_~i~2#1, main_~Alen~0#1, main_~Blen~0#1, main_~A~0#1.base, main_~A~0#1.offset, main_~B~0#1.base, main_~B~0#1.offset, main_~D~0#1.base, main_~D~0#1.offset;havoc main_#t~nondet8#1;main_~Alen~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~Blen~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 186#L539 assume !(main_~Alen~0#1 < 1 || main_~Alen~0#1 % 4294967296 >= 536870911); 187#L539-2 assume !(main_~Blen~0#1 < 1 || main_~Blen~0#1 % 4294967296 >= 536870911); 188#L542-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~A~0#1.base, main_~A~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(4 * main_~Blen~0#1 % 4294967296);main_~B~0#1.base, main_~B~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~D~0#1.base, main_~D~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~1#1 := 0; 189#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 190#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 191#L549-3 assume !(main_~i~1#1 < main_~Alen~0#1); 192#L549-4 havoc main_~i~1#1;main_~i~2#1 := 0; 193#L554-3 [2023-11-19 07:51:14,183 INFO L750 eck$LassoCheckResult]: Loop: 193#L554-3 assume !!(main_~i~2#1 < main_~Blen~0#1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~B~0#1.base, main_~B~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~nondet16#1; 201#L554-2 main_#t~post15#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 193#L554-3 [2023-11-19 07:51:14,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:14,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1298440016, now seen corresponding path program 1 times [2023-11-19 07:51:14,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:14,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339727473] [2023-11-19 07:51:14,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:14,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:14,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:14,205 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:14,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:14,221 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:14,221 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:14,222 INFO L85 PathProgramCache]: Analyzing trace with hash 2147, now seen corresponding path program 2 times [2023-11-19 07:51:14,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:14,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583610697] [2023-11-19 07:51:14,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:14,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:14,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:14,228 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:14,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:14,233 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:14,234 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:14,234 INFO L85 PathProgramCache]: Analyzing trace with hash -2034626574, now seen corresponding path program 1 times [2023-11-19 07:51:14,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:14,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146852496] [2023-11-19 07:51:14,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:14,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:14,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:14,256 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:14,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:14,290 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:14,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:14,931 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:51:14,931 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:51:14,931 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:51:14,931 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:51:14,931 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:51:14,932 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:14,932 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:51:14,932 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:51:14,932 INFO L133 ssoRankerPreferences]: Filename of dumped script: diff-alloca-2.i_Iteration3_Lasso [2023-11-19 07:51:14,932 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:51:14,932 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:51:14,936 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:14,939 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:15,229 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:15,232 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:15,235 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:15,238 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:15,241 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:15,244 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:15,246 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:15,250 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:15,252 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:15,255 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:15,257 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:15,259 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:15,262 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:15,266 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:15,268 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:15,271 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:15,664 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:51:15,664 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:51:15,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:15,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:15,668 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:15,675 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 [2023-11-19 07:51:15,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:15,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:15,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:15,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:15,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:15,689 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:15,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:15,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-19 07:51:15,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:15,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:15,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:15,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:15,730 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:15,740 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 [2023-11-19 07:51:15,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:15,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:15,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:15,753 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:15,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-19 07:51:15,761 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:15,761 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:15,783 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-19 07:51:15,819 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2023-11-19 07:51:15,820 INFO L444 ModelExtractionUtils]: 1 out of 19 variables were initially zero. Simplification set additionally 15 variables to zero. [2023-11-19 07:51:15,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:15,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:15,821 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:15,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-19 07:51:15,828 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-19 07:51:15,850 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-19 07:51:15,850 INFO L513 LassoAnalysis]: Proved termination. [2023-11-19 07:51:15,850 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~2#1, ULTIMATE.start_main_~Blen~0#1) = -1*ULTIMATE.start_main_~i~2#1 + 1*ULTIMATE.start_main_~Blen~0#1 Supporting invariants [] [2023-11-19 07:51:15,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:15,909 INFO L156 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2023-11-19 07:51:15,926 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:15,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:15,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:51:15,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:15,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:15,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 07:51:15,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:16,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:51:16,043 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-19 07:51:16,044 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 24 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:16,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:16,083 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 24 transitions. cyclomatic complexity: 10. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 20 states and 30 transitions. Complement of second has 7 states. [2023-11-19 07:51:16,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-19 07:51:16,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:16,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions. [2023-11-19 07:51:16,086 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 9 letters. Loop has 2 letters. [2023-11-19 07:51:16,086 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:16,086 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 11 letters. Loop has 2 letters. [2023-11-19 07:51:16,086 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:16,087 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 9 letters. Loop has 4 letters. [2023-11-19 07:51:16,087 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:16,087 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 30 transitions. [2023-11-19 07:51:16,096 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2023-11-19 07:51:16,097 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 18 states and 26 transitions. [2023-11-19 07:51:16,097 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2023-11-19 07:51:16,097 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2023-11-19 07:51:16,097 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 26 transitions. [2023-11-19 07:51:16,098 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:51:16,098 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 26 transitions. [2023-11-19 07:51:16,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 26 transitions. [2023-11-19 07:51:16,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2023-11-19 07:51:16,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.4444444444444444) internal successors, (26), 17 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:16,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 26 transitions. [2023-11-19 07:51:16,102 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 26 transitions. [2023-11-19 07:51:16,102 INFO L428 stractBuchiCegarLoop]: Abstraction has 18 states and 26 transitions. [2023-11-19 07:51:16,102 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-19 07:51:16,102 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 26 transitions. [2023-11-19 07:51:16,103 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2023-11-19 07:51:16,103 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:51:16,103 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:51:16,103 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:51:16,104 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-19 07:51:16,104 INFO L748 eck$LassoCheckResult]: Stem: 340#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 333#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet14#1, main_#t~post13#1, main_~i~1#1, main_#t~nondet16#1, main_#t~post15#1, main_~i~2#1, main_~Alen~0#1, main_~Blen~0#1, main_~A~0#1.base, main_~A~0#1.offset, main_~B~0#1.base, main_~B~0#1.offset, main_~D~0#1.base, main_~D~0#1.offset;havoc main_#t~nondet8#1;main_~Alen~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~Blen~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 323#L539 assume !(main_~Alen~0#1 < 1 || main_~Alen~0#1 % 4294967296 >= 536870911); 324#L539-2 assume !(main_~Blen~0#1 < 1 || main_~Blen~0#1 % 4294967296 >= 536870911); 325#L542-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~A~0#1.base, main_~A~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(4 * main_~Blen~0#1 % 4294967296);main_~B~0#1.base, main_~B~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~D~0#1.base, main_~D~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~1#1 := 0; 326#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 327#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 328#L549-3 assume !(main_~i~1#1 < main_~Alen~0#1); 329#L549-4 havoc main_~i~1#1;main_~i~2#1 := 0; 330#L554-3 assume !(main_~i~2#1 < main_~Blen~0#1); 334#L554-4 havoc main_~i~2#1;assume { :begin_inline_diff } true;diff_#in~A#1.base, diff_#in~A#1.offset, diff_#in~Alen#1, diff_#in~B#1.base, diff_#in~B#1.offset, diff_#in~Blen#1, diff_#in~D#1.base, diff_#in~D#1.offset := main_~A~0#1.base, main_~A~0#1.offset, main_~Alen~0#1, main_~B~0#1.base, main_~B~0#1.offset, main_~Blen~0#1, main_~D~0#1.base, main_~D~0#1.offset;havoc diff_#t~mem2#1, diff_#t~mem3#1, diff_#t~post4#1, diff_#t~mem5#1, diff_#t~post6#1, diff_#t~post7#1, diff_~j~0#1, diff_~A#1.base, diff_~A#1.offset, diff_~Alen#1, diff_~B#1.base, diff_~B#1.offset, diff_~Blen#1, diff_~D#1.base, diff_~D#1.offset, diff_~k~0#1, diff_~i~0#1, diff_~l1~0#1, diff_~l2~0#1, diff_~found~0#1;diff_~A#1.base, diff_~A#1.offset := diff_#in~A#1.base, diff_#in~A#1.offset;diff_~Alen#1 := diff_#in~Alen#1;diff_~B#1.base, diff_~B#1.offset := diff_#in~B#1.base, diff_#in~B#1.offset;diff_~Blen#1 := diff_#in~Blen#1;diff_~D#1.base, diff_~D#1.offset := diff_#in~D#1.base, diff_#in~D#1.offset;diff_~k~0#1 := 0;diff_~i~0#1 := 0;diff_~l1~0#1 := diff_~Alen#1;diff_~l2~0#1 := diff_~Blen#1;havoc diff_~found~0#1; 331#L519-2 [2023-11-19 07:51:16,104 INFO L750 eck$LassoCheckResult]: Loop: 331#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 332#L523-2 assume !(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1); 335#L522-2 assume 0 == diff_~found~0#1;call diff_#t~mem5#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call write~int(diff_#t~mem5#1, diff_~D#1.base, diff_~D#1.offset + 4 * diff_~k~0#1, 4);havoc diff_#t~mem5#1;diff_#t~post6#1 := diff_~k~0#1;diff_~k~0#1 := 1 + diff_#t~post6#1;havoc diff_#t~post6#1; 336#L529-1 diff_#t~post7#1 := diff_~i~0#1;diff_~i~0#1 := 1 + diff_#t~post7#1;havoc diff_#t~post7#1;havoc diff_~j~0#1; 331#L519-2 [2023-11-19 07:51:16,105 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:16,105 INFO L85 PathProgramCache]: Analyzing trace with hash -2034626632, now seen corresponding path program 1 times [2023-11-19 07:51:16,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:16,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674710155] [2023-11-19 07:51:16,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:16,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:16,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:16,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 07:51:16,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:51:16,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674710155] [2023-11-19 07:51:16,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674710155] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:51:16,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:51:16,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:51:16,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544853969] [2023-11-19 07:51:16,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:51:16,210 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 07:51:16,210 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:16,211 INFO L85 PathProgramCache]: Analyzing trace with hash 2531692, now seen corresponding path program 1 times [2023-11-19 07:51:16,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:16,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950292860] [2023-11-19 07:51:16,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:16,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:16,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:16,218 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:16,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:16,224 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:16,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:51:16,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:51:16,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:51:16,375 INFO L87 Difference]: Start difference. First operand 18 states and 26 transitions. cyclomatic complexity: 11 Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:16,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:51:16,398 INFO L93 Difference]: Finished difference Result 19 states and 26 transitions. [2023-11-19 07:51:16,398 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 26 transitions. [2023-11-19 07:51:16,399 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2023-11-19 07:51:16,399 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 19 states and 26 transitions. [2023-11-19 07:51:16,399 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2023-11-19 07:51:16,400 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2023-11-19 07:51:16,400 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 26 transitions. [2023-11-19 07:51:16,400 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:51:16,400 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 26 transitions. [2023-11-19 07:51:16,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 26 transitions. [2023-11-19 07:51:16,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 18. [2023-11-19 07:51:16,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.3888888888888888) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:16,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 25 transitions. [2023-11-19 07:51:16,402 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 25 transitions. [2023-11-19 07:51:16,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 07:51:16,407 INFO L428 stractBuchiCegarLoop]: Abstraction has 18 states and 25 transitions. [2023-11-19 07:51:16,408 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-19 07:51:16,408 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 25 transitions. [2023-11-19 07:51:16,409 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2023-11-19 07:51:16,409 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:51:16,409 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:51:16,410 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:51:16,410 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-19 07:51:16,411 INFO L748 eck$LassoCheckResult]: Stem: 384#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 378#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet14#1, main_#t~post13#1, main_~i~1#1, main_#t~nondet16#1, main_#t~post15#1, main_~i~2#1, main_~Alen~0#1, main_~Blen~0#1, main_~A~0#1.base, main_~A~0#1.offset, main_~B~0#1.base, main_~B~0#1.offset, main_~D~0#1.base, main_~D~0#1.offset;havoc main_#t~nondet8#1;main_~Alen~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~Blen~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 367#L539 assume !(main_~Alen~0#1 < 1 || main_~Alen~0#1 % 4294967296 >= 536870911); 368#L539-2 assume !(main_~Blen~0#1 < 1 || main_~Blen~0#1 % 4294967296 >= 536870911); 369#L542-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~A~0#1.base, main_~A~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(4 * main_~Blen~0#1 % 4294967296);main_~B~0#1.base, main_~B~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~D~0#1.base, main_~D~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~1#1 := 0; 370#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 371#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 372#L549-3 assume !(main_~i~1#1 < main_~Alen~0#1); 373#L549-4 havoc main_~i~1#1;main_~i~2#1 := 0; 374#L554-3 assume !!(main_~i~2#1 < main_~Blen~0#1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~B~0#1.base, main_~B~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~nondet16#1; 382#L554-2 main_#t~post15#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 383#L554-3 assume !(main_~i~2#1 < main_~Blen~0#1); 377#L554-4 havoc main_~i~2#1;assume { :begin_inline_diff } true;diff_#in~A#1.base, diff_#in~A#1.offset, diff_#in~Alen#1, diff_#in~B#1.base, diff_#in~B#1.offset, diff_#in~Blen#1, diff_#in~D#1.base, diff_#in~D#1.offset := main_~A~0#1.base, main_~A~0#1.offset, main_~Alen~0#1, main_~B~0#1.base, main_~B~0#1.offset, main_~Blen~0#1, main_~D~0#1.base, main_~D~0#1.offset;havoc diff_#t~mem2#1, diff_#t~mem3#1, diff_#t~post4#1, diff_#t~mem5#1, diff_#t~post6#1, diff_#t~post7#1, diff_~j~0#1, diff_~A#1.base, diff_~A#1.offset, diff_~Alen#1, diff_~B#1.base, diff_~B#1.offset, diff_~Blen#1, diff_~D#1.base, diff_~D#1.offset, diff_~k~0#1, diff_~i~0#1, diff_~l1~0#1, diff_~l2~0#1, diff_~found~0#1;diff_~A#1.base, diff_~A#1.offset := diff_#in~A#1.base, diff_#in~A#1.offset;diff_~Alen#1 := diff_#in~Alen#1;diff_~B#1.base, diff_~B#1.offset := diff_#in~B#1.base, diff_#in~B#1.offset;diff_~Blen#1 := diff_#in~Blen#1;diff_~D#1.base, diff_~D#1.offset := diff_#in~D#1.base, diff_#in~D#1.offset;diff_~k~0#1 := 0;diff_~i~0#1 := 0;diff_~l1~0#1 := diff_~Alen#1;diff_~l2~0#1 := diff_~Blen#1;havoc diff_~found~0#1; 375#L519-2 [2023-11-19 07:51:16,411 INFO L750 eck$LassoCheckResult]: Loop: 375#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 376#L523-2 assume !(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1); 379#L522-2 assume 0 == diff_~found~0#1;call diff_#t~mem5#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call write~int(diff_#t~mem5#1, diff_~D#1.base, diff_~D#1.offset + 4 * diff_~k~0#1, 4);havoc diff_#t~mem5#1;diff_#t~post6#1 := diff_~k~0#1;diff_~k~0#1 := 1 + diff_#t~post6#1;havoc diff_#t~post6#1; 380#L529-1 diff_#t~post7#1 := diff_~i~0#1;diff_~i~0#1 := 1 + diff_#t~post7#1;havoc diff_#t~post7#1;havoc diff_~j~0#1; 375#L519-2 [2023-11-19 07:51:16,411 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:16,413 INFO L85 PathProgramCache]: Analyzing trace with hash -1066016806, now seen corresponding path program 1 times [2023-11-19 07:51:16,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:16,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834613440] [2023-11-19 07:51:16,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:16,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:16,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:16,455 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:16,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:16,520 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:16,521 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:16,521 INFO L85 PathProgramCache]: Analyzing trace with hash 2531692, now seen corresponding path program 2 times [2023-11-19 07:51:16,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:16,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827943687] [2023-11-19 07:51:16,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:16,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:16,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:16,534 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:16,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:16,544 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:16,545 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:16,545 INFO L85 PathProgramCache]: Analyzing trace with hash -796463931, now seen corresponding path program 1 times [2023-11-19 07:51:16,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:16,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963044664] [2023-11-19 07:51:16,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:16,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:16,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:16,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 07:51:16,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:51:16,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963044664] [2023-11-19 07:51:16,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963044664] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:51:16,724 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:51:16,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 07:51:16,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102868293] [2023-11-19 07:51:16,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:51:16,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:51:16,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 07:51:16,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:51:16,874 INFO L87 Difference]: Start difference. First operand 18 states and 25 transitions. cyclomatic complexity: 10 Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 5 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:16,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:51:16,928 INFO L93 Difference]: Finished difference Result 20 states and 28 transitions. [2023-11-19 07:51:16,928 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 28 transitions. [2023-11-19 07:51:16,929 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2023-11-19 07:51:16,931 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 20 states and 28 transitions. [2023-11-19 07:51:16,931 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2023-11-19 07:51:16,931 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2023-11-19 07:51:16,932 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 28 transitions. [2023-11-19 07:51:16,932 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:51:16,932 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 28 transitions. [2023-11-19 07:51:16,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 28 transitions. [2023-11-19 07:51:16,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 19. [2023-11-19 07:51:16,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.368421052631579) internal successors, (26), 18 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:16,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 26 transitions. [2023-11-19 07:51:16,936 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 26 transitions. [2023-11-19 07:51:16,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:51:16,939 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 26 transitions. [2023-11-19 07:51:16,939 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-19 07:51:16,939 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 26 transitions. [2023-11-19 07:51:16,941 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-11-19 07:51:16,941 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:51:16,941 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:51:16,942 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:51:16,942 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-19 07:51:16,942 INFO L748 eck$LassoCheckResult]: Stem: 437#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 429#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet14#1, main_#t~post13#1, main_~i~1#1, main_#t~nondet16#1, main_#t~post15#1, main_~i~2#1, main_~Alen~0#1, main_~Blen~0#1, main_~A~0#1.base, main_~A~0#1.offset, main_~B~0#1.base, main_~B~0#1.offset, main_~D~0#1.base, main_~D~0#1.offset;havoc main_#t~nondet8#1;main_~Alen~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~Blen~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 419#L539 assume !(main_~Alen~0#1 < 1 || main_~Alen~0#1 % 4294967296 >= 536870911); 420#L539-2 assume !(main_~Blen~0#1 < 1 || main_~Blen~0#1 % 4294967296 >= 536870911); 421#L542-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~A~0#1.base, main_~A~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(4 * main_~Blen~0#1 % 4294967296);main_~B~0#1.base, main_~B~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~D~0#1.base, main_~D~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~1#1 := 0; 422#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 423#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 424#L549-3 assume !(main_~i~1#1 < main_~Alen~0#1); 425#L549-4 havoc main_~i~1#1;main_~i~2#1 := 0; 426#L554-3 assume !!(main_~i~2#1 < main_~Blen~0#1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~B~0#1.base, main_~B~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~nondet16#1; 435#L554-2 main_#t~post15#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 436#L554-3 assume !(main_~i~2#1 < main_~Blen~0#1); 430#L554-4 havoc main_~i~2#1;assume { :begin_inline_diff } true;diff_#in~A#1.base, diff_#in~A#1.offset, diff_#in~Alen#1, diff_#in~B#1.base, diff_#in~B#1.offset, diff_#in~Blen#1, diff_#in~D#1.base, diff_#in~D#1.offset := main_~A~0#1.base, main_~A~0#1.offset, main_~Alen~0#1, main_~B~0#1.base, main_~B~0#1.offset, main_~Blen~0#1, main_~D~0#1.base, main_~D~0#1.offset;havoc diff_#t~mem2#1, diff_#t~mem3#1, diff_#t~post4#1, diff_#t~mem5#1, diff_#t~post6#1, diff_#t~post7#1, diff_~j~0#1, diff_~A#1.base, diff_~A#1.offset, diff_~Alen#1, diff_~B#1.base, diff_~B#1.offset, diff_~Blen#1, diff_~D#1.base, diff_~D#1.offset, diff_~k~0#1, diff_~i~0#1, diff_~l1~0#1, diff_~l2~0#1, diff_~found~0#1;diff_~A#1.base, diff_~A#1.offset := diff_#in~A#1.base, diff_#in~A#1.offset;diff_~Alen#1 := diff_#in~Alen#1;diff_~B#1.base, diff_~B#1.offset := diff_#in~B#1.base, diff_#in~B#1.offset;diff_~Blen#1 := diff_#in~Blen#1;diff_~D#1.base, diff_~D#1.offset := diff_#in~D#1.base, diff_#in~D#1.offset;diff_~k~0#1 := 0;diff_~i~0#1 := 0;diff_~l1~0#1 := diff_~Alen#1;diff_~l2~0#1 := diff_~Blen#1;havoc diff_~found~0#1; 427#L519-2 [2023-11-19 07:51:16,943 INFO L750 eck$LassoCheckResult]: Loop: 427#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 428#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 433#L523 assume diff_#t~mem2#1 == diff_#t~mem3#1;havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_~found~0#1 := 1; 434#L523-2 assume !