./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/lcm1-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0e0057cc 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_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/lcm1-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya --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 f97166581d7c89cb7c028865e4ba31beb356de109d407b734d3c678bd9fd1d9f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 05:51:46,704 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 05:51:46,771 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-29 05:51:46,777 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 05:51:46,778 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 05:51:46,804 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 05:51:46,804 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 05:51:46,805 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 05:51:46,805 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 05:51:46,806 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 05:51:46,807 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 05:51:46,807 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 05:51:46,808 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 05:51:46,808 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-29 05:51:46,809 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-29 05:51:46,809 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-29 05:51:46,810 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-29 05:51:46,810 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-29 05:51:46,811 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-29 05:51:46,811 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 05:51:46,812 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-29 05:51:46,812 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 05:51:46,813 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 05:51:46,813 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 05:51:46,814 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 05:51:46,814 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-29 05:51:46,815 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-29 05:51:46,815 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-29 05:51:46,815 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 05:51:46,816 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 05:51:46,816 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 05:51:46,817 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-29 05:51:46,817 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 05:51:46,817 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 05:51:46,818 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 05:51:46,818 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 05:51:46,818 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 05:51:46,819 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-29 05:51:46,819 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_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f97166581d7c89cb7c028865e4ba31beb356de109d407b734d3c678bd9fd1d9f [2023-11-29 05:51:47,055 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 05:51:47,075 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 05:51:47,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 05:51:47,079 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 05:51:47,080 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 05:51:47,081 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/termination-nla/lcm1-both-t.c [2023-11-29 05:51:49,841 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 05:51:50,053 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 05:51:50,054 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/sv-benchmarks/c/termination-nla/lcm1-both-t.c [2023-11-29 05:51:50,062 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/data/d0850199a/580c348c592e4afd93925d59c435b4f0/FLAG1b8430ae8 [2023-11-29 05:51:50,077 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/data/d0850199a/580c348c592e4afd93925d59c435b4f0 [2023-11-29 05:51:50,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 05:51:50,081 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 05:51:50,082 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 05:51:50,083 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 05:51:50,088 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 05:51:50,088 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:51:50" (1/1) ... [2023-11-29 05:51:50,089 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9b3e5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:51:50, skipping insertion in model container [2023-11-29 05:51:50,090 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:51:50" (1/1) ... [2023-11-29 05:51:50,111 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 05:51:50,261 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:51:50,267 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 05:51:50,285 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:51:50,293 WARN L675 CHandler]: The function __VERIFIER_nondet_unsigned_int is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 05:51:50,301 INFO L206 MainTranslator]: Completed translation [2023-11-29 05:51:50,302 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:51:50 WrapperNode [2023-11-29 05:51:50,302 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 05:51:50,303 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 05:51:50,303 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 05:51:50,304 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 05:51:50,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:51:50" (1/1) ... [2023-11-29 05:51:50,317 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:51:50" (1/1) ... [2023-11-29 05:51:50,337 INFO L138 Inliner]: procedures = 4, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 45 [2023-11-29 05:51:50,338 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 05:51:50,339 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 05:51:50,339 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 05:51:50,339 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 05:51:50,351 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:51:50" (1/1) ... [2023-11-29 05:51:50,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:51:50" (1/1) ... [2023-11-29 05:51:50,353 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:51:50" (1/1) ... [2023-11-29 05:51:50,360 INFO L175 MemorySlicer]: No memory access in input program. [2023-11-29 05:51:50,360 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:51:50" (1/1) ... [2023-11-29 05:51:50,361 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:51:50" (1/1) ... [2023-11-29 05:51:50,363 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:51:50" (1/1) ... [2023-11-29 05:51:50,370 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:51:50" (1/1) ... [2023-11-29 05:51:50,371 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:51:50" (1/1) ... [2023-11-29 05:51:50,372 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:51:50" (1/1) ... [2023-11-29 05:51:50,373 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 05:51:50,374 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 05:51:50,374 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 05:51:50,374 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 05:51:50,375 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:51:50" (1/1) ... [2023-11-29 05:51:50,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:51:50,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:51:50,407 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:51:50,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-29 05:51:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 05:51:50,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 05:51:50,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_unsigned_int [2023-11-29 05:51:50,493 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 05:51:50,495 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 05:51:50,616 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 05:51:50,624 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 05:51:50,624 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-29 05:51:50,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:51:50 BoogieIcfgContainer [2023-11-29 05:51:50,625 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 05:51:50,626 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-29 05:51:50,626 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-29 05:51:50,629 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-29 05:51:50,630 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 05:51:50,630 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 05:51:50" (1/3) ... [2023-11-29 05:51:50,631 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@52142836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 05:51:50, skipping insertion in model container [2023-11-29 05:51:50,631 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 05:51:50,631 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:51:50" (2/3) ... [2023-11-29 05:51:50,632 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@52142836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 05:51:50, skipping insertion in model container [2023-11-29 05:51:50,632 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 05:51:50,632 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:51:50" (3/3) ... [2023-11-29 05:51:50,634 INFO L332 chiAutomizerObserver]: Analyzing ICFG lcm1-both-t.c [2023-11-29 05:51:50,684 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-29 05:51:50,684 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-29 05:51:50,684 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-29 05:51:50,685 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-29 05:51:50,685 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-29 05:51:50,685 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-29 05:51:50,685 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-29 05:51:50,685 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-29 05:51:50,688 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 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) [2023-11-29 05:51:50,703 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-11-29 05:51:50,703 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 05:51:50,703 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 05:51:50,708 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-29 05:51:50,708 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-29 