(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1); 431#L522-2 assume 0 == diff_~found~0#1;call diff_#t~mem5#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call write~int(diff_#t~mem5#1, diff_~D#1.base, diff_~D#1.offset + 4 * diff_~k~0#1, 4);havoc diff_#t~mem5#1;diff_#t~post6#1 := diff_~k~0#1;diff_~k~0#1 := 1 + diff_#t~post6#1;havoc diff_#t~post6#1; 432#L529-1 diff_#t~post7#1 := diff_~i~0#1;diff_~i~0#1 := 1 + diff_#t~post7#1;havoc diff_#t~post7#1;havoc diff_~j~0#1; 427#L519-2 [2023-11-19 07:51:16,943 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:16,943 INFO L85 PathProgramCache]: Analyzing trace with hash -1066016806, now seen corresponding path program 2 times [2023-11-19 07:51:16,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:16,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6175652] [2023-11-19 07:51:16,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:16,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:16,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:16,987 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:17,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:17,030 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:17,031 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:17,031 INFO L85 PathProgramCache]: Analyzing trace with hash -1860447319, now seen corresponding path program 1 times [2023-11-19 07:51:17,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:17,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477078120] [2023-11-19 07:51:17,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:17,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:17,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:17,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:51:17,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:51:17,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477078120] [2023-11-19 07:51:17,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1477078120] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:51:17,063 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:51:17,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:51:17,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617596108] [2023-11-19 07:51:17,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:51:17,064 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-19 07:51:17,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:51:17,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:51:17,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:51:17,065 INFO L87 Difference]: Start difference. First operand 19 states and 26 transitions. cyclomatic complexity: 10 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:17,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:51:17,100 INFO L93 Difference]: Finished difference Result 24 states and 31 transitions. [2023-11-19 07:51:17,100 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 31 transitions. [2023-11-19 07:51:17,104 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2023-11-19 07:51:17,107 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 24 states and 31 transitions. [2023-11-19 07:51:17,107 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2023-11-19 07:51:17,108 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2023-11-19 07:51:17,108 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 31 transitions. [2023-11-19 07:51:17,108 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:51:17,108 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24 states and 31 transitions. [2023-11-19 07:51:17,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 31 transitions. [2023-11-19 07:51:17,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 21. [2023-11-19 07:51:17,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.3333333333333333) internal successors, (28), 20 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:17,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 28 transitions. [2023-11-19 07:51:17,114 INFO L240 hiAutomatonCegarLoop]: Abstraction has 21 states and 28 transitions. [2023-11-19 07:51:17,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:51:17,116 INFO L428 stractBuchiCegarLoop]: Abstraction has 21 states and 28 transitions. [2023-11-19 07:51:17,117 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-19 07:51:17,117 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 28 transitions. [2023-11-19 07:51:17,118 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2023-11-19 07:51:17,118 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:51:17,119 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:51:17,119 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:51:17,120 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-19 07:51:17,120 INFO L748 eck$LassoCheckResult]: Stem: 490#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 482#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet14#1, main_#t~post13#1, main_~i~1#1, main_#t~nondet16#1, main_#t~post15#1, main_~i~2#1, main_~Alen~0#1, main_~Blen~0#1, main_~A~0#1.base, main_~A~0#1.offset, main_~B~0#1.base, main_~B~0#1.offset, main_~D~0#1.base, main_~D~0#1.offset;havoc main_#t~nondet8#1;main_~Alen~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~Blen~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 471#L539 assume !(main_~Alen~0#1 < 1 || main_~Alen~0#1 % 4294967296 >= 536870911); 472#L539-2 assume !(main_~Blen~0#1 < 1 || main_~Blen~0#1 % 4294967296 >= 536870911); 473#L542-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~A~0#1.base, main_~A~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(4 * main_~Blen~0#1 % 4294967296);main_~B~0#1.base, main_~B~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~D~0#1.base, main_~D~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~1#1 := 0; 474#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 475#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 476#L549-3 assume !(main_~i~1#1 < main_~Alen~0#1); 477#L549-4 havoc main_~i~1#1;main_~i~2#1 := 0; 478#L554-3 assume !!(main_~i~2#1 < main_~Blen~0#1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~B~0#1.base, main_~B~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~nondet16#1; 488#L554-2 main_#t~post15#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 489#L554-3 assume !(main_~i~2#1 < main_~Blen~0#1); 481#L554-4 havoc main_~i~2#1;assume { :begin_inline_diff } true;diff_#in~A#1.base, diff_#in~A#1.offset, diff_#in~Alen#1, diff_#in~B#1.base, diff_#in~B#1.offset, diff_#in~Blen#1, diff_#in~D#1.base, diff_#in~D#1.offset := main_~A~0#1.base, main_~A~0#1.offset, main_~Alen~0#1, main_~B~0#1.base, main_~B~0#1.offset, main_~Blen~0#1, main_~D~0#1.base, main_~D~0#1.offset;havoc diff_#t~mem2#1, diff_#t~mem3#1, diff_#t~post4#1, diff_#t~mem5#1, diff_#t~post6#1, diff_#t~post7#1, diff_~j~0#1, diff_~A#1.base, diff_~A#1.offset, diff_~Alen#1, diff_~B#1.base, diff_~B#1.offset, diff_~Blen#1, diff_~D#1.base, diff_~D#1.offset, diff_~k~0#1, diff_~i~0#1, diff_~l1~0#1, diff_~l2~0#1, diff_~found~0#1;diff_~A#1.base, diff_~A#1.offset := diff_#in~A#1.base, diff_#in~A#1.offset;diff_~Alen#1 := diff_#in~Alen#1;diff_~B#1.base, diff_~B#1.offset := diff_#in~B#1.base, diff_#in~B#1.offset;diff_~Blen#1 := diff_#in~Blen#1;diff_~D#1.base, diff_~D#1.offset := diff_#in~D#1.base, diff_#in~D#1.offset;diff_~k~0#1 := 0;diff_~i~0#1 := 0;diff_~l1~0#1 := diff_~Alen#1;diff_~l2~0#1 := diff_~Blen#1;havoc diff_~found~0#1; 479#L519-2 [2023-11-19 07:51:17,120 INFO L750 eck$LassoCheckResult]: Loop: 479#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 480#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 485#L523 assume diff_#t~mem2#1 == diff_#t~mem3#1;havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_~found~0#1 := 1; 486#L523-2 assume !(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1); 483#L522-2 assume !(0 == diff_~found~0#1); 484#L529-1 diff_#t~post7#1 := diff_~i~0#1;diff_~i~0#1 := 1 + diff_#t~post7#1;havoc diff_#t~post7#1;havoc diff_~j~0#1; 479#L519-2 [2023-11-19 07:51:17,121 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:17,121 INFO L85 PathProgramCache]: Analyzing trace with hash -1066016806, now seen corresponding path program 3 times [2023-11-19 07:51:17,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:17,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145182582] [2023-11-19 07:51:17,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:17,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:17,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:17,167 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:17,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:17,218 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:17,219 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:17,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1860447257, now seen corresponding path program 1 times [2023-11-19 07:51:17,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:17,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295371613] [2023-11-19 07:51:17,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:17,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:17,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:17,230 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:17,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:17,237 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:17,240 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:17,240 INFO L85 PathProgramCache]: Analyzing trace with hash -896094976, now seen corresponding path program 1 times [2023-11-19 07:51:17,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:17,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082422212] [2023-11-19 07:51:17,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:17,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:17,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:17,282 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:17,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:17,300 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:18,819 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:51:18,819 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:51:18,819 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:51:18,819 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:51:18,819 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:51:18,820 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:18,820 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:51:18,820 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:51:18,820 INFO L133 ssoRankerPreferences]: Filename of dumped script: diff-alloca-2.i_Iteration7_Lasso [2023-11-19 07:51:18,820 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:51:18,820 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:51:18,825 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,828 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,830 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,832 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,836 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,839 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,841 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,844 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,847 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,849 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,853 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,856 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,858 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,861 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,863 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,866 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,869 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,876 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,878 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,881 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,883 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,886 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,889 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,891 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,894 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,897 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,901 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,904 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,907 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,914 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,916 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,919 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,921 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,923 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:18,926 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:19,588 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:20,207 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:51:20,211 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:51:20,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:20,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:20,213 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:20,225 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 [2023-11-19 07:51:20,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:20,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:20,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:20,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:20,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:20,238 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:20,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:20,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-19 07:51:20,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:20,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:20,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:20,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:20,283 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:20,292 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 [2023-11-19 07:51:20,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-19 07:51:20,305 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:20,305 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:20,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:20,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:20,305 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:20,306 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:20,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:20,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:20,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:20,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:20,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:20,347 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:20,356 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 [2023-11-19 07:51:20,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:20,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:20,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:20,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:20,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:20,369 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:20,369 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:20,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-19 07:51:20,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:20,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:20,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:20,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:20,403 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:20,407 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 [2023-11-19 07:51:20,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:20,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:20,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:20,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:20,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:20,420 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:20,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:20,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-19 07:51:20,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:20,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:20,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:20,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:20,459 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:20,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-19 07:51:20,463 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 [2023-11-19 07:51:20,475 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:20,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:20,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:20,476 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:20,477 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:20,477 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:20,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:20,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:20,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:20,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:20,516 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:20,533 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 [2023-11-19 07:51:20,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:20,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:20,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:20,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:20,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:20,546 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:20,546 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:20,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-19 07:51:20,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:20,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:20,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:20,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:20,583 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:20,585 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 [2023-11-19 07:51:20,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:20,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:20,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:20,599 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:20,601 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:20,601 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:20,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-19 07:51:20,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:20,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:20,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:20,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:20,640 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:20,643 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 [2023-11-19 07:51:20,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:20,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:20,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:20,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:20,658 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:20,658 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:20,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-19 07:51:20,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:20,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:20,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:20,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:20,698 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:20,701 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 [2023-11-19 07:51:20,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:20,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:20,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:20,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:20,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:20,714 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:20,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:20,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-19 07:51:20,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:20,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:20,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:20,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:20,751 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:20,753 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 [2023-11-19 07:51:20,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:20,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:20,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:20,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:20,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:20,766 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:20,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:20,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-19 07:51:20,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:20,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:20,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:20,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:20,812 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:20,816 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 [2023-11-19 07:51:20,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:20,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:20,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:20,829 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:20,831 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:20,831 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:20,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-19 07:51:20,850 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:20,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:20,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:20,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:20,874 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:20,879 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 [2023-11-19 07:51:20,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:20,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:20,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:20,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:20,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:20,893 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:20,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:20,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-19 07:51:20,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:20,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:20,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:20,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:20,927 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:20,929 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 [2023-11-19 07:51:20,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:20,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:20,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:20,941 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:20,943 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:20,943 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:20,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-19 07:51:20,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:20,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:20,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:20,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:20,986 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:20,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-19 07:51:20,988 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 [2023-11-19 07:51:20,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:20,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:20,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:20,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:20,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:21,003 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:21,003 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:21,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:21,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:21,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:21,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:21,049 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:21,051 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 [2023-11-19 07:51:21,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:21,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:21,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:21,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:21,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-19 07:51:21,065 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:21,065 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:21,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:21,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:21,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:21,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:21,100 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:21,102 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 [2023-11-19 07:51:21,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:21,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:21,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:21,115 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:21,116 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:21,116 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:21,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-19 07:51:21,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:21,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:21,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:21,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:21,154 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:21,159 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 [2023-11-19 07:51:21,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:21,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:21,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:21,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:21,174 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:21,174 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:21,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-19 07:51:21,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:21,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:21,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:21,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:21,204 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:21,206 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 [2023-11-19 07:51:21,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:21,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:21,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:21,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:21,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-19 07:51:21,220 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:21,220 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:21,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:21,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:21,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:21,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:21,256 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:21,259 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 [2023-11-19 07:51:21,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:21,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:21,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:21,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:21,274 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:21,274 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:21,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-19 07:51:21,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:21,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:21,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:21,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:21,315 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:21,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:51:21,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-19 07:51:21,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:21,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:21,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:21,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:21,332 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:21,333 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:21,333 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:21,342 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:21,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:21,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:21,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:21,366 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:21,371 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 [2023-11-19 07:51:21,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:21,383 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:21,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:21,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:21,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:21,384 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:21,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:21,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-19 07:51:21,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:21,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:21,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:21,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:21,415 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:21,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-19 07:51:21,418 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 [2023-11-19 07:51:21,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:21,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:21,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:21,430 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:21,436 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:21,436 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:21,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:21,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:21,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:21,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:21,475 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:21,479 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 [2023-11-19 07:51:21,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:21,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:21,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:21,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:21,492 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:21,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-19 07:51:21,492 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:21,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:21,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:21,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2023-11-19 07:51:21,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:21,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:21,534 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:21,536 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 [2023-11-19 07:51:21,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-19 07:51:21,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:21,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:21,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:21,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:21,548 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:21,548 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:21,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:21,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:21,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:21,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:21,577 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:21,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-19 07:51:21,580 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 [2023-11-19 07:51:21,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:21,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:21,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:21,590 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:21,594 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:21,594 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:21,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:21,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:21,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:21,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:21,633 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:21,639 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 [2023-11-19 07:51:21,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:21,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:21,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:21,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:21,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-19 07:51:21,653 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:21,653 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:21,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:21,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:21,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:21,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:21,687 