05:51:50,708 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-29 05:51:50,709 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 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) [2023-11-29 05:51:50,710 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-11-29 05:51:50,710 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 05:51:50,710 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 05:51:50,710 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-29 05:51:50,710 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-29 05:51:50,717 INFO L748 eck$LassoCheckResult]: Stem: 11#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 4#L33true assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 9#L55-2true [2023-11-29 05:51:50,718 INFO L750 eck$LassoCheckResult]: Loop: 9#L55-2true assume !false; 3#L44true assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 12#L47-2true assume !true; 6#L55-1true assume !true; 9#L55-2true [2023-11-29 05:51:50,723 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:51:50,723 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2023-11-29 05:51:50,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:51:50,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929834516] [2023-11-29 05:51:50,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:51:50,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:51:50,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:51:50,809 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 05:51:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:51:50,835 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 05:51:50,837 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:51:50,837 INFO L85 PathProgramCache]: Analyzing trace with hash 1421558, now seen corresponding path program 1 times [2023-11-29 05:51:50,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:51:50,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599084803] [2023-11-29 05:51:50,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:51:50,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:51:50,845 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:51:50,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1463243280] [2023-11-29 05:51:50,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:51:50,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:51:50,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:51:50,853 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:51:50,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 05:51:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:51:50,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 05:51:50,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:51:50,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:51:50,923 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:51:50,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:51:50,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599084803] [2023-11-29 05:51:50,924 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:51:50,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1463243280] [2023-11-29 05:51:50,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1463243280] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:51:50,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:51:50,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:51:50,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098455326] [2023-11-29 05:51:50,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:51:50,931 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 05:51:50,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:51:50,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 05:51:50,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 05:51:50,966 INFO L87 Difference]: Start difference. First operand has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 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) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2023-11-29 05:51:50,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:51:50,972 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2023-11-29 05:51:50,973 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2023-11-29 05:51:50,974 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-11-29 05:51:50,977 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 9 states and 11 transitions. [2023-11-29 05:51:50,978 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2023-11-29 05:51:50,978 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2023-11-29 05:51:50,979 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 11 transitions. [2023-11-29 05:51:50,979 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:51:50,980 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2023-11-29 05:51:50,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 11 transitions. [2023-11-29 05:51:50,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2023-11-29 05:51:51,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 8 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) [2023-11-29 05:51:51,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 11 transitions. [2023-11-29 05:51:51,001 INFO L240 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2023-11-29 05:51:51,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 05:51:51,005 INFO L428 stractBuchiCegarLoop]: Abstraction has 9 states and 11 transitions. [2023-11-29 05:51:51,006 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-29 05:51:51,006 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 11 transitions. [2023-11-29 05:51:51,007 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-11-29 05:51:51,007 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 05:51:51,007 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 05:51:51,007 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-29 05:51:51,007 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-29 05:51:51,008 INFO L748 eck$LassoCheckResult]: Stem: 49#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 50#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 51#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 48#L55-2 [2023-11-29 05:51:51,008 INFO L750 eck$LassoCheckResult]: Loop: 48#L55-2 assume !false; 45#L44 assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 46#L47-2 assume !false; 47#L49 assume !(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 43#L55-1 assume !false; 44#L57 assume !(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 48#L55-2 [2023-11-29 05:51:51,008 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:51:51,008 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 2 times [2023-11-29 05:51:51,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:51:51,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160537210] [2023-11-29 05:51:51,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:51:51,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:51:51,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:51:51,020 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 05:51:51,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:51:51,032 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 05:51:51,032 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:51:51,033 INFO L85 PathProgramCache]: Analyzing trace with hash 1365890956, now seen corresponding path program 1 times [2023-11-29 05:51:51,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:51:51,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48271690] [2023-11-29 05:51:51,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:51:51,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:51:51,041 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:51:51,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1329960155] [2023-11-29 05:51:51,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:51:51,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:51:51,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:51:51,079 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:51:51,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 05:51:51,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:51:51,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 05:51:51,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:51:51,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 05:51:51,236 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:51:51,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:51:51,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48271690] [2023-11-29 05:51:51,237 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:51:51,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1329960155] [2023-11-29 05:51:51,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1329960155] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:51:51,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:51:51,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:51:51,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545497198] [2023-11-29 05:51:51,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:51:51,238 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 05:51:51,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:51:51,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:51:51,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:51:51,239 INFO L87 Difference]: Start difference. First operand 9 states and 11 transitions. cyclomatic complexity: 3 Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:52:03,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:52:05,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:52:05,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:52:05,234 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2023-11-29 05:52:05,234 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2023-11-29 05:52:05,235 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2023-11-29 05:52:05,235 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 13 states and 16 transitions. [2023-11-29 05:52:05,235 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2023-11-29 05:52:05,236 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2023-11-29 05:52:05,236 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 16 transitions. [2023-11-29 05:52:05,236 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:52:05,236 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2023-11-29 05:52:05,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 16 transitions. [2023-11-29 05:52:05,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2023-11-29 05:52:05,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 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) [2023-11-29 05:52:05,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 16 transitions. [2023-11-29 05:52:05,238 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2023-11-29 05:52:05,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 05:52:05,239 INFO L428 stractBuchiCegarLoop]: Abstraction has 13 states and 16 transitions. [2023-11-29 05:52:05,240 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-29 05:52:05,240 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 16 transitions. [2023-11-29 05:52:05,240 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2023-11-29 05:52:05,241 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 05:52:05,241 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 05:52:05,241 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-29 05:52:05,241 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 1, 1, 1, 1, 1, 1] [2023-11-29 05:52:05,241 INFO L748 eck$LassoCheckResult]: Stem: 94#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 95#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 96#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 93#L55-2 [2023-11-29 05:52:05,242 INFO L750 eck$LassoCheckResult]: Loop: 93#L55-2 assume !false; 89#L44 assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 90#L47-2 assume !false; 91#L49 assume !