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:21,695 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 [2023-11-19 07:51:21,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:21,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:21,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:21,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:21,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:21,708 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:21,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:21,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-19 07:51:21,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:21,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:21,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:21,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:21,738 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:21,740 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 [2023-11-19 07:51:21,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:21,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:21,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:21,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:21,754 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:21,754 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:21,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-19 07:51:21,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:21,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:21,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:21,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:21,790 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:21,795 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 [2023-11-19 07:51:21,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:21,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:21,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:21,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:21,809 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:21,809 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:21,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-19 07:51:21,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:21,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:21,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:21,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:21,839 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:21,841 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 [2023-11-19 07:51:21,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:21,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:21,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:21,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:21,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:21,854 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:21,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:21,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-19 07:51:21,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:21,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:21,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:21,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:21,896 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:21,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-19 07:51:21,898 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 [2023-11-19 07:51:21,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:21,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:21,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:21,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:21,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:21,909 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:21,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:21,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:21,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2023-11-19 07:51:21,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:21,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:21,922 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:21,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-19 07:51:21,929 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 [2023-11-19 07:51:21,939 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:21,939 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:21,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:21,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:21,939 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:21,940 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:21,940 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:21,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:21,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2023-11-19 07:51:21,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:21,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:21,961 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:21,964 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 [2023-11-19 07:51:21,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-19 07:51:21,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:21,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:21,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:21,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:21,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:21,977 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:21,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:22,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:22,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-11-19 07:51:22,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:22,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:22,022 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:22,027 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 [2023-11-19 07:51:22,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-19 07:51:22,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:22,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:22,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:22,038 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:22,039 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:22,039 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:22,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:22,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-11-19 07:51:22,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:22,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:22,057 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:22,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-19 07:51:22,059 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 [2023-11-19 07:51:22,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:22,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:22,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:22,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:22,071 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:22,071 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:22,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:22,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:22,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:22,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:22,115 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:22,120 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 [2023-11-19 07:51:22,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-19 07:51:22,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:22,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:22,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:22,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:22,141 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:22,142 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:22,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:22,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:22,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:22,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:22,179 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:22,182 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 [2023-11-19 07:51:22,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:22,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:22,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:22,195 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:22,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-19 07:51:22,197 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:22,197 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:22,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:22,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:22,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:22,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:22,226 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:22,228 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 [2023-11-19 07:51:22,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-19 07:51:22,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:22,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:22,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:22,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:22,242 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:22,242 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:22,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:22,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:22,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:22,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:22,290 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:22,292 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 [2023-11-19 07:51:22,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:22,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:22,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:22,305 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:22,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-19 07:51:22,308 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:22,308 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:22,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:22,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:22,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:22,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:22,347 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:22,350 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 [2023-11-19 07:51:22,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:22,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:22,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:22,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:22,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-19 07:51:22,367 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:22,367 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:22,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:22,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:22,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:22,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:22,407 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:22,409 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 [2023-11-19 07:51:22,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:22,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:22,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:22,422 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:22,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-19 07:51:22,427 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:22,428 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:22,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:22,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:22,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:22,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:22,476 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:22,478 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 [2023-11-19 07:51:22,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:22,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:22,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:22,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:22,492 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:22,492 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:22,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-19 07:51:22,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:22,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:22,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:22,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:22,530 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:22,533 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 [2023-11-19 07:51:22,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:22,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:22,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:22,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:22,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-19 07:51:22,549 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:22,549 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:22,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:22,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:22,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:22,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:22,590 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:22,592 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 [2023-11-19 07:51:22,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:22,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:22,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:22,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:22,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-19 07:51:22,629 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:22,629 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:22,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:22,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2023-11-19 07:51:22,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:22,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:22,659 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:22,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-19 07:51:22,660 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 [2023-11-19 07:51:22,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:22,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:22,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:22,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:22,676 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:22,676 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:22,690 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-19 07:51:22,712 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2023-11-19 07:51:22,712 INFO L444 ModelExtractionUtils]: 1 out of 19 variables were initially zero. Simplification set additionally 14 variables to zero. [2023-11-19 07:51:22,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:22,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:22,715 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:22,719 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-19 07:51:22,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-19 07:51:22,734 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-19 07:51:22,734 INFO L513 LassoAnalysis]: Proved termination. [2023-11-19 07:51:22,734 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_diff_~A#1.base)_1, ULTIMATE.start_diff_~i~0#1) = 1*v_rep(select #length ULTIMATE.start_diff_~A#1.base)_1 - 4*ULTIMATE.start_diff_~i~0#1 Supporting invariants [1*ULTIMATE.start_diff_~A#1.offset >= 0] [2023-11-19 07:51:22,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:22,880 INFO L156 tatePredicateManager]: 26 out of 27 supporting invariants were superfluous and have been removed [2023-11-19 07:51:22,883 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~A!base] could not be translated [2023-11-19 07:51:22,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:22,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:22,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 07:51:22,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:23,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:23,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 07:51:23,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:23,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:51:23,056 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2023-11-19 07:51:23,056 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 10 Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:23,109 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 10. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 29 states and 40 transitions. Complement of second has 7 states. [2023-11-19 07:51:23,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-19 07:51:23,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:23,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 24 transitions. [2023-11-19 07:51:23,111 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 24 transitions. Stem has 13 letters. Loop has 6 letters. [2023-11-19 07:51:23,111 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:23,111 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 24 transitions. Stem has 19 letters. Loop has 6 letters. [2023-11-19 07:51:23,112 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:23,112 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 24 transitions. Stem has 13 letters. Loop has 12 letters. [2023-11-19 07:51:23,112 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:23,112 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 40 transitions. [2023-11-19 07:51:23,113 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 07:51:23,114 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 25 states and 34 transitions. [2023-11-19 07:51:23,114 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2023-11-19 07:51:23,114 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2023-11-19 07:51:23,114 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 34 transitions. [2023-11-19 07:51:23,114 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-19 07:51:23,114 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 34 transitions. [2023-11-19 07:51:23,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 34 transitions. [2023-11-19 07:51:23,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 24. [2023-11-19 07:51:23,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.375) internal successors, (33), 23 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:23,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 33 transitions. [2023-11-19 07:51:23,117 INFO L240 hiAutomatonCegarLoop]: Abstraction has 24 states and 33 transitions. [2023-11-19 07:51:23,117 INFO L428 stractBuchiCegarLoop]: Abstraction has 24 states and 33 transitions. [2023-11-19 07:51:23,117 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-19 07:51:23,117 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 33 transitions. [2023-11-19 07:51:23,118 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 07:51:23,118 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:51:23,118 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:51:23,119 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:51:23,119 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:51:23,119 INFO L748 eck$LassoCheckResult]: Stem: 738#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 728#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet14#1, main_#t~post13#1, main_~i~1#1, main_#t~nondet16#1, main_#t~post15#1, main_~i~2#1, main_~Alen~0#1, main_~Blen~0#1, main_~A~0#1.base, main_~A~0#1.offset, main_~B~0#1.base, main_~B~0#1.offset, main_~D~0#1.base, main_~D~0#1.offset;havoc main_#t~nondet8#1;main_~Alen~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~Blen~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 716#L539 assume !(main_~Alen~0#1 < 1 || main_~Alen~0#1 % 4294967296 >= 536870911); 717#L539-2 assume !(main_~Blen~0#1 < 1 || main_~Blen~0#1 % 4294967296 >= 536870911); 718#L542-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~A~0#1.base, main_~A~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(4 * main_~Blen~0#1 % 4294967296);main_~B~0#1.base, main_~B~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~D~0#1.base, main_~D~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~1#1 := 0; 719#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 720#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 721#L549-3 assume !(main_~i~1#1 < main_~Alen~0#1); 722#L549-4 havoc main_~i~1#1;main_~i~2#1 := 0; 723#L554-3 assume !!(main_~i~2#1 < main_~Blen~0#1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~B~0#1.base, main_~B~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~nondet16#1; 736#L554-2 main_#t~post15#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 737#L554-3 assume !(main_~i~2#1 < main_~Blen~0#1); 729#L554-4 havoc main_~i~2#1;assume { :begin_inline_diff } true;diff_#in~A#1.base, diff_#in~A#1.offset, diff_#in~Alen#1, diff_#in~B#1.base, diff_#in~B#1.offset, diff_#in~Blen#1, diff_#in~D#1.base, diff_#in~D#1.offset := main_~A~0#1.base, main_~A~0#1.offset, main_~Alen~0#1, main_~B~0#1.base, main_~B~0#1.offset, main_~Blen~0#1, main_~D~0#1.base, main_~D~0#1.offset;havoc diff_#t~mem2#1, diff_#t~mem3#1, diff_#t~post4#1, diff_#t~mem5#1, diff_#t~post6#1, diff_#t~post7#1, diff_~j~0#1, diff_~A#1.base, diff_~A#1.offset, diff_~Alen#1, diff_~B#1.base, diff_~B#1.offset, diff_~Blen#1, diff_~D#1.base, diff_~D#1.offset, diff_~k~0#1, diff_~i~0#1, diff_~l1~0#1, diff_~l2~0#1, diff_~found~0#1;diff_~A#1.base, diff_~A#1.offset := diff_#in~A#1.base, diff_#in~A#1.offset;diff_~Alen#1 := diff_#in~Alen#1;diff_~B#1.base, diff_~B#1.offset := diff_#in~B#1.base, diff_#in~B#1.offset;diff_~Blen#1 := diff_#in~Blen#1;diff_~D#1.base, diff_~D#1.offset := diff_#in~D#1.base, diff_#in~D#1.offset;diff_~k~0#1 := 0;diff_~i~0#1 := 0;diff_~l1~0#1 := diff_~Alen#1;diff_~l2~0#1 := diff_~Blen#1;havoc diff_~found~0#1; 724#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 726#L523-2 [2023-11-19 07:51:23,119 INFO L750 eck$LassoCheckResult]: Loop: 726#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 732#L523 assume !(diff_#t~mem2#1 == diff_#t~mem3#1);havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_#t~post4#1 := diff_~j~0#1;diff_~j~0#1 := 1 + diff_#t~post4#1;havoc diff_#t~post4#1; 726#L523-2 [2023-11-19 07:51:23,119 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:23,120 INFO L85 PathProgramCache]: Analyzing trace with hash 1313217434, now seen corresponding path program 1 times [2023-11-19 07:51:23,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:23,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240920077] [2023-11-19 07:51:23,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:23,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:23,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:23,135 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:23,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:23,153 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:23,154 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:23,154 INFO L85 PathProgramCache]: Analyzing trace with hash 2918, now seen corresponding path program 1 times [2023-11-19 07:51:23,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:23,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67937596] [2023-11-19 07:51:23,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:23,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:23,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:23,159 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:23,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:23,162 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:23,163 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:23,163 INFO L85 PathProgramCache]: Analyzing trace with hash -718428993, now seen corresponding path program 1 times [2023-11-19 07:51:23,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:23,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344810226] [2023-11-19 07:51:23,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:23,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:23,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:23,189 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:23,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:23,205 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:24,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:25,082 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:51:25,083 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:51:25,083 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:51:25,083 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:51:25,083 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:51:25,083 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:25,083 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:51:25,083 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:51:25,084 INFO L133 ssoRankerPreferences]: Filename of dumped script: diff-alloca-2.i_Iteration8_Lasso [2023-11-19 07:51:25,084 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:51:25,084 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:51:25,089 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,093 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,095 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,117 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,119 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,122 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,124 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,127 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,129 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,131 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,134 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,136 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,138 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,140 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,142 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,146 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,149 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,152 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,155 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,158 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,160 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,163 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,165 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,168 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,171 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,173 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,175 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,961 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,965 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:25,967 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:26,626 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:51:26,626 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:51:26,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:26,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:26,629 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:26,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-19 07:51:26,631 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 [2023-11-19 07:51:26,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:26,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:26,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:26,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:26,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:26,642 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:26,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:26,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:26,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2023-11-19 07:51:26,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:26,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:26,671 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:26,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-19 07:51:26,673 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 [2023-11-19 07:51:26,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:26,683 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:26,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:26,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:26,683 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:26,683 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:26,683 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:26,684 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:26,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:26,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:26,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:26,697 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:26,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-19 07:51:26,699 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 [2023-11-19 07:51:26,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:26,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:26,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:26,709 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:26,710 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:26,710 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:26,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:26,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2023-11-19 07:51:26,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:26,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:26,725 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:26,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-19 07:51:26,729 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 [2023-11-19 07:51:26,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:26,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:26,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:26,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:26,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:26,739 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:26,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:26,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:26,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:26,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:26,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:26,765 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:26,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-19 07:51:26,768 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 [2023-11-19 07:51:26,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:26,777 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:26,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:26,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:26,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:26,778 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:26,778 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:26,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:26,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2023-11-19 07:51:26,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:26,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:26,793 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:26,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-19 07:51:26,794 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 [2023-11-19 07:51:26,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:26,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:26,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:26,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:26,805 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:26,805 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:26,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:26,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:26,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2023-11-19 07:51:26,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:26,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:26,819 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:26,821 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 [2023-11-19 07:51:26,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-19 07:51:26,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:26,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:26,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:26,833 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:26,834 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:26,835 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:26,838 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:26,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2023-11-19 07:51:26,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:26,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:26,851 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:26,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-19 07:51:26,853 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 [2023-11-19 07:51:26,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:26,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:26,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:26,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:26,865 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:26,865 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:26,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:26,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2023-11-19 07:51:26,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:26,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:26,881 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:26,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-19 07:51:26,882 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 [2023-11-19 07:51:26,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:26,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:26,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:26,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:26,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:26,893 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:26,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:26,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:26,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2023-11-19 07:51:26,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:26,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:26,906 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:26,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-19 07:51:26,907 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 [2023-11-19 07:51:26,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:26,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:26,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:26,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:26,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:26,917 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:26,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:26,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:26,929 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2023-11-19 07:51:26,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:26,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:26,931 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:26,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-19 07:51:26,933 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 [2023-11-19 07:51:26,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:26,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:26,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:26,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:26,944 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:26,944 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:26,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:26,960 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2023-11-19 07:51:26,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:26,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:26,961 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:26,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-19 07:51:26,962 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 [2023-11-19 07:51:26,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:26,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:26,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:26,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:26,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:26,973 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:26,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:26,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:26,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2023-11-19 07:51:26,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:26,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:26,986 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:26,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-19 07:51:26,987 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 [2023-11-19 07:51:26,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:26,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:26,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:26,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:26,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:26,998 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:26,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:26,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2023-11-19 07:51:27,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,011 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-19 07:51:27,012 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 [2023-11-19 07:51:27,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:27,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,022 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:27,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:27,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2023-11-19 07:51:27,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,036 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-19 07:51:27,037 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 [2023-11-19 07:51:27,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,047 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,049 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:27,049 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:27,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,064 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2023-11-19 07:51:27,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,065 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2023-11-19 07:51:27,067 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 [2023-11-19 07:51:27,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,079 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:27,079 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:27,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2023-11-19 07:51:27,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,094 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2023-11-19 07:51:27,097 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 [2023-11-19 07:51:27,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,107 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,108 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:27,108 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:27,111 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2023-11-19 07:51:27,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,125 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2023-11-19 07:51:27,126 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 [2023-11-19 07:51:27,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,137 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:27,137 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:27,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2023-11-19 07:51:27,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,153 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2023-11-19 07:51:27,159 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 [2023-11-19 07:51:27,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,170 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:27,171 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:27,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2023-11-19 07:51:27,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,186 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2023-11-19 07:51:27,187 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 [2023-11-19 07:51:27,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,197 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,198 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:27,199 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:27,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:27,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,214 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2023-11-19 07:51:27,215 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 [2023-11-19 07:51:27,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:27,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,225 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,226 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:27,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:27,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2023-11-19 07:51:27,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,239 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2023-11-19 07:51:27,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:51:27,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,253 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:27,253 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:27,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2023-11-19 07:51:27,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,286 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2023-11-19 07:51:27,287 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 [2023-11-19 07:51:27,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,301 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:27,301 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:27,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2023-11-19 07:51:27,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,335 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2023-11-19 07:51:27,336 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 [2023-11-19 07:51:27,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,348 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:27,348 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:27,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2023-11-19 07:51:27,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,365 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2023-11-19 07:51:27,367 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 [2023-11-19 07:51:27,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:27,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,377 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:27,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:27,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2023-11-19 07:51:27,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,392 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2023-11-19 07:51:27,394 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 [2023-11-19 07:51:27,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:27,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,405 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:27,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:27,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2023-11-19 07:51:27,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,419 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2023-11-19 07:51:27,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:51:27,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,433 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:27,434 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:27,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2023-11-19 07:51:27,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,449 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2023-11-19 07:51:27,450 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 [2023-11-19 07:51:27,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,461 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,467 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:27,467 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:27,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:27,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,496 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2023-11-19 07:51:27,497 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 [2023-11-19 07:51:27,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,509 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:27,509 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:27,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:27,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,525 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2023-11-19 07:51:27,526 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 [2023-11-19 07:51:27,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,537 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:27,537 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:27,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2023-11-19 07:51:27,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,554 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2023-11-19 07:51:27,556 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 [2023-11-19 07:51:27,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,568 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:27,568 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:27,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:27,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,587 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2023-11-19 07:51:27,588 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 [2023-11-19 07:51:27,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,606 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:27,606 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:27,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,650 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:27,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,652 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,655 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 [2023-11-19 07:51:27,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,668 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-19 07:51:27,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2023-11-19 07:51:27,674 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2023-11-19 07:51:27,675 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-19 07:51:27,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:27,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,703 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2023-11-19 07:51:27,704 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 [2023-11-19 07:51:27,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,714 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,715 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:27,715 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:27,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:27,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,733 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2023-11-19 07:51:27,735 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 [2023-11-19 07:51:27,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,747 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:27,747 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:27,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:27,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2023-11-19 07:51:27,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,765 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2023-11-19 07:51:27,769 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 [2023-11-19 07:51:27,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:27,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:27,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:27,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:27,786 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:27,786 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:27,797 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-19 07:51:27,819 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2023-11-19 07:51:27,819 INFO L444 ModelExtractionUtils]: 2 out of 22 variables were initially zero. Simplification set additionally 16 variables to zero. [2023-11-19 07:51:27,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:27,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:27,821 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:27,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2023-11-19 07:51:27,822 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-19 07:51:27,833 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-19 07:51:27,833 INFO L513 LassoAnalysis]: Proved termination. [2023-11-19 07:51:27,833 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_diff_~B#1.offset, ULTIMATE.start_diff_~j~0#1, v_rep(select #length ULTIMATE.start_main_~B~0#1.base)_3) = -1*ULTIMATE.start_diff_~B#1.offset - 4*ULTIMATE.start_diff_~j~0#1 + 2*v_rep(select #length ULTIMATE.start_main_~B~0#1.base)_3 Supporting invariants [] [2023-11-19 07:51:27,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:27,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:27,995 INFO L156 tatePredicateManager]: 25 out of 26 supporting invariants were superfluous and have been removed [2023-11-19 07:51:27,997 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression ~B!offset has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-11-19 07:51:27,997 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~B~0!base] could not be translated [2023-11-19 07:51:28,020 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:28,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:28,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 07:51:28,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:28,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:28,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 07:51:28,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:28,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:51:28,104 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2023-11-19 07:51:28,104 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 24 states and 33 transitions. cyclomatic complexity: 13 Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:28,158 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 24 states and 33 transitions. cyclomatic complexity: 13. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 42 states and 57 transitions. Complement of second has 8 states. [2023-11-19 07:51:28,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-19 07:51:28,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:28,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 24 transitions. [2023-11-19 07:51:28,161 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 24 transitions. Stem has 14 letters. Loop has 2 letters. [2023-11-19 07:51:28,161 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:28,161 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 24 transitions. Stem has 16 letters. Loop has 2 letters. [2023-11-19 07:51:28,161 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:28,161 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 24 transitions. Stem has 14 letters. Loop has 4 letters. [2023-11-19 07:51:28,162 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:28,162 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 57 transitions. [2023-11-19 07:51:28,163 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 07:51:28,163 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 33 states and 45 transitions. [2023-11-19 07:51:28,163 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2023-11-19 07:51:28,163 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2023-11-19 07:51:28,163 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 45 transitions. [2023-11-19 07:51:28,164 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-19 07:51:28,164 INFO L218 hiAutomatonCegarLoop]: Abstraction has 33 states and 45 transitions. [2023-11-19 07:51:28,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 45 transitions. [2023-11-19 07:51:28,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 28. [2023-11-19 07:51:28,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.3928571428571428) internal successors, (39), 27 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:28,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 39 transitions. [2023-11-19 07:51:28,166 INFO L240 hiAutomatonCegarLoop]: Abstraction has 28 states and 39 transitions. [2023-11-19 07:51:28,166 INFO L428 stractBuchiCegarLoop]: Abstraction has 28 states and 39 transitions. [2023-11-19 07:51:28,166 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-11-19 07:51:28,167 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 39 transitions. [2023-11-19 07:51:28,167 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 07:51:28,167 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:51:28,167 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:51:28,168 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:51:28,168 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:51:28,168 INFO L748 eck$LassoCheckResult]: Stem: 987#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 977#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet14#1, main_#t~post13#1, main_~i~1#1, main_#t~nondet16#1, main_#t~post15#1, main_~i~2#1, main_~Alen~0#1, main_~Blen~0#1, main_~A~0#1.base, main_~A~0#1.offset, main_~B~0#1.base, main_~B~0#1.offset, main_~D~0#1.base, main_~D~0#1.offset;havoc main_#t~nondet8#1;main_~Alen~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~Blen~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 964#L539 assume !(main_~Alen~0#1 < 1 || main_~Alen~0#1 % 4294967296 >= 536870911); 965#L539-2 assume !(main_~Blen~0#1 < 1 || main_~Blen~0#1 % 4294967296 >= 536870911); 966#L542-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~A~0#1.base, main_~A~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(4 * main_~Blen~0#1 % 4294967296);main_~B~0#1.base, main_~B~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~D~0#1.base, main_~D~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~1#1 := 0; 967#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 968#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 969#L549-3 assume !(main_~i~1#1 < main_~Alen~0#1); 970#L549-4 havoc main_~i~1#1;main_~i~2#1 := 0; 971#L554-3 assume !!(main_~i~2#1 < main_~Blen~0#1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~B~0#1.base, main_~B~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~nondet16#1; 985#L554-2 main_#t~post15#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 986#L554-3 assume !(main_~i~2#1 < main_~Blen~0#1); 978#L554-4 havoc main_~i~2#1;assume { :begin_inline_diff } true;diff_#in~A#1.base, diff_#in~A#1.offset, diff_#in~Alen#1, diff_#in~B#1.base, diff_#in~B#1.offset, diff_#in~Blen#1, diff_#in~D#1.base, diff_#in~D#1.offset := main_~A~0#1.base, main_~A~0#1.offset, main_~Alen~0#1, main_~B~0#1.base, main_~B~0#1.offset, main_~Blen~0#1, main_~D~0#1.base, main_~D~0#1.offset;havoc diff_#t~mem2#1, diff_#t~mem3#1, diff_#t~post4#1, diff_#t~mem5#1, diff_#t~post6#1, diff_#t~post7#1, diff_~j~0#1, diff_~A#1.base, diff_~A#1.offset, diff_~Alen#1, diff_~B#1.base, diff_~B#1.offset, diff_~Blen#1, diff_~D#1.base, diff_~D#1.offset, diff_~k~0#1, diff_~i~0#1, diff_~l1~0#1, diff_~l2~0#1, diff_~found~0#1;diff_~A#1.base, diff_~A#1.offset := diff_#in~A#1.base, diff_#in~A#1.offset;diff_~Alen#1 := diff_#in~Alen#1;diff_~B#1.base, diff_~B#1.offset := diff_#in~B#1.base, diff_#in~B#1.offset;diff_~Blen#1 := diff_#in~Blen#1;diff_~D#1.base, diff_~D#1.offset := diff_#in~D#1.base, diff_#in~D#1.offset;diff_~k~0#1 := 0;diff_~i~0#1 := 0;diff_~l1~0#1 := diff_~Alen#1;diff_~l2~0#1 := diff_~Blen#1;havoc diff_~found~0#1; 972#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 973#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 982#L523 assume !(diff_#t~mem2#1 == diff_#t~mem3#1);havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_#t~post4#1 := diff_~j~0#1;diff_~j~0#1 := 1 + diff_#t~post4#1;havoc diff_#t~post4#1; 983#L523-2 assume !(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1); 989#L522-2 assume !(0 == diff_~found~0#1); 980#L529-1 diff_#t~post7#1 := diff_~i~0#1;diff_~i~0#1 := 1 + diff_#t~post7#1;havoc diff_#t~post7#1;havoc diff_~j~0#1; 974#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 976#L523-2 [2023-11-19 07:51:28,168 INFO L750 eck$LassoCheckResult]: Loop: 976#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 981#L523 assume !(diff_#t~mem2#1 == diff_#t~mem3#1);havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_#t~post4#1 := diff_~j~0#1;diff_~j~0#1 := 1 + diff_#t~post4#1;havoc diff_#t~post4#1; 976#L523-2 [2023-11-19 07:51:28,169 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:28,169 INFO L85 PathProgramCache]: Analyzing trace with hash -2007293386, now seen corresponding path program 1 times [2023-11-19 07:51:28,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:28,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315995491] [2023-11-19 07:51:28,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:28,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:28,216 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 07:51:28,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:51:28,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315995491] [2023-11-19 07:51:28,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315995491] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:51:28,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:51:28,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:51:28,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699029598] [2023-11-19 07:51:28,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:51:28,218 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 07:51:28,218 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:28,218 INFO L85 PathProgramCache]: Analyzing trace with hash 2918, now seen corresponding path program 2 times [2023-11-19 07:51:28,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:28,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312750524] [2023-11-19 07:51:28,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:28,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:28,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:28,223 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:28,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:28,226 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:28,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:51:28,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:51:28,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:51:28,309 INFO L87 Difference]: Start difference. First operand 28 states and 39 transitions. cyclomatic complexity: 16 Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:28,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:51:28,324 INFO L93 Difference]: Finished difference Result 30 states and 41 transitions. [2023-11-19 07:51:28,324 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 41 transitions. [2023-11-19 07:51:28,325 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 07:51:28,327 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 30 states and 41 transitions. [2023-11-19 07:51:28,327 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2023-11-19 07:51:28,328 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2023-11-19 07:51:28,328 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 41 transitions. [2023-11-19 07:51:28,328 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-19 07:51:28,328 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 41 transitions. [2023-11-19 07:51:28,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 41 transitions. [2023-11-19 07:51:28,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 28. [2023-11-19 07:51:28,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.3571428571428572) internal successors, (38), 27 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:28,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 38 transitions. [2023-11-19 07:51:28,336 INFO L240 hiAutomatonCegarLoop]: Abstraction has 28 states and 38 transitions. [2023-11-19 07:51:28,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:51:28,337 INFO L428 stractBuchiCegarLoop]: Abstraction has 28 states and 38 transitions. [2023-11-19 07:51:28,337 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2023-11-19 07:51:28,338 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 38 transitions. [2023-11-19 07:51:28,338 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 07:51:28,338 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:51:28,338 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:51:28,339 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:51:28,339 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:51:28,339 INFO L748 eck$LassoCheckResult]: Stem: 1051#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1041#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet14#1, main_#t~post13#1, main_~i~1#1, main_#t~nondet16#1, main_#t~post15#1, main_~i~2#1, main_~Alen~0#1, main_~Blen~0#1, main_~A~0#1.base, main_~A~0#1.offset, main_~B~0#1.base, main_~B~0#1.offset, main_~D~0#1.base, main_~D~0#1.offset;havoc main_#t~nondet8#1;main_~Alen~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~Blen~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 1028#L539 assume !(main_~Alen~0#1 < 1 || main_~Alen~0#1 % 4294967296 >= 536870911); 1029#L539-2 assume !(main_~Blen~0#1 < 1 || main_~Blen~0#1 % 4294967296 >= 536870911); 1030#L542-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~A~0#1.base, main_~A~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(4 * main_~Blen~0#1 % 4294967296);main_~B~0#1.base, main_~B~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~D~0#1.base, main_~D~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~1#1 := 0; 1031#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 1032#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 1033#L549-3 assume !(main_~i~1#1 < main_~Alen~0#1); 1034#L549-4 havoc main_~i~1#1;main_~i~2#1 := 0; 1035#L554-3 assume !!