(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 87#L55-1 assume !false; 88#L57 assume !!(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 97#L55-1 assume !false; 98#L57 assume !(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 93#L55-2 [2023-11-29 05:52:05,242 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:52:05,242 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 3 times [2023-11-29 05:52:05,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:52:05,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104595357] [2023-11-29 05:52:05,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:52:05,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:52:05,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:52:05,253 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 05:52:05,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:52:05,263 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 05:52:05,263 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:52:05,264 INFO L85 PathProgramCache]: Analyzing trace with hash -1638780463, now seen corresponding path program 1 times [2023-11-29 05:52:05,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:52:05,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598449279] [2023-11-29 05:52:05,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:52:05,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:52:05,270 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:52:05,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1345117704] [2023-11-29 05:52:05,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:52:05,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:52:05,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:52:05,277 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:52:05,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 05:52:05,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:52:05,378 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 05:52:05,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:52:05,397 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 05:52:05,398 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:52:05,398 INFO L85 PathProgramCache]: Analyzing trace with hash 137450356, now seen corresponding path program 1 times [2023-11-29 05:52:05,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:52:05,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236629362] [2023-11-29 05:52:05,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:52:05,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:52:05,424 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:52:05,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1869856641] [2023-11-29 05:52:05,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:52:05,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:52:05,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:52:05,426 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:52:05,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 05:52:05,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:52:05,494 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 05:52:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:52:05,612 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 05:52:15,053 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 05:52:15,054 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 05:52:15,054 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 05:52:15,054 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 05:52:15,055 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-29 05:52:15,055 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:52:15,055 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 05:52:15,055 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 05:52:15,055 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Loop [2023-11-29 05:52:15,055 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 05:52:15,055 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 05:52:15,074 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:53:04,127 WARN L293 SmtUtils]: Spent 48.18s on a formula simplification. DAG size of input: 71 DAG size of output: 50 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-11-29 05:53:08,695 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 05:53:08,696 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-29 05:53:08,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:53:08,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:53:08,699 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:53:08,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-29 05:53:08,701 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 05:53:08,701 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 05:53:08,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-29 05:53:08,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:53:08,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:53:08,721 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:53:08,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-29 05:53:08,723 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-29 05:53:08,723 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 05:53:08,749 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-29 05:53:08,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-11-29 05:53:08,752 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 05:53:08,752 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 05:53:08,752 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 05:53:08,752 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 05:53:08,752 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 05:53:08,752 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:53:08,752 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 05:53:08,752 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 05:53:08,752 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Loop [2023-11-29 05:53:08,753 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 05:53:08,753 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 05:53:08,754 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:53:20,464 WARN L293 SmtUtils]: Spent 10.80s on a formula simplification. DAG size of input: 71 DAG size of output: 50 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-11-29 05:53:23,069 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 05:53:23,073 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 05:53:23,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:53:23,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:53:23,075 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:53:23,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-29 05:53:23,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:53:23,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:53:23,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:53:23,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:53:23,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:53:23,088 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 05:53:23,092 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 05:53:23,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:53:23,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:53:23,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-11-29 05:53:23,101 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-29 05:53:23,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:53:23,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:53:23,102 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:53:23,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-29 05:53:23,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:53:23,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:53:23,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:53:23,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:53:23,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:53:23,116 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 05:53:23,121 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 05:53:23,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:53:23,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:53:23,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-11-29 05:53:23,129 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-29 05:53:23,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:53:23,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:53:23,130 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:53:23,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-29 05:53:23,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:53:23,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:53:23,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:53:23,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:53:23,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:53:23,144 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 05:53:23,150 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 05:53:23,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:53:23,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:53:23,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2023-11-29 05:53:23,161 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-29 05:53:23,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:53:23,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:53:23,162 