(main_~i~2#1 < main_~Blen~0#1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~B~0#1.base, main_~B~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~nondet16#1; 1049#L554-2 main_#t~post15#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 1050#L554-3 assume !(main_~i~2#1 < main_~Blen~0#1); 1042#L554-4 havoc main_~i~2#1;assume { :begin_inline_diff } true;diff_#in~A#1.base, diff_#in~A#1.offset, diff_#in~Alen#1, diff_#in~B#1.base, diff_#in~B#1.offset, diff_#in~Blen#1, diff_#in~D#1.base, diff_#in~D#1.offset := main_~A~0#1.base, main_~A~0#1.offset, main_~Alen~0#1, main_~B~0#1.base, main_~B~0#1.offset, main_~Blen~0#1, main_~D~0#1.base, main_~D~0#1.offset;havoc diff_#t~mem2#1, diff_#t~mem3#1, diff_#t~post4#1, diff_#t~mem5#1, diff_#t~post6#1, diff_#t~post7#1, diff_~j~0#1, diff_~A#1.base, diff_~A#1.offset, diff_~Alen#1, diff_~B#1.base, diff_~B#1.offset, diff_~Blen#1, diff_~D#1.base, diff_~D#1.offset, diff_~k~0#1, diff_~i~0#1, diff_~l1~0#1, diff_~l2~0#1, diff_~found~0#1;diff_~A#1.base, diff_~A#1.offset := diff_#in~A#1.base, diff_#in~A#1.offset;diff_~Alen#1 := diff_#in~Alen#1;diff_~B#1.base, diff_~B#1.offset := diff_#in~B#1.base, diff_#in~B#1.offset;diff_~Blen#1 := diff_#in~Blen#1;diff_~D#1.base, diff_~D#1.offset := diff_#in~D#1.base, diff_#in~D#1.offset;diff_~k~0#1 := 0;diff_~i~0#1 := 0;diff_~l1~0#1 := diff_~Alen#1;diff_~l2~0#1 := diff_~Blen#1;havoc diff_~found~0#1; 1036#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 1037#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 1046#L523 assume !(diff_#t~mem2#1 == diff_#t~mem3#1);havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_#t~post4#1 := diff_~j~0#1;diff_~j~0#1 := 1 + diff_#t~post4#1;havoc diff_#t~post4#1; 1047#L523-2 assume !(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1); 1053#L522-2 assume 0 == diff_~found~0#1;call diff_#t~mem5#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call write~int(diff_#t~mem5#1, diff_~D#1.base, diff_~D#1.offset + 4 * diff_~k~0#1, 4);havoc diff_#t~mem5#1;diff_#t~post6#1 := diff_~k~0#1;diff_~k~0#1 := 1 + diff_#t~post6#1;havoc diff_#t~post6#1; 1044#L529-1 diff_#t~post7#1 := diff_~i~0#1;diff_~i~0#1 := 1 + diff_#t~post7#1;havoc diff_#t~post7#1;havoc diff_~j~0#1; 1038#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 1039#L523-2 [2023-11-19 07:51:28,340 INFO L750 eck$LassoCheckResult]: Loop: 1039#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 1045#L523 assume !(diff_#t~mem2#1 == diff_#t~mem3#1);havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_#t~post4#1 := diff_~j~0#1;diff_~j~0#1 := 1 + diff_#t~post4#1;havoc diff_#t~post4#1; 1039#L523-2 [2023-11-19 07:51:28,340 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:28,340 INFO L85 PathProgramCache]: Analyzing trace with hash -2007295308, now seen corresponding path program 1 times [2023-11-19 07:51:28,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:28,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258560882] [2023-11-19 07:51:28,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:28,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:28,490 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 07:51:28,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:51:28,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258560882] [2023-11-19 07:51:28,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258560882] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 07:51:28,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [562093496] [2023-11-19 07:51:28,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:28,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:51:28,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:28,493 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:51:28,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (99)] Waiting until timeout for monitored process [2023-11-19 07:51:28,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:28,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 07:51:28,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:28,647 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 07:51:28,647 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:51:28,700 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 07:51:28,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [562093496] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:51:28,700 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 07:51:28,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2023-11-19 07:51:28,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57457479] [2023-11-19 07:51:28,701 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 07:51:28,701 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 07:51:28,701 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:28,701 INFO L85 PathProgramCache]: Analyzing trace with hash 2918, now seen corresponding path program 3 times [2023-11-19 07:51:28,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:28,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591642464] [2023-11-19 07:51:28,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:28,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:28,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:28,705 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:28,708 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:28,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:51:28,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-19 07:51:28,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2023-11-19 07:51:28,784 INFO L87 Difference]: Start difference. First operand 28 states and 38 transitions. cyclomatic complexity: 15 Second operand has 11 states, 10 states have (on average 3.8) internal successors, (38), 11 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:28,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:51:28,889 INFO L93 Difference]: Finished difference Result 52 states and 68 transitions. [2023-11-19 07:51:28,889 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52 states and 68 transitions. [2023-11-19 07:51:28,890 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 07:51:28,890 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52 states to 31 states and 40 transitions. [2023-11-19 07:51:28,890 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2023-11-19 07:51:28,891 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2023-11-19 07:51:28,891 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 40 transitions. [2023-11-19 07:51:28,891 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-19 07:51:28,891 INFO L218 hiAutomatonCegarLoop]: Abstraction has 31 states and 40 transitions. [2023-11-19 07:51:28,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 40 transitions. [2023-11-19 07:51:28,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 30. [2023-11-19 07:51:28,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.3) internal successors, (39), 29 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:28,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 39 transitions. [2023-11-19 07:51:28,897 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 39 transitions. [2023-11-19 07:51:28,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-19 07:51:28,898 INFO L428 stractBuchiCegarLoop]: Abstraction has 30 states and 39 transitions. [2023-11-19 07:51:28,898 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2023-11-19 07:51:28,899 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 39 transitions. [2023-11-19 07:51:28,900 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 07:51:28,900 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:51:28,900 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:51:28,901 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:51:28,901 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:51:28,902 INFO L748 eck$LassoCheckResult]: Stem: 1270#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1261#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet14#1, main_#t~post13#1, main_~i~1#1, main_#t~nondet16#1, main_#t~post15#1, main_~i~2#1, main_~Alen~0#1, main_~Blen~0#1, main_~A~0#1.base, main_~A~0#1.offset, main_~B~0#1.base, main_~B~0#1.offset, main_~D~0#1.base, main_~D~0#1.offset;havoc main_#t~nondet8#1;main_~Alen~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~Blen~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 1246#L539 assume !(main_~Alen~0#1 < 1 || main_~Alen~0#1 % 4294967296 >= 536870911); 1247#L539-2 assume !(main_~Blen~0#1 < 1 || main_~Blen~0#1 % 4294967296 >= 536870911); 1248#L542-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~A~0#1.base, main_~A~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(4 * main_~Blen~0#1 % 4294967296);main_~B~0#1.base, main_~B~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~D~0#1.base, main_~D~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~1#1 := 0; 1249#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 1250#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 1251#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 1252#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 1273#L549-3 assume !(main_~i~1#1 < main_~Alen~0#1); 1253#L549-4 havoc main_~i~1#1;main_~i~2#1 := 0; 1254#L554-3 assume !!(main_~i~2#1 < main_~Blen~0#1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~B~0#1.base, main_~B~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~nondet16#1; 1268#L554-2 main_#t~post15#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 1269#L554-3 assume !(main_~i~2#1 < main_~Blen~0#1); 1260#L554-4 havoc main_~i~2#1;assume { :begin_inline_diff } true;diff_#in~A#1.base, diff_#in~A#1.offset, diff_#in~Alen#1, diff_#in~B#1.base, diff_#in~B#1.offset, diff_#in~Blen#1, diff_#in~D#1.base, diff_#in~D#1.offset := main_~A~0#1.base, main_~A~0#1.offset, main_~Alen~0#1, main_~B~0#1.base, main_~B~0#1.offset, main_~Blen~0#1, main_~D~0#1.base, main_~D~0#1.offset;havoc diff_#t~mem2#1, diff_#t~mem3#1, diff_#t~post4#1, diff_#t~mem5#1, diff_#t~post6#1, diff_#t~post7#1, diff_~j~0#1, diff_~A#1.base, diff_~A#1.offset, diff_~Alen#1, diff_~B#1.base, diff_~B#1.offset, diff_~Blen#1, diff_~D#1.base, diff_~D#1.offset, diff_~k~0#1, diff_~i~0#1, diff_~l1~0#1, diff_~l2~0#1, diff_~found~0#1;diff_~A#1.base, diff_~A#1.offset := diff_#in~A#1.base, diff_#in~A#1.offset;diff_~Alen#1 := diff_#in~Alen#1;diff_~B#1.base, diff_~B#1.offset := diff_#in~B#1.base, diff_#in~B#1.offset;diff_~Blen#1 := diff_#in~Blen#1;diff_~D#1.base, diff_~D#1.offset := diff_#in~D#1.base, diff_#in~D#1.offset;diff_~k~0#1 := 0;diff_~i~0#1 := 0;diff_~l1~0#1 := diff_~Alen#1;diff_~l2~0#1 := diff_~Blen#1;havoc diff_~found~0#1; 1255#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 1256#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 1265#L523 assume !(diff_#t~mem2#1 == diff_#t~mem3#1);havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_#t~post4#1 := diff_~j~0#1;diff_~j~0#1 := 1 + diff_#t~post4#1;havoc diff_#t~post4#1; 1266#L523-2 assume !(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1); 1271#L522-2 assume 0 == diff_~found~0#1;call diff_#t~mem5#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call write~int(diff_#t~mem5#1, diff_~D#1.base, diff_~D#1.offset + 4 * diff_~k~0#1, 4);havoc diff_#t~mem5#1;diff_#t~post6#1 := diff_~k~0#1;diff_~k~0#1 := 1 + diff_#t~post6#1;havoc diff_#t~post6#1; 1263#L529-1 diff_#t~post7#1 := diff_~i~0#1;diff_~i~0#1 := 1 + diff_#t~post7#1;havoc diff_#t~post7#1;havoc diff_~j~0#1; 1257#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 1259#L523-2 [2023-11-19 07:51:28,903 INFO L750 eck$LassoCheckResult]: Loop: 1259#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 1264#L523 assume !(diff_#t~mem2#1 == diff_#t~mem3#1);havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_#t~post4#1 := diff_~j~0#1;diff_~j~0#1 := 1 + diff_#t~post4#1;havoc diff_#t~post4#1; 1259#L523-2 [2023-11-19 07:51:28,903 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:28,903 INFO L85 PathProgramCache]: Analyzing trace with hash 633938194, now seen corresponding path program 2 times [2023-11-19 07:51:28,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:28,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225889454] [2023-11-19 07:51:28,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:28,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:28,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:28,933 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:28,968 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:28,971 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:28,971 INFO L85 PathProgramCache]: Analyzing trace with hash 2918, now seen corresponding path program 4 times [2023-11-19 07:51:28,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:28,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693817924] [2023-11-19 07:51:28,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:28,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:28,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:28,982 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:28,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:28,986 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:28,988 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:28,988 INFO L85 PathProgramCache]: Analyzing trace with hash -670749641, now seen corresponding path program 3 times [2023-11-19 07:51:28,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:28,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956718853] [2023-11-19 07:51:28,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:28,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:29,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:29,032 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:29,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:29,067 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:31,811 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:51:31,811 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:51:31,811 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:51:31,811 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:51:31,811 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:51:31,811 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:31,812 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:51:31,812 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:51:31,812 INFO L133 ssoRankerPreferences]: Filename of dumped script: diff-alloca-2.i_Iteration11_Lasso [2023-11-19 07:51:31,812 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:51:31,812 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:51:31,816 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,820 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,823 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,826 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,829 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,832 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,834 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,836 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,839 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,842 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,845 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,848 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,850 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,854 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,857 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,859 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,862 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,865 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,869 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,871 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,874 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,877 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,881 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:31,884 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:32,728 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:32,737 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:32,746 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:32,748 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:32,750 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:32,753 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:32,756 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:32,759 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:32,762 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:32,765 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:32,767 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:32,770 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:32,773 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:33,427 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:51:33,428 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:51:33,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:33,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:33,432 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:33,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2023-11-19 07:51:33,433 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 [2023-11-19 07:51:33,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:33,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:33,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:33,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:33,445 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:33,446 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:33,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:33,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2023-11-19 07:51:33,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:33,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:33,462 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:33,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2023-11-19 07:51:33,463 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 [2023-11-19 07:51:33,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:33,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:33,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:33,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:33,474 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:33,474 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:33,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:33,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:33,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:33,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:33,490 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:33,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2023-11-19 07:51:33,491 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 [2023-11-19 07:51:33,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:33,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:33,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:33,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:33,503 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:33,503 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:33,506 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:33,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:33,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:33,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:33,518 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:33,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2023-11-19 07:51:33,520 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 [2023-11-19 07:51:33,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:33,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:33,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:33,530 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:33,531 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:33,531 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:33,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:33,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:33,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:33,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:33,547 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:33,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2023-11-19 07:51:33,549 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 [2023-11-19 07:51:33,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:33,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:33,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:33,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:33,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:33,559 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:33,559 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:33,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:33,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:33,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:33,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:33,573 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:33,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2023-11-19 07:51:33,574 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 [2023-11-19 07:51:33,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:33,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:33,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:33,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:33,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:33,585 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:33,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:33,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:33,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:33,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:33,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:33,599 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:33,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2023-11-19 07:51:33,600 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 [2023-11-19 07:51:33,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:33,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:33,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:33,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:33,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:33,610 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:33,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:33,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:33,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:33,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:33,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:33,623 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:33,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2023-11-19 07:51:33,625 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 [2023-11-19 07:51:33,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:33,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:33,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:33,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:33,636 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:33,636 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:33,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:33,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:33,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:33,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:33,656 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:33,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2023-11-19 07:51:33,657 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 [2023-11-19 07:51:33,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:33,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:33,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:33,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:33,669 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:33,669 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:33,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:33,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:33,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:33,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:33,687 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:33,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:51:33,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2023-11-19 07:51:33,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:33,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:33,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:33,698 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:33,699 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:33,700 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:33,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:33,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2023-11-19 07:51:33,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:33,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:33,717 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:33,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2023-11-19 07:51:33,718 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 [2023-11-19 07:51:33,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:33,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:33,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:33,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:33,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:33,729 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:33,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:33,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:33,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:33,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:33,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:33,743 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:33,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2023-11-19 07:51:33,744 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 [2023-11-19 07:51:33,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:33,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:33,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:33,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:33,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:33,755 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:33,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:33,756 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:33,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2023-11-19 07:51:33,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:33,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:33,770 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:33,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2023-11-19 07:51:33,771 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 [2023-11-19 07:51:33,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:33,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:33,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:33,781 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:33,783 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:33,783 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:33,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:33,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:33,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:33,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:33,825 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:33,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2023-11-19 07:51:33,826 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 [2023-11-19 07:51:33,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:33,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:33,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:33,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:33,838 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:33,838 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:33,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:33,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:33,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:33,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:33,870 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:33,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2023-11-19 07:51:33,872 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 [2023-11-19 07:51:33,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:33,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:33,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:33,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:33,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:33,882 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:33,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:33,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:33,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:33,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:33,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:33,926 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:33,931 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 [2023-11-19 07:51:33,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:33,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:33,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:33,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:33,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:33,944 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:33,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:33,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2023-11-19 07:51:33,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:33,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:33,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:33,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:33,974 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:33,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2023-11-19 07:51:33,976 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 [2023-11-19 07:51:33,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:33,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:33,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:33,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:33,987 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:33,987 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:33,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:34,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:34,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:34,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:34,005 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:34,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2023-11-19 07:51:34,007 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 [2023-11-19 07:51:34,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:34,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:34,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:34,017 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:34,019 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:34,019 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:34,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:34,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:34,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:34,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:34,034 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:34,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2023-11-19 07:51:34,035 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 [2023-11-19 07:51:34,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:34,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:34,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:34,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:34,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:34,046 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:34,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:34,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:34,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:34,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:34,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:34,062 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:34,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2023-11-19 07:51:34,063 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 [2023-11-19 07:51:34,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:34,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:34,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:34,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:34,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:34,074 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:34,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:34,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:34,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:34,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:34,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:34,089 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:34,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2023-11-19 07:51:34,090 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 [2023-11-19 07:51:34,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:34,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:34,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:34,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:34,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:34,101 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:34,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:34,102 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:34,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:34,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:34,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:34,114 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:34,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2023-11-19 07:51:34,116 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 [2023-11-19 07:51:34,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:34,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:34,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:34,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:34,127 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:34,127 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:34,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:34,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2023-11-19 07:51:34,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:34,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:34,155 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:34,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2023-11-19 07:51:34,156 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 [2023-11-19 07:51:34,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:34,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:34,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:34,167 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:34,168 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:34,168 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:34,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:34,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2023-11-19 07:51:34,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:34,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:34,188 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:34,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2023-11-19 07:51:34,190 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 [2023-11-19 07:51:34,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:34,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:34,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:34,200 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:34,203 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:34,203 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:34,212 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:34,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:34,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:34,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:34,226 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:34,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2023-11-19 07:51:34,227 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 [2023-11-19 07:51:34,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:34,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:34,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:34,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:34,240 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:34,240 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:34,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:34,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:34,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:34,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:34,262 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:34,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2023-11-19 07:51:34,263 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 [2023-11-19 07:51:34,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:34,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:34,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:34,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:34,278 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:34,279 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:34,299 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-19 07:51:34,326 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2023-11-19 07:51:34,327 INFO L444 ModelExtractionUtils]: 6 out of 19 variables were initially zero. Simplification set additionally 10 variables to zero. [2023-11-19 07:51:34,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:34,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:34,328 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:34,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2023-11-19 07:51:34,329 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-19 07:51:34,340 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-19 07:51:34,340 INFO L513 LassoAnalysis]: Proved termination. [2023-11-19 07:51:34,340 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc11#1.base)_5, ULTIMATE.start_diff_~j~0#1) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc11#1.base)_5 - 8*ULTIMATE.start_diff_~j~0#1 Supporting invariants [] [2023-11-19 07:51:34,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:34,479 INFO L156 tatePredicateManager]: 28 out of 30 supporting invariants were superfluous and have been removed [2023-11-19 07:51:34,483 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[#t~malloc11!base] could not be translated [2023-11-19 07:51:34,504 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:34,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 07:51:34,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:34,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 07:51:34,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:34,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:51:34,809 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.7 stem predicates 2 loop predicates [2023-11-19 07:51:34,809 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 30 states and 39 transitions. cyclomatic complexity: 14 Second operand has 9 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:34,998 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 30 states and 39 transitions. cyclomatic complexity: 14. Second operand has 9 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 51 states and 66 transitions. Complement of second has 14 states. [2023-11-19 07:51:34,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 7 stem states 2 non-accepting loop states 2 accepting loop states [2023-11-19 07:51:35,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:35,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 29 transitions. [2023-11-19 07:51:35,000 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 29 transitions. Stem has 22 letters. Loop has 2 letters. [2023-11-19 07:51:35,000 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:35,000 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-19 07:51:35,023 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 07:51:35,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:35,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 07:51:35,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:35,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:51:35,296 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.7 stem predicates 2 loop predicates [2023-11-19 07:51:35,296 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 30 states and 39 transitions. cyclomatic complexity: 14 Second operand has 9 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:35,469 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 30 states and 39 transitions. cyclomatic complexity: 14. Second operand has 9 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 51 states and 66 transitions. Complement of second has 14 states. [2023-11-19 07:51:35,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 7 stem states 2 non-accepting loop states 2 accepting loop states [2023-11-19 07:51:35,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:35,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 29 transitions. [2023-11-19 07:51:35,472 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 29 transitions. Stem has 22 letters. Loop has 2 letters. [2023-11-19 07:51:35,472 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:35,472 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-19 07:51:35,500 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 07:51:35,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:35,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2023-11-19 07:51:35,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:35,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 07:51:35,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:35,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:51:35,825 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.7 stem predicates 2 loop predicates [2023-11-19 07:51:35,826 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 30 states and 39 transitions. cyclomatic complexity: 14 Second operand has 9 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:36,029 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 30 states and 39 transitions. cyclomatic complexity: 14. Second operand has 9 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 62 states and 84 transitions. Complement of second has 13 states. [2023-11-19 07:51:36,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 7 stem states 2 non-accepting loop states 2 accepting loop states [2023-11-19 07:51:36,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:36,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 45 transitions. [2023-11-19 07:51:36,036 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 45 transitions. Stem has 22 letters. Loop has 2 letters. [2023-11-19 07:51:36,036 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:36,036 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 45 transitions. Stem has 24 letters. Loop has 2 letters. [2023-11-19 07:51:36,036 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:36,037 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 45 transitions. Stem has 22 letters. Loop has 4 letters. [2023-11-19 07:51:36,037 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:36,037 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 62 states and 84 transitions. [2023-11-19 07:51:36,038 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 07:51:36,038 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 62 states to 35 states and 44 transitions. [2023-11-19 07:51:36,039 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2023-11-19 07:51:36,039 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2023-11-19 07:51:36,039 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35 states and 44 transitions. [2023-11-19 07:51:36,039 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-19 07:51:36,039 INFO L218 hiAutomatonCegarLoop]: Abstraction has 35 states and 44 transitions. [2023-11-19 07:51:36,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states and 44 transitions. [2023-11-19 07:51:36,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 32. [2023-11-19 07:51:36,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.28125) internal successors, (41), 31 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:36,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 41 transitions. [2023-11-19 07:51:36,042 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 41 transitions. [2023-11-19 07:51:36,042 INFO L428 stractBuchiCegarLoop]: Abstraction has 32 states and 41 transitions. [2023-11-19 07:51:36,042 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2023-11-19 07:51:36,042 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 41 transitions. [2023-11-19 07:51:36,043 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 07:51:36,043 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:51:36,043 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:51:36,044 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:51:36,044 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:51:36,044 INFO L748 eck$LassoCheckResult]: Stem: 1916#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1906#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet14#1, main_#t~post13#1, main_~i~1#1, main_#t~nondet16#1, main_#t~post15#1, main_~i~2#1, main_~Alen~0#1, main_~Blen~0#1, main_~A~0#1.base, main_~A~0#1.offset, main_~B~0#1.base, main_~B~0#1.offset, main_~D~0#1.base, main_~D~0#1.offset;havoc main_#t~nondet8#1;main_~Alen~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~Blen~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 1892#L539 assume !(main_~Alen~0#1 < 1 || main_~Alen~0#1 % 4294967296 >= 536870911); 1893#L539-2 assume !(main_~Blen~0#1 < 1 || main_~Blen~0#1 % 4294967296 >= 536870911); 1894#L542-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~A~0#1.base, main_~A~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(4 * main_~Blen~0#1 % 4294967296);main_~B~0#1.base, main_~B~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~D~0#1.base, main_~D~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~1#1 := 0; 1895#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 1896#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 1897#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 1898#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 1919#L549-3 assume !(main_~i~1#1 < main_~Alen~0#1); 1899#L549-4 havoc main_~i~1#1;main_~i~2#1 := 0; 1900#L554-3 assume !!(main_~i~2#1 < main_~Blen~0#1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~B~0#1.base, main_~B~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~nondet16#1; 1914#L554-2 main_#t~post15#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 1915#L554-3 assume !!(main_~i~2#1 < main_~Blen~0#1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~B~0#1.base, main_~B~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~nondet16#1; 1917#L554-2 main_#t~post15#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 1918#L554-3 assume !(main_~i~2#1 < main_~Blen~0#1); 1907#L554-4 havoc main_~i~2#1;assume { :begin_inline_diff } true;diff_#in~A#1.base, diff_#in~A#1.offset, diff_#in~Alen#1, diff_#in~B#1.base, diff_#in~B#1.offset, diff_#in~Blen#1, diff_#in~D#1.base, diff_#in~D#1.offset := main_~A~0#1.base, main_~A~0#1.offset, main_~Alen~0#1, main_~B~0#1.base, main_~B~0#1.offset, main_~Blen~0#1, main_~D~0#1.base, main_~D~0#1.offset;havoc diff_#t~mem2#1, diff_#t~mem3#1, diff_#t~post4#1, diff_#t~mem5#1, diff_#t~post6#1, diff_#t~post7#1, diff_~j~0#1, diff_~A#1.base, diff_~A#1.offset, diff_~Alen#1, diff_~B#1.base, diff_~B#1.offset, diff_~Blen#1, diff_~D#1.base, diff_~D#1.offset, diff_~k~0#1, diff_~i~0#1, diff_~l1~0#1, diff_~l2~0#1, diff_~found~0#1;diff_~A#1.base, diff_~A#1.offset := diff_#in~A#1.base, diff_#in~A#1.offset;diff_~Alen#1 := diff_#in~Alen#1;diff_~B#1.base, diff_~B#1.offset := diff_#in~B#1.base, diff_#in~B#1.offset;diff_~Blen#1 := diff_#in~Blen#1;diff_~D#1.base, diff_~D#1.offset := diff_#in~D#1.base, diff_#in~D#1.offset;diff_~k~0#1 := 0;diff_~i~0#1 := 0;diff_~l1~0#1 := diff_~Alen#1;diff_~l2~0#1 := diff_~Blen#1;havoc diff_~found~0#1; 1901#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 1902#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 1923#L523 assume diff_#t~mem2#1 == diff_#t~mem3#1;havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_~found~0#1 := 1; 1922#L523-2 assume !(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1); 1908#L522-2 assume !(0 == diff_~found~0#1); 1909#L529-1 diff_#t~post7#1 := diff_~i~0#1;diff_~i~0#1 := 1 + diff_#t~post7#1;havoc diff_#t~post7#1;havoc diff_~j~0#1; 1903#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 1905#L523-2 [2023-11-19 07:51:36,045 INFO L750 eck$LassoCheckResult]: Loop: 1905#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 1910#L523 assume !(diff_#t~mem2#1 == diff_#t~mem3#1);havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_#t~post4#1 := diff_~j~0#1;diff_~j~0#1 := 1 + diff_#t~post4#1;havoc diff_#t~post4#1; 1905#L523-2 [2023-11-19 07:51:36,045 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:36,045 INFO L85 PathProgramCache]: Analyzing trace with hash 680792112, now seen corresponding path program 2 times [2023-11-19 07:51:36,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:36,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372024062] [2023-11-19 07:51:36,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:36,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:36,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:36,079 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:36,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:36,104 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:36,105 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:36,105 INFO L85 PathProgramCache]: Analyzing trace with hash 2918, now seen corresponding path program 5 times [2023-11-19 07:51:36,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:36,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891187643] [2023-11-19 07:51:36,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:36,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:36,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:36,109 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:36,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:36,113 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:36,113 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:36,114 INFO L85 PathProgramCache]: Analyzing trace with hash 1406192597, now seen corresponding path program 1 times [2023-11-19 07:51:36,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:36,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936908984] [2023-11-19 07:51:36,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:36,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:36,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:36,149 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:36,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:36,177 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:39,662 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:51:39,663 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:51:39,663 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:51:39,663 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:51:39,663 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:51:39,663 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:39,663 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:51:39,663 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:51:39,663 INFO L133 ssoRankerPreferences]: Filename of dumped script: diff-alloca-2.i_Iteration12_Lasso [2023-11-19 07:51:39,663 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:51:39,663 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:51:39,667 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:39,670 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:39,671 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:39,673 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:39,676 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:39,678 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:39,680 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:39,682 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:39,684 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:39,686 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:39,688 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:39,691 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:40,885 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:40,887 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:40,890 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:40,893 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:40,898 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:40,899 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:40,901 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:40,908 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:40,910 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:40,912 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:40,915 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:40,917 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:40,919 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:40,921 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:40,930 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:40,932 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:40,935 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:41,755 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:51:41,756 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:51:41,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:41,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:41,759 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:41,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2023-11-19 07:51:41,764 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 [2023-11-19 07:51:41,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:41,774 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:41,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:41,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:41,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:41,775 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:41,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:41,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:41,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Ended with exit code 0 [2023-11-19 07:51:41,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:41,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:41,796 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:41,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2023-11-19 07:51:41,798 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 [2023-11-19 07:51:41,808 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:41,808 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:41,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:41,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:41,809 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:41,809 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:41,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:41,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:41,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:41,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:41,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:41,823 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:41,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2023-11-19 07:51:41,825 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 [2023-11-19 07:51:41,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:41,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:41,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:41,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:41,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:41,835 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:41,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:41,836 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:41,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:41,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:41,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:41,850 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:41,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2023-11-19 07:51:41,852 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 [2023-11-19 07:51:41,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:41,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:41,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:41,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:41,863 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:41,863 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:41,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:41,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:41,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:41,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:41,879 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:41,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2023-11-19 07:51:41,880 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 [2023-11-19 07:51:41,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:41,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:41,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:41,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:41,891 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:41,891 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:41,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:41,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2023-11-19 07:51:41,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:41,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:41,910 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:41,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2023-11-19 07:51:41,911 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:51:41,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:41,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:41,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:41,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:41,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:41,922 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:41,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:41,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:41,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:41,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:41,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:41,940 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:41,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2023-11-19 07:51:41,941 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 [2023-11-19 07:51:41,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:41,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:41,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:41,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:41,951 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:41,952 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:41,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:41,953 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:41,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2023-11-19 07:51:41,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:41,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:41,966 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:41,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2023-11-19 07:51:41,967 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 [2023-11-19 07:51:41,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:41,977 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:41,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:41,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:41,977 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:41,977 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:41,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:41,979 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:41,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2023-11-19 07:51:41,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:41,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:41,995 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:41,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2023-11-19 07:51:41,996 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 [2023-11-19 07:51:42,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:42,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:42,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:42,006 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:42,008 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:42,008 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:42,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:42,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2023-11-19 07:51:42,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:42,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:42,025 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:42,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2023-11-19 07:51:42,026 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 [2023-11-19 07:51:42,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:42,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:42,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:42,036 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:42,037 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:42,038 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:42,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:42,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2023-11-19 07:51:42,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:42,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:42,054 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:42,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2023-11-19 07:51:42,055 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 [2023-11-19 07:51:42,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:42,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:42,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:42,065 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:42,066 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:42,066 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:42,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:42,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Ended with exit code 0 [2023-11-19 07:51:42,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:42,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:42,081 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:42,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2023-11-19 