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:53:23,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-29 05:53:23,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:53:23,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:53:23,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:53:23,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:53:23,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:53:23,176 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 05:53:23,183 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 05:53:23,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:53:23,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:53:23,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2023-11-29 05:53:23,196 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-29 05:53:23,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:53:23,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:53:23,197 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:53:23,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-29 05:53:23,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:53:23,212 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:53:23,212 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 05:53:23,213 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:53:23,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:53:23,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:53:23,213 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 05:53:23,219 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 05:53:23,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:53:23,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:53:23,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2023-11-29 05:53:23,232 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-29 05:53:23,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:53:23,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:53:23,233 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:53:23,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-29 05:53:23,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:53:23,247 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:53:23,247 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 05:53:23,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:53:23,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:53:23,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:53:23,247 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 05:53:23,256 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 05:53:23,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:53:23,269 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:53:23,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2023-11-29 05:53:23,272 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-29 05:53:23,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:53:23,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:53:23,273 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:53:23,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-29 05:53:23,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:53:23,287 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:53:23,287 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 05:53:23,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:53:23,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:53:23,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:53:23,288 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 05:53:23,301 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 05:53:23,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:53:23,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:53:23,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-29 05:53:23,330 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-29 05:53:23,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:53:23,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:53:23,331 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:53:23,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-29 05:53:23,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:53:23,350 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:53:23,350 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 05:53:23,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:53:23,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:53:23,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:53:23,351 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 05:53:23,356 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 05:53:23,357 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:53:23,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:53:23,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2023-11-29 05:53:23,371 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-29 05:53:23,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:53:23,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:53:23,373 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:53:23,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-29 05:53:23,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:53:23,389 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:53:23,390 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 05:53:23,390 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:53:23,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:53:23,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:53:23,390 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 05:53:23,400 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 05:53:23,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:53:23,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:53:23,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2023-11-29 05:53:23,504 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 05:53:23,504 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 05:53:23,504 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 05:53:23,504 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 05:53:23,505 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-29 05:53:23,505 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:53:23,505 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 05:53:23,505 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 05:53:23,505 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Lasso [2023-11-29 05:53:23,505 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 05:53:23,505 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 05:53:23,507 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:53:23,510 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:53:25,202 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:53:25,204 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:53:37,796 WARN L293 SmtUtils]: Spent 12.49s on a formula simplification. DAG size of input: 71 DAG size of output: 50 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-11-29 05:53:40,686 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 05:53:40,686 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-29 05:53:40,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:53:40,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:53:40,687 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:53:40,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-29 05:53:40,689 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 05:53:40,689 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 05:53:40,702 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 05:53:40,702 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 05:53:40,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-29 05:53:40,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:53:40,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:53:40,705 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:53:40,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-29 05:53:40,708 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 05:53:40,708 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 05:53:40,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2023-11-29 05:53:40,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:53:40,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:53:40,730 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:53:40,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-29 05:53:40,732 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-29 05:53:40,732 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 05:53:40,754 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-29 05:53:40,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2023-11-29 05:53:40,756 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 05:53:40,757 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 05:53:40,757 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 05:53:40,757 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 05:53:40,757 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 05:53:40,757 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:53:40,757 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 05:53:40,757 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 05:53:40,757 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Lasso [2023-11-29 05:53:40,757 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 05:53:40,757 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 05:53:40,759 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:53:42,104 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:53:42,107 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:53:42,109 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:53:56,158 WARN L293 SmtUtils]: Spent 13.95s on a formula simplification. DAG size of input: 71 DAG size of output: 50 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-11-29 05:54:03,986 WARN L293 SmtUtils]: Spent 7.80s on a formula simplification that was a NOOP. DAG size: 50 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-11-29 05:54:03,991 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 05:54:03,991 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 05:54:03,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:03,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:03,992 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:03,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-29 05:54:03,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:54:04,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,006 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 05:54:04,014 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 05:54:04,014 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 05:54:04,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2023-11-29 05:54:04,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,031 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-29 05:54:04,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:54:04,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 05:54:04,045 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 05:54:04,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-29 05:54:04,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,050 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-29 05:54:04,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:54:04,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 05:54:04,063 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 05:54:04,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2023-11-29 05:54:04,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,068 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-29 05:54:04,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:54:04,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 05:54:04,081 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 05:54:04,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2023-11-29 05:54:04,086 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-29 05:54:04,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,087 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-29 05:54:04,090 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 [2023-11-29 05:54:04,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:54:04,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,103 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 05:54:04,114 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-29 05:54:04,114 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-29 05:54:04,132 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2023-11-29 05:54:04,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,136 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-29 05:54:04,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:54:04,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,149 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 05:54:04,149 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 05:54:04,149 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2023-11-29 05:54:04,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,155 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-29 05:54:04,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:54:04,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,168 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 05:54:04,168 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 05:54:04,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2023-11-29 05:54:04,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,173 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-29 05:54:04,175 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 [2023-11-29 05:54:04,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:54:04,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,186 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 05:54:04,186 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 05:54:04,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-29 05:54:04,191 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-29 05:54:04,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,192 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-29 05:54:04,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:54:04,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,206 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 05:54:04,220 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-29 05:54:04,221 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 05:54:04,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2023-11-29 05:54:04,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,255 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-29 05:54:04,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:54:04,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,268 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 05:54:04,268 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 05:54:04,268 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-29 05:54:04,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,274 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-29 05:54:04,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:54:04,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,287 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 05:54:04,287 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 05:54:04,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-29 05:54:04,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,292 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-29 05:54:04,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:54:04,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,308 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 05:54:04,308 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 05:54:04,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2023-11-29 05:54:04,314 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-29 05:54:04,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,315 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-29 05:54:04,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:54:04,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,333 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 05:54:04,351 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-29 05:54:04,351 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-29 05:54:04,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2023-11-29 05:54:04,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,386 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-29 05:54:04,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:54:04,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,399 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 05:54:04,399 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 05:54:04,399 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,401 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2023-11-29 05:54:04,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,405 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-29 05:54:04,407 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 [2023-11-29 05:54:04,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:54:04,417 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,417 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 05:54:04,418 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 05:54:04,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,420 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2023-11-29 05:54:04,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,423 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-29 05:54:04,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:54:04,435 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,435 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 05:54:04,437 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 05:54:04,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2023-11-29 05:54:04,442 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-29 05:54:04,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,443 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-29 05:54:04,446 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 [2023-11-29 05:54:04,457 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:54:04,457 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 05:54:04,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,457 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 05:54:04,468 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-29 05:54:04,468 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-29 05:54:04,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-29 05:54:04,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,495 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-29 05:54:04,497 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 [2023-11-29 05:54:04,507 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:54:04,507 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 05:54:04,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,508 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 05:54:04,508 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 05:54:04,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2023-11-29 05:54:04,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,514 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-29 05:54:04,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,526 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:54:04,526 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 05:54:04,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,527 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 05:54:04,527 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 05:54:04,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,530 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2023-11-29 05:54:04,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,533 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-29 05:54:04,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,545 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:54:04,546 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 05:54:04,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,546 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 05:54:04,546 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 05:54:04,546 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2023-11-29 05:54:04,552 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-29 05:54:04,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,553 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-29 05:54:04,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,565 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:54:04,565 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 05:54:04,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,566 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 05:54:04,579 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-29 05:54:04,579 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 05:54:04,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2023-11-29 05:54:04,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,614 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-29 05:54:04,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,626 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:54:04,627 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 05:54:04,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,627 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 05:54:04,628 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 05:54:04,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2023-11-29 05:54:04,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,633 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-29 05:54:04,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,646 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:54:04,646 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 05:54:04,646 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,646 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 05:54:04,647 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 05:54:04,647 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2023-11-29 05:54:04,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,653 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-29 05:54:04,655 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 [2023-11-29 05:54:04,666 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:54:04,666 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 05:54:04,666 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,666 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 05:54:04,667 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 05:54:04,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,670 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2023-11-29 05:54:04,673 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-29 05:54:04,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,674 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-29 05:54:04,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,687 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:54:04,687 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 05:54:04,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,688 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 05:54:04,707 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-29 05:54:04,707 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-29 05:54:04,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2023-11-29 05:54:04,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,769 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-29 05:54:04,771 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 [2023-11-29 05:54:04,784 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:54:04,784 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 05:54:04,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,784 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 05:54:04,785 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 05:54:04,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-11-29 05:54:04,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,795 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-29 05:54:04,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,807 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:54:04,807 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 05:54:04,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,807 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 05:54:04,808 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 05:54:04,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,813 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2023-11-29 05:54:04,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,817 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-29 05:54:04,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,830 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:54:04,830 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 05:54:04,831 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,831 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 05:54:04,832 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 05:54:04,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-11-29 05:54:04,839 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-29 05:54:04,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,840 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-29 05:54:04,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,853 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:54:04,853 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 05:54:04,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,853 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 05:54:04,866 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-29 05:54:04,866 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 05:54:04,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-11-29 05:54:04,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,907 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-29 05:54:04,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,919 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:54:04,919 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 05:54:04,919 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,919 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 05:54:04,920 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 05:54:04,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,922 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-11-29 05:54:04,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,925 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-29 05:54:04,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,938 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:54:04,938 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 05:54:04,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,938 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 05:54:04,939 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 05:54:04,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-29 05:54:04,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,944 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-29 05:54:04,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:04,956 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:54:04,956 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 05:54:04,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:04,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,956 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 05:54:04,957 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 05:54:04,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:04,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:04,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-11-29 05:54:04,961 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-29 05:54:04,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:04,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:04,962 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:04,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-29 05:54:04,964 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 [2023-11-29 05:54:04,975 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:54:04,975 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 05:54:04,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:04,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:04,975 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 05:54:04,994 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-29 05:54:04,994 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-29 05:54:05,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:05,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2023-11-29 05:54:05,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:05,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:05,040 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:05,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-29 05:54:05,043 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 [2023-11-29 05:54:05,053 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:54:05,053 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 05:54:05,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:05,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:05,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:05,054 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 05:54:05,055 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 05:54:05,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:05,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:05,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-11-29 05:54:05,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:05,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:05,061 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:05,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-29 05:54:05,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:54:05,087 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:54:05,087 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 05:54:05,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:05,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:05,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:05,087 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 05:54:05,088 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 05:54:05,088 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:05,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:05,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2023-11-29 05:54:05,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:05,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:05,095 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:05,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-29 05:54:05,097 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 [2023-11-29 05:54:05,107 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:54:05,107 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 05:54:05,107 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:54:05,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:54:05,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:54:05,107 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 05:54:05,108 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 05:54:05,108 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:54:05,111 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:54:05,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2023-11-29 05:54:05,113 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-11-29 05:