07:51:42,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:51:42,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:42,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:42,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:42,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:42,095 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:42,095 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:42,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:42,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2023-11-19 07:51:42,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:42,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:42,110 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:42,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2023-11-19 07:51:42,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:51:42,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:42,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:42,122 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-19 07:51:42,122 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:42,133 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2023-11-19 07:51:42,133 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-19 07:51:42,161 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:42,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2023-11-19 07:51:42,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:42,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:42,174 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:42,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2023-11-19 07:51:42,175 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 [2023-11-19 07:51:42,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:42,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:42,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:42,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:42,186 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:42,187 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:42,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:42,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2023-11-19 07:51:42,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:42,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:42,202 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:42,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2023-11-19 07:51:42,204 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 [2023-11-19 07:51:42,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:42,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:42,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:42,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:42,215 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:42,215 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:42,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:42,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:42,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:42,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:42,230 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:42,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2023-11-19 07:51:42,231 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 [2023-11-19 07:51:42,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:42,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:42,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:42,242 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:42,255 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:42,256 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:42,285 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-19 07:51:42,428 INFO L443 ModelExtractionUtils]: Simplification made 51 calls to the SMT solver. [2023-11-19 07:51:42,428 INFO L444 ModelExtractionUtils]: 14 out of 52 variables were initially zero. Simplification set additionally 33 variables to zero. [2023-11-19 07:51:42,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:42,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:42,431 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:42,435 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-19 07:51:42,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2023-11-19 07:51:42,464 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-19 07:51:42,464 INFO L513 LassoAnalysis]: Proved termination. [2023-11-19 07:51:42,464 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc10#1.base)_6, ULTIMATE.start_diff_~j~0#1) = 4294967291*v_rep(select #length ULTIMATE.start_main_#t~malloc10#1.base)_6 - 8*ULTIMATE.start_diff_~j~0#1 Supporting invariants [-1*v_rep(select #length ULTIMATE.start_main_~B~0#1.base)_4 + 4294967292 >= 0] [2023-11-19 07:51:42,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:42,771 INFO L156 tatePredicateManager]: 41 out of 46 supporting invariants were superfluous and have been removed [2023-11-19 07:51:42,781 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[#t~malloc10!base] could not be translated [2023-11-19 07:51:42,813 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:42,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:42,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 40 conjunts are in the unsatisfiable core [2023-11-19 07:51:42,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:42,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:42,989 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 07:51:42,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-19 07:51:43,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 07:51:43,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 07:51:43,043 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2023-11-19 07:51:43,051 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-19 07:51:43,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:43,471 WARN L260 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 07:51:43,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:43,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:51:43,545 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2023-11-19 07:51:43,545 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 41 transitions. cyclomatic complexity: 14 Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:43,631 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 41 transitions. cyclomatic complexity: 14. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 32 states and 41 transitions. Complement of second has 5 states. [2023-11-19 07:51:43,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2023-11-19 07:51:43,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:43,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 15 transitions. [2023-11-19 07:51:43,632 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 24 letters. Loop has 2 letters. [2023-11-19 07:51:43,632 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:43,632 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-19 07:51:43,672 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:43,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:43,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 37 conjunts are in the unsatisfiable core [2023-11-19 07:51:43,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:43,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2023-11-19 07:51:43,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-19 07:51:43,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 07:51:44,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:44,253 WARN L260 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 07:51:44,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:44,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:51:44,330 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.4 stem predicates 2 loop predicates [2023-11-19 07:51:44,331 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 41 transitions. cyclomatic complexity: 14 Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:44,404 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 41 transitions. cyclomatic complexity: 14. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 32 states and 41 transitions. Complement of second has 5 states. [2023-11-19 07:51:44,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2023-11-19 07:51:44,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:44,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 15 transitions. [2023-11-19 07:51:44,407 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 24 letters. Loop has 2 letters. [2023-11-19 07:51:44,407 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:44,407 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-19 07:51:44,436 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:44,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:44,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-19 07:51:44,475 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:44,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 07:51:44,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 07:51:44,514 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2023-11-19 07:51:44,520 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-19 07:51:44,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-19 07:51:44,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:44,913 WARN L260 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-19 07:51:44,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:44,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:51:44,977 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2023-11-19 07:51:44,978 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 41 transitions. cyclomatic complexity: 14 Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:45,189 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 41 transitions. cyclomatic complexity: 14. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 57 states and 71 transitions. Complement of second has 11 states. [2023-11-19 07:51:45,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 4 stem states 2 non-accepting loop states 2 accepting loop states [2023-11-19 07:51:45,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:45,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 48 transitions. [2023-11-19 07:51:45,193 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 48 transitions. Stem has 24 letters. Loop has 2 letters. [2023-11-19 07:51:45,193 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:45,193 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 48 transitions. Stem has 26 letters. Loop has 2 letters. [2023-11-19 07:51:45,193 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:45,193 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 48 transitions. Stem has 24 letters. Loop has 4 letters. [2023-11-19 07:51:45,193 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:45,194 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 71 transitions. [2023-11-19 07:51:45,194 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 07:51:45,195 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 48 states and 60 transitions. [2023-11-19 07:51:45,195 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2023-11-19 07:51:45,195 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2023-11-19 07:51:45,195 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 60 transitions. [2023-11-19 07:51:45,195 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-19 07:51:45,195 INFO L218 hiAutomatonCegarLoop]: Abstraction has 48 states and 60 transitions. [2023-11-19 07:51:45,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 60 transitions. [2023-11-19 07:51:45,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 41. [2023-11-19 07:51:45,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 40 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:45,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 53 transitions. [2023-11-19 07:51:45,198 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41 states and 53 transitions. [2023-11-19 07:51:45,198 INFO L428 stractBuchiCegarLoop]: Abstraction has 41 states and 53 transitions. [2023-11-19 07:51:45,198 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2023-11-19 07:51:45,198 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 53 transitions. [2023-11-19 07:51:45,198 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 07:51:45,198 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:51:45,198 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:51:45,199 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:51:45,199 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:51:45,199 INFO L748 eck$LassoCheckResult]: Stem: 2554#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 2543#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet14#1, main_#t~post13#1, main_~i~1#1, main_#t~nondet16#1, main_#t~post15#1, main_~i~2#1, main_~Alen~0#1, main_~Blen~0#1, main_~A~0#1.base, main_~A~0#1.offset, main_~B~0#1.base, main_~B~0#1.offset, main_~D~0#1.base, main_~D~0#1.offset;havoc main_#t~nondet8#1;main_~Alen~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~Blen~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 2530#L539 assume !(main_~Alen~0#1 < 1 || main_~Alen~0#1 % 4294967296 >= 536870911); 2531#L539-2 assume !(main_~Blen~0#1 < 1 || main_~Blen~0#1 % 4294967296 >= 536870911); 2532#L542-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~A~0#1.base, main_~A~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(4 * main_~Blen~0#1 % 4294967296);main_~B~0#1.base, main_~B~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~D~0#1.base, main_~D~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~1#1 := 0; 2533#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 2534#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 2535#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 2536#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 2557#L549-3 assume !(main_~i~1#1 < main_~Alen~0#1); 2537#L549-4 havoc main_~i~1#1;main_~i~2#1 := 0; 2538#L554-3 assume !!(main_~i~2#1 < main_~Blen~0#1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~B~0#1.base, main_~B~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~nondet16#1; 2555#L554-2 main_#t~post15#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 2556#L554-3 assume !!(main_~i~2#1 < main_~Blen~0#1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~B~0#1.base, main_~B~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~nondet16#1; 2552#L554-2 main_#t~post15#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 2553#L554-3 assume !(main_~i~2#1 < main_~Blen~0#1); 2544#L554-4 havoc main_~i~2#1;assume { :begin_inline_diff } true;diff_#in~A#1.base, diff_#in~A#1.offset, diff_#in~Alen#1, diff_#in~B#1.base, diff_#in~B#1.offset, diff_#in~Blen#1, diff_#in~D#1.base, diff_#in~D#1.offset := main_~A~0#1.base, main_~A~0#1.offset, main_~Alen~0#1, main_~B~0#1.base, main_~B~0#1.offset, main_~Blen~0#1, main_~D~0#1.base, main_~D~0#1.offset;havoc diff_#t~mem2#1, diff_#t~mem3#1, diff_#t~post4#1, diff_#t~mem5#1, diff_#t~post6#1, diff_#t~post7#1, diff_~j~0#1, diff_~A#1.base, diff_~A#1.offset, diff_~Alen#1, diff_~B#1.base, diff_~B#1.offset, diff_~Blen#1, diff_~D#1.base, diff_~D#1.offset, diff_~k~0#1, diff_~i~0#1, diff_~l1~0#1, diff_~l2~0#1, diff_~found~0#1;diff_~A#1.base, diff_~A#1.offset := diff_#in~A#1.base, diff_#in~A#1.offset;diff_~Alen#1 := diff_#in~Alen#1;diff_~B#1.base, diff_~B#1.offset := diff_#in~B#1.base, diff_#in~B#1.offset;diff_~Blen#1 := diff_#in~Blen#1;diff_~D#1.base, diff_~D#1.offset := diff_#in~D#1.base, diff_#in~D#1.offset;diff_~k~0#1 := 0;diff_~i~0#1 := 0;diff_~l1~0#1 := diff_~Alen#1;diff_~l2~0#1 := diff_~Blen#1;havoc diff_~found~0#1; 2539#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 2540#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 2563#L523 assume diff_#t~mem2#1 == diff_#t~mem3#1;havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_~found~0#1 := 1; 2565#L523-2 assume !(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1); 2561#L522-2 assume !(0 == diff_~found~0#1); 2559#L529-1 diff_#t~post7#1 := diff_~i~0#1;diff_~i~0#1 := 1 + diff_#t~post7#1;havoc diff_#t~post7#1;havoc diff_~j~0#1; 2541#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 2542#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 2549#L523 assume diff_#t~mem2#1 == diff_#t~mem3#1;havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_~found~0#1 := 1; 2550#L523-2 assume !(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1); 2545#L522-2 assume !(0 == diff_~found~0#1); 2546#L529-1 diff_#t~post7#1 := diff_~i~0#1;diff_~i~0#1 := 1 + diff_#t~post7#1;havoc diff_#t~post7#1;havoc diff_~j~0#1; 2551#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 2548#L523-2 [2023-11-19 07:51:45,200 INFO L750 eck$LassoCheckResult]: Loop: 2548#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 2547#L523 assume !(diff_#t~mem2#1 == diff_#t~mem3#1);havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_#t~post4#1 := diff_~j~0#1;diff_~j~0#1 := 1 + diff_#t~post4#1;havoc diff_#t~post4#1; 2548#L523-2 [2023-11-19 07:51:45,200 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:45,200 INFO L85 PathProgramCache]: Analyzing trace with hash 606904138, now seen corresponding path program 3 times [2023-11-19 07:51:45,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:45,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821641752] [2023-11-19 07:51:45,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:45,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:45,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:45,390 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 07:51:45,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:51:45,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821641752] [2023-11-19 07:51:45,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821641752] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 07:51:45,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [37357515] [2023-11-19 07:51:45,391 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-19 07:51:45,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:51:45,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:45,395 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:51:45,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (144)] Waiting until timeout for monitored process [2023-11-19 07:51:45,603 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2023-11-19 07:51:45,603 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-19 07:51:45,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 07:51:45,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:45,723 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 07:51:45,723 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:51:45,807 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 07:51:45,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [37357515] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:51:45,807 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 07:51:45,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 13 [2023-11-19 07:51:45,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430239408] [2023-11-19 07:51:45,807 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 07:51:45,808 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 07:51:45,808 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:45,808 INFO L85 PathProgramCache]: Analyzing trace with hash 2918, now seen corresponding path program 6 times [2023-11-19 07:51:45,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:45,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718420523] [2023-11-19 07:51:45,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:45,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:45,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:45,812 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:45,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:45,815 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:45,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:51:45,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-19 07:51:45,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2023-11-19 07:51:45,900 INFO L87 Difference]: Start difference. First operand 41 states and 53 transitions. cyclomatic complexity: 18 Second operand has 14 states, 13 states have (on average 4.0) internal successors, (52), 14 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:46,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:51:46,020 INFO L93 Difference]: Finished difference Result 70 states and 89 transitions. [2023-11-19 07:51:46,020 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 70 states and 89 transitions. [2023-11-19 07:51:46,021 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 07:51:46,022 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 70 states to 44 states and 56 transitions. [2023-11-19 07:51:46,022 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2023-11-19 07:51:46,022 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2023-11-19 07:51:46,022 INFO L73 IsDeterministic]: Start isDeterministic. Operand 44 states and 56 transitions. [2023-11-19 07:51:46,022 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-19 07:51:46,022 INFO L218 hiAutomatonCegarLoop]: Abstraction has 44 states and 56 transitions. [2023-11-19 07:51:46,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states and 56 transitions. [2023-11-19 07:51:46,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 43. [2023-11-19 07:51:46,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 43 states have (on average 1.2790697674418605) internal successors, (55), 42 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:46,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 55 transitions. [2023-11-19 07:51:46,025 INFO L240 hiAutomatonCegarLoop]: Abstraction has 43 states and 55 transitions. [2023-11-19 07:51:46,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-19 07:51:46,026 INFO L428 stractBuchiCegarLoop]: Abstraction has 43 states and 55 transitions. [2023-11-19 07:51:46,026 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2023-11-19 07:51:46,026 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 43 states and 55 transitions. [2023-11-19 07:51:46,026 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 07:51:46,027 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:51:46,027 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:51:46,028 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:51:46,028 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:51:46,029 INFO L748 eck$LassoCheckResult]: Stem: 2865#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 2853#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet14#1, main_#t~post13#1, main_~i~1#1, main_#t~nondet16#1, main_#t~post15#1, main_~i~2#1, main_~Alen~0#1, main_~Blen~0#1, main_~A~0#1.base, main_~A~0#1.offset, main_~B~0#1.base, main_~B~0#1.offset, main_~D~0#1.base, main_~D~0#1.offset;havoc main_#t~nondet8#1;main_~Alen~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~Blen~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 2840#L539 assume !(main_~Alen~0#1 < 1 || main_~Alen~0#1 % 4294967296 >= 536870911); 2841#L539-2 assume !(main_~Blen~0#1 < 1 || main_~Blen~0#1 % 4294967296 >= 536870911); 2842#L542-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~A~0#1.base, main_~A~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(4 * main_~Blen~0#1 % 4294967296);main_~B~0#1.base, main_~B~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~D~0#1.base, main_~D~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~1#1 := 0; 2843#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 2844#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 2845#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 2846#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 2874#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 2869#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 2868#L549-3 assume !(main_~i~1#1 < main_~Alen~0#1); 2847#L549-4 havoc main_~i~1#1;main_~i~2#1 := 0; 2848#L554-3 assume !!(main_~i~2#1 < main_~Blen~0#1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~B~0#1.base, main_~B~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~nondet16#1; 2866#L554-2 main_#t~post15#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 2867#L554-3 assume !!(main_~i~2#1 < main_~Blen~0#1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~B~0#1.base, main_~B~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~nondet16#1; 2863#L554-2 main_#t~post15#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 2864#L554-3 assume !(main_~i~2#1 < main_~Blen~0#1); 2854#L554-4 havoc main_~i~2#1;assume { :begin_inline_diff } true;diff_#in~A#1.base, diff_#in~A#1.offset, diff_#in~Alen#1, diff_#in~B#1.base, diff_#in~B#1.offset, diff_#in~Blen#1, diff_#in~D#1.base, diff_#in~D#1.offset := main_~A~0#1.base, main_~A~0#1.offset, main_~Alen~0#1, main_~B~0#1.base, main_~B~0#1.offset, main_~Blen~0#1, main_~D~0#1.base, main_~D~0#1.offset;havoc diff_#t~mem2#1, diff_#t~mem3#1, diff_#t~post4#1, diff_#t~mem5#1, diff_#t~post6#1, diff_#t~post7#1, diff_~j~0#1, diff_~A#1.base, diff_~A#1.offset, diff_~Alen#1, diff_~B#1.base, diff_~B#1.offset, diff_~Blen#1, diff_~D#1.base, diff_~D#1.offset, diff_~k~0#1, diff_~i~0#1, diff_~l1~0#1, diff_~l2~0#1, diff_~found~0#1;diff_~A#1.base, diff_~A#1.offset := diff_#in~A#1.base, diff_#in~A#1.offset;diff_~Alen#1 := diff_#in~Alen#1;diff_~B#1.base, diff_~B#1.offset := diff_#in~B#1.base, diff_#in~B#1.offset;diff_~Blen#1 := diff_#in~Blen#1;diff_~D#1.base, diff_~D#1.offset := diff_#in~D#1.base, diff_#in~D#1.offset;diff_~k~0#1 := 0;diff_~i~0#1 := 0;diff_~l1~0#1 := diff_~Alen#1;diff_~l2~0#1 := diff_~Blen#1;havoc diff_~found~0#1; 2849#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 2850#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 2877#L523 assume diff_#t~mem2#1 == diff_#t~mem3#1;havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_~found~0#1 := 1; 2879#L523-2 assume !(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1); 2855#L522-2 assume !(0 == diff_~found~0#1); 2856#L529-1 diff_#t~post7#1 := diff_~i~0#1;diff_~i~0#1 := 1 + diff_#t~post7#1;havoc diff_#t~post7#1;havoc diff_~j~0#1; 2851#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 2852#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 2882#L523 assume diff_#t~mem2#1 == diff_#t~mem3#1;havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_~found~0#1 := 1; 2881#L523-2 assume !(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1); 2873#L522-2 assume !(0 == diff_~found~0#1); 2871#L529-1 diff_#t~post7#1 := diff_~i~0#1;diff_~i~0#1 := 1 + diff_#t~post7#1;havoc diff_#t~post7#1;havoc diff_~j~0#1; 2870#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 2858#L523-2 [2023-11-19 07:51:46,029 INFO L750 eck$LassoCheckResult]: Loop: 2858#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 2857#L523 assume !(diff_#t~mem2#1 == diff_#t~mem3#1);havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_#t~post4#1 := diff_~j~0#1;diff_~j~0#1 := 1 + diff_#t~post4#1;havoc diff_#t~post4#1; 2858#L523-2 [2023-11-19 07:51:46,029 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:46,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1480902696, now seen corresponding path program 4 times [2023-11-19 07:51:46,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:46,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134640288] [2023-11-19 07:51:46,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:46,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:46,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:46,057 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:46,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:46,084 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:46,085 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:46,085 INFO L85 PathProgramCache]: Analyzing trace with hash 2918, now seen corresponding path program 7 times [2023-11-19 07:51:46,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:46,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803517020] [2023-11-19 07:51:46,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:46,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:46,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:46,090 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:46,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:46,094 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:46,094 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:46,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1513317837, now seen corresponding path program 2 times [2023-11-19 07:51:46,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:46,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185144837] [2023-11-19 07:51:46,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:46,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:46,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:46,124 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:46,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:46,150 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:51,190 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:51:51,190 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:51:51,190 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:51:51,190 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:51:51,190 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:51:51,190 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:51,190 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:51:51,190 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:51:51,190 INFO L133 ssoRankerPreferences]: Filename of dumped script: diff-alloca-2.i_Iteration14_Lasso [2023-11-19 07:51:51,190 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:51:51,190 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:51:51,195 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:51,198 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,550 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,552 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,556 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,558 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,561 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,564 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,567 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,570 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,572 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,574 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,577 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,579 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,581 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,584 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,586 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,588 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,596 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,598 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,600 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,602 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,604 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,627 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,631 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,634 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,636 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,638 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,639 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,641 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,643 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:52,644 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:51:53,439 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:51:53,440 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:51:53,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:53,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:53,441 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:53,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2023-11-19 07:51:53,446 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 [2023-11-19 07:51:53,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:53,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:53,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:53,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:53,458 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:53,458 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:53,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:53,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:53,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:53,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:53,502 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:53,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:51:53,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:53,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:53,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:53,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:53,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2023-11-19 07:51:53,522 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:53,522 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:53,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:53,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:53,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:53,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:53,539 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:53,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2023-11-19 07:51:53,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:51:53,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:53,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:53,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:53,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:53,555 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:53,555 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:53,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:53,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2023-11-19 07:51:53,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:53,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:53,573 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:53,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2023-11-19 07:51:53,574 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 [2023-11-19 07:51:53,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:53,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:53,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:53,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:53,585 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:53,585 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:53,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:53,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2023-11-19 07:51:53,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:53,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:53,601 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:53,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2023-11-19 07:51:53,602 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 [2023-11-19 07:51:53,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:53,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:51:53,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:53,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:53,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:53,612 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:51:53,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:51:53,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:53,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Ended with exit code 0 [2023-11-19 07:51:53,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:53,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:53,626 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:53,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2023-11-19 07:51:53,627 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 [2023-11-19 07:51:53,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:53,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:53,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:53,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:53,645 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:53,645 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:53,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:51:53,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Ended with exit code 0 [2023-11-19 07:51:53,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:53,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:53,670 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:53,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2023-11-19 07:51:53,671 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 [2023-11-19 07:51:53,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:51:53,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:51:53,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:51:53,681 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:51:53,685 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:51:53,686 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:51:53,696 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-19 07:51:53,717 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2023-11-19 07:51:53,717 INFO L444 ModelExtractionUtils]: 0 out of 19 variables were initially zero. Simplification set additionally 14 variables to zero. [2023-11-19 07:51:53,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:51:53,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:53,719 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:51:53,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2023-11-19 07:51:53,719 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-19 07:51:53,730 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-19 07:51:53,730 INFO L513 LassoAnalysis]: Proved termination. [2023-11-19 07:51:53,730 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_diff_~j~0#1, v_rep(select #length ULTIMATE.start_diff_~B#1.base)_5) = -2*ULTIMATE.start_diff_~j~0#1 + 1*v_rep(select #length ULTIMATE.start_diff_~B#1.base)_5 Supporting invariants [-1*ULTIMATE.start_diff_~l2~0#1 + 2 >= 0] [2023-11-19 07:51:53,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Ended with exit code 0 [2023-11-19 07:51:53,925 INFO L156 tatePredicateManager]: 37 out of 38 supporting invariants were superfluous and have been removed [2023-11-19 07:51:53,927 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~B!base] could not be translated [2023-11-19 07:51:53,949 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:53,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:53,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 07:51:53,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:54,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Forceful destruction successful, exit code 0 [2023-11-19 07:51:54,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:54,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 07:51:54,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:54,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:51:54,285 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.6 stem predicates 2 loop predicates [2023-11-19 07:51:54,285 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 43 states and 55 transitions. cyclomatic complexity: 18 Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:54,484 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 43 states and 55 transitions. cyclomatic complexity: 18. Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 78 states and 98 transitions. Complement of second has 16 states. [2023-11-19 07:51:54,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 9 stem states 2 non-accepting loop states 2 accepting loop states [2023-11-19 07:51:54,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:54,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 42 transitions. [2023-11-19 07:51:54,485 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 42 transitions. Stem has 32 letters. Loop has 2 letters. [2023-11-19 07:51:54,486 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:54,486 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-19 07:51:54,508 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:54,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:54,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 07:51:54,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:54,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:54,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 07:51:54,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:54,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:51:54,783 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.6 stem predicates 2 loop predicates [2023-11-19 07:51:54,783 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 43 states and 55 transitions. cyclomatic complexity: 18 Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:54,995 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 43 states and 55 transitions. cyclomatic complexity: 18. Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 78 states and 98 transitions. Complement of second has 16 states. [2023-11-19 07:51:54,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 9 stem states 2 non-accepting loop states 2 accepting loop states [2023-11-19 07:51:54,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:54,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 42 transitions. [2023-11-19 07:51:54,997 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 42 transitions. Stem has 32 letters. Loop has 2 letters. [2023-11-19 07:51:54,997 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:54,997 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-19 07:51:55,018 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:55,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:55,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 07:51:55,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:55,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:55,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 07:51:55,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:55,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:51:55,264 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.6 stem predicates 2 loop predicates [2023-11-19 07:51:55,264 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 43 states and 55 transitions. cyclomatic complexity: 18 Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:55,488 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 43 states and 55 transitions. cyclomatic complexity: 18. Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 106 states and 138 transitions. Complement of second has 15 states. [2023-11-19 07:51:55,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 9 stem states 2 non-accepting loop states 2 accepting loop states [2023-11-19 07:51:55,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:55,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 58 transitions. [2023-11-19 07:51:55,490 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 58 transitions. Stem has 32 letters. Loop has 2 letters. [2023-11-19 07:51:55,490 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:55,490 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 58 transitions. Stem has 34 letters. Loop has 2 letters. [2023-11-19 07:51:55,491 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:55,491 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 58 transitions. Stem has 32 letters. Loop has 4 letters. [2023-11-19 07:51:55,491 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:51:55,491 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 106 states and 138 transitions. [2023-11-19 07:51:55,492 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 07:51:55,493 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 106 states to 48 states and 59 transitions. [2023-11-19 07:51:55,493 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2023-11-19 07:51:55,493 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2023-11-19 07:51:55,494 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 59 transitions. [2023-11-19 07:51:55,494 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-19 07:51:55,494 INFO L218 hiAutomatonCegarLoop]: Abstraction has 48 states and 59 transitions. [2023-11-19 07:51:55,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 59 transitions. [2023-11-19 07:51:55,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 45. [2023-11-19 07:51:55,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 45 states have (on average 1.2444444444444445) internal successors, (56), 44 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:55,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 56 transitions. [2023-11-19 07:51:55,497 INFO L240 hiAutomatonCegarLoop]: Abstraction has 45 states and 56 transitions. [2023-11-19 07:51:55,497 INFO L428 stractBuchiCegarLoop]: Abstraction has 45 states and 56 transitions. [2023-11-19 07:51:55,497 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2023-11-19 07:51:55,497 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 45 states and 56 transitions. [2023-11-19 07:51:55,498 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 07:51:55,498 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:51:55,498 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:51:55,499 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:51:55,499 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:51:55,499 INFO L748 eck$LassoCheckResult]: Stem: 3760#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 3748#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet14#1, main_#t~post13#1, main_~i~1#1, main_#t~nondet16#1, main_#t~post15#1, main_~i~2#1, main_~Alen~0#1, main_~Blen~0#1, main_~A~0#1.base, main_~A~0#1.offset, main_~B~0#1.base, main_~B~0#1.offset, main_~D~0#1.base, main_~D~0#1.offset;havoc main_#t~nondet8#1;main_~Alen~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~Blen~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 3734#L539 assume !(main_~Alen~0#1 < 1 || main_~Alen~0#1 % 4294967296 >= 536870911); 3735#L539-2 assume !(main_~Blen~0#1 < 1 || main_~Blen~0#1 % 4294967296 >= 536870911); 3736#L542-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~A~0#1.base, main_~A~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(4 * main_~Blen~0#1 % 4294967296);main_~B~0#1.base, main_~B~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~D~0#1.base, main_~D~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~1#1 := 0; 3737#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 3738#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 3739#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 3740#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 3765#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 3764#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 3763#L549-3 assume !(main_~i~1#1 < main_~Alen~0#1); 3741#L549-4 havoc main_~i~1#1;main_~i~2#1 := 0; 3742#L554-3 assume !!(main_~i~2#1 < main_~Blen~0#1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~B~0#1.base, main_~B~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~nondet16#1; 3757#L554-2 main_#t~post15#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 3758#L554-3 assume !!(main_~i~2#1 < main_~Blen~0#1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~B~0#1.base, main_~B~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~nondet16#1; 3759#L554-2 main_#t~post15#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 3767#L554-3 assume !!(main_~i~2#1 < main_~Blen~0#1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~B~0#1.base, main_~B~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~nondet16#1; 3762#L554-2 main_#t~post15#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 3761#L554-3 assume !(main_~i~2#1 < main_~Blen~0#1); 3747#L554-4 havoc main_~i~2#1;assume { :begin_inline_diff } true;diff_#in~A#1.base, diff_#in~A#1.offset, diff_#in~Alen#1, diff_#in~B#1.base, diff_#in~B#1.offset, diff_#in~Blen#1, diff_#in~D#1.base, diff_#in~D#1.offset := main_~A~0#1.base, main_~A~0#1.offset, main_~Alen~0#1, main_~B~0#1.base, main_~B~0#1.offset, main_~Blen~0#1, main_~D~0#1.base, main_~D~0#1.offset;havoc diff_#t~mem2#1, diff_#t~mem3#1, diff_#t~post4#1, diff_#t~mem5#1, diff_#t~post6#1, diff_#t~post7#1, diff_~j~0#1, diff_~A#1.base, diff_~A#1.offset, diff_~Alen#1, diff_~B#1.base, diff_~B#1.offset, diff_~Blen#1, diff_~D#1.base, diff_~D#1.offset, diff_~k~0#1, diff_~i~0#1, diff_~l1~0#1, diff_~l2~0#1, diff_~found~0#1;diff_~A#1.base, diff_~A#1.offset := diff_#in~A#1.base, diff_#in~A#1.offset;diff_~Alen#1 := diff_#in~Alen#1;diff_~B#1.base, diff_~B#1.offset := diff_#in~B#1.base, diff_#in~B#1.offset;diff_~Blen#1 := diff_#in~Blen#1;diff_~D#1.base, diff_~D#1.offset := diff_#in~D#1.base, diff_#in~D#1.offset;diff_~k~0#1 := 0;diff_~i~0#1 := 0;diff_~l1~0#1 := diff_~Alen#1;diff_~l2~0#1 := diff_~Blen#1;havoc diff_~found~0#1; 3743#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 3744#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 3753#L523 assume !(diff_#t~mem2#1 == diff_#t~mem3#1);havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_#t~post4#1 := diff_~j~0#1;diff_~j~0#1 := 1 + diff_#t~post4#1;havoc diff_#t~post4#1; 3754#L523-2 assume !(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1); 3766#L522-2 assume 0 == diff_~found~0#1;call diff_#t~mem5#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call write~int(diff_#t~mem5#1, diff_~D#1.base, diff_~D#1.offset + 4 * diff_~k~0#1, 4);havoc diff_#t~mem5#1;diff_#t~post6#1 := diff_~k~0#1;diff_~k~0#1 := 1 + diff_#t~post6#1;havoc diff_#t~post6#1; 3750#L529-1 diff_#t~post7#1 := diff_~i~0#1;diff_~i~0#1 := 1 + diff_#t~post7#1;havoc diff_#t~post7#1;havoc diff_~j~0#1; 3745#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 3746#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 3769#L523 assume diff_#t~mem2#1 == diff_#t~mem3#1;havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_~found~0#1 := 1; 3770#L523-2 assume !(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1); 3777#L522-2 assume !(0 == diff_~found~0#1); 3776#L529-1 diff_#t~post7#1 := diff_~i~0#1;diff_~i~0#1 := 1 + diff_#t~post7#1;havoc diff_#t~post7#1;havoc diff_~j~0#1; 3775#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 3752#L523-2 [2023-11-19 07:51:55,499 INFO L750 eck$LassoCheckResult]: Loop: 3752#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 3751#L523 assume !(diff_#t~mem2#1 == diff_#t~mem3#1);havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_#t~post4#1 := diff_~j~0#1;diff_~j~0#1 := 1 + diff_#t~post4#1;havoc diff_#t~post4#1; 3752#L523-2 [2023-11-19 07:51:55,500 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:55,500 INFO L85 PathProgramCache]: Analyzing trace with hash 1137453254, now seen corresponding path program 1 times [2023-11-19 07:51:55,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:55,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657937633] [2023-11-19 07:51:55,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:55,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:55,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:55,691 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 07:51:55,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:51:55,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657937633] [2023-11-19 07:51:55,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657937633] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 07:51:55,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1065876000] [2023-11-19 07:51:55,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:55,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:51:55,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:51:55,695 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:51:55,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cda266fd-ffa1-47ba-85fd-43b21e3358ef/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (153)] Waiting until timeout for monitored process [2023-11-19 07:51:55,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:51:55,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 07:51:55,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:51:55,891 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 07:51:55,891 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 07:51:55,987 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 07:51:55,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1065876000] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 07:51:55,987 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-19 07:51:55,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 16 [2023-11-19 07:51:55,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39234778] [2023-11-19 07:51:55,988 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-19 07:51:55,988 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-19 07:51:55,988 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:55,988 INFO L85 PathProgramCache]: Analyzing trace with hash 2918, now seen corresponding path program 8 times [2023-11-19 07:51:55,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:55,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325984484] [2023-11-19 07:51:55,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:55,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:55,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:55,993 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:55,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:55,997 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:56,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:51:56,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-19 07:51:56,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2023-11-19 07:51:56,087 INFO L87 Difference]: Start difference. First operand 45 states and 56 transitions. cyclomatic complexity: 17 Second operand has 16 states, 16 states have (on average 2.875) internal successors, (46), 16 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:56,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:51:56,244 INFO L93 Difference]: Finished difference Result 66 states and 83 transitions. [2023-11-19 07:51:56,244 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 66 states and 83 transitions. [2023-11-19 07:51:56,244 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 07:51:56,245 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 66 states to 66 states and 83 transitions. [2023-11-19 07:51:56,245 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2023-11-19 07:51:56,245 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2023-11-19 07:51:56,245 INFO L73 IsDeterministic]: Start isDeterministic. Operand 66 states and 83 transitions. [2023-11-19 07:51:56,246 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-19 07:51:56,246 INFO L218 hiAutomatonCegarLoop]: Abstraction has 66 states and 83 transitions. [2023-11-19 07:51:56,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states and 83 transitions. [2023-11-19 07:51:56,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 57. [2023-11-19 07:51:56,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 57 states have (on average 1.2982456140350878) internal successors, (74), 56 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:51:56,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 74 transitions. [2023-11-19 07:51:56,249 INFO L240 hiAutomatonCegarLoop]: Abstraction has 57 states and 74 transitions. [2023-11-19 07:51:56,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-19 07:51:56,255 INFO L428 stractBuchiCegarLoop]: Abstraction has 57 states and 74 transitions. [2023-11-19 07:51:56,255 INFO L335 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2023-11-19 07:51:56,256 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 57 states and 74 transitions. [2023-11-19 07:51:56,256 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 07:51:56,257 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:51:56,257 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:51:56,259 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:51:56,259 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:51:56,259 INFO L748 eck$LassoCheckResult]: Stem: 4102#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 4089#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~nondet14#1, main_#t~post13#1, main_~i~1#1, main_#t~nondet16#1, main_#t~post15#1, main_~i~2#1, main_~Alen~0#1, main_~Blen~0#1, main_~A~0#1.base, main_~A~0#1.offset, main_~B~0#1.base, main_~B~0#1.offset, main_~D~0#1.base, main_~D~0#1.offset;havoc main_#t~nondet8#1;main_~Alen~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;havoc main_#t~nondet9#1;main_~Blen~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 4076#L539 assume !(main_~Alen~0#1 < 1 || main_~Alen~0#1 % 4294967296 >= 536870911); 4077#L539-2 assume !(main_~Blen~0#1 < 1 || main_~Blen~0#1 % 4294967296 >= 536870911); 4078#L542-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~A~0#1.base, main_~A~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(4 * main_~Blen~0#1 % 4294967296);main_~B~0#1.base, main_~B~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(4 * main_~Alen~0#1 % 4294967296);main_~D~0#1.base, main_~D~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;main_~i~1#1 := 0; 4079#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 4080#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 4081#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 4082#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 4109#L549-3 assume !!(main_~i~1#1 < main_~Alen~0#1);havoc main_#t~nondet14#1;call write~int(main_#t~nondet14#1, main_~A~0#1.base, main_~A~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet14#1; 4107#L549-2 main_#t~post13#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1; 4106#L549-3 assume !(main_~i~1#1 < main_~Alen~0#1); 4083#L549-4 havoc main_~i~1#1;main_~i~2#1 := 0; 4084#L554-3 assume !!(main_~i~2#1 < main_~Blen~0#1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~B~0#1.base, main_~B~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~nondet16#1; 4098#L554-2 main_#t~post15#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 4099#L554-3 assume !!(main_~i~2#1 < main_~Blen~0#1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~B~0#1.base, main_~B~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~nondet16#1; 4103#L554-2 main_#t~post15#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 4108#L554-3 assume !!(main_~i~2#1 < main_~Blen~0#1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~B~0#1.base, main_~B~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~nondet16#1; 4105#L554-2 main_#t~post15#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 4104#L554-3 assume !(main_~i~2#1 < main_~Blen~0#1); 4090#L554-4 havoc main_~i~2#1;assume { :begin_inline_diff } true;diff_#in~A#1.base, diff_#in~A#1.offset, diff_#in~Alen#1, diff_#in~B#1.base, diff_#in~B#1.offset, diff_#in~Blen#1, diff_#in~D#1.base, diff_#in~D#1.offset := main_~A~0#1.base, main_~A~0#1.offset, main_~Alen~0#1, main_~B~0#1.base, main_~B~0#1.offset, main_~Blen~0#1, main_~D~0#1.base, main_~D~0#1.offset;havoc diff_#t~mem2#1, diff_#t~mem3#1, diff_#t~post4#1, diff_#t~mem5#1, diff_#t~post6#1, diff_#t~post7#1, diff_~j~0#1, diff_~A#1.base, diff_~A#1.offset, diff_~Alen#1, diff_~B#1.base, diff_~B#1.offset, diff_~Blen#1, diff_~D#1.base, diff_~D#1.offset, diff_~k~0#1, diff_~i~0#1, diff_~l1~0#1, diff_~l2~0#1, diff_~found~0#1;diff_~A#1.base, diff_~A#1.offset := diff_#in~A#1.base, diff_#in~A#1.offset;diff_~Alen#1 := diff_#in~Alen#1;diff_~B#1.base, diff_~B#1.offset := diff_#in~B#1.base, diff_#in~B#1.offset;diff_~Blen#1 := diff_#in~Blen#1;diff_~D#1.base, diff_~D#1.offset := diff_#in~D#1.base, diff_#in~D#1.offset;diff_~k~0#1 := 0;diff_~i~0#1 := 0;diff_~l1~0#1 := diff_~Alen#1;diff_~l2~0#1 := diff_~Blen#1;havoc diff_~found~0#1; 4085#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 4086#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 4115#L523 assume diff_#t~mem2#1 == diff_#t~mem3#1;havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_~found~0#1 := 1; 4114#L523-2 assume !(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1); 4091#L522-2 assume !(0 == diff_~found~0#1); 4092#L529-1 diff_#t~post7#1 := diff_~i~0#1;diff_~i~0#1 := 1 + diff_#t~post7#1;havoc diff_#t~post7#1;havoc diff_~j~0#1; 4087#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 4088#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 4097#L523 assume diff_#t~mem2#1 == diff_#t~mem3#1;havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_~found~0#1 := 1; 4117#L523-2 assume !(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1); 4124#L522-2 assume !(0 == diff_~found~0#1); 4100#L529-1 diff_#t~post7#1 := diff_~i~0#1;diff_~i~0#1 := 1 + diff_#t~post7#1;havoc diff_#t~post7#1;havoc diff_~j~0#1; 4101#L519-2 assume !!(diff_~i~0#1 < diff_~l1~0#1);diff_~j~0#1 := 0;diff_~found~0#1 := 0; 4094#L523-2 [2023-11-19 07:51:56,260 INFO L750 eck$LassoCheckResult]: Loop: 4094#L523-2 assume !!(diff_~j~0#1 < diff_~l2~0#1 && 0 == diff_~found~0#1);call diff_#t~mem2#1 := read~int(diff_~A#1.base, diff_~A#1.offset + 4 * diff_~i~0#1, 4);call diff_#t~mem3#1 := read~int(diff_~B#1.base, diff_~B#1.offset + 4 * diff_~j~0#1, 4); 4093#L523 assume !(diff_#t~mem2#1 == diff_#t~mem3#1);havoc diff_#t~mem2#1;havoc diff_#t~mem3#1;diff_#t~post4#1 := diff_~j~0#1;diff_~j~0#1 := 1 + diff_#t~post4#1;havoc diff_#t~post4#1; 4094#L523-2 [2023-11-19 07:51:56,260 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:56,260 INFO L85 PathProgramCache]: Analyzing trace with hash 1116447046, now seen corresponding path program 5 times [2023-11-19 07:51:56,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:56,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948424450] [2023-11-19 07:51:56,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:56,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:56,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:56,289 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:56,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:56,360 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:56,360 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:56,361 INFO L85 PathProgramCache]: Analyzing trace with hash 2918, now seen corresponding path program 9 times [2023-11-19 07:51:56,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:56,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995612094] [2023-11-19 07:51:56,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:56,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:56,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:56,365 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:56,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:56,368 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:51:56,369 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:51:56,369 INFO L85 PathProgramCache]: Analyzing trace with hash -836210837, now seen corresponding path program 3 times [2023-11-19 07:51:56,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:51:56,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746883244] [2023-11-19 07:51:56,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:51:56,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:51:56,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:56,408 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:51:56,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:51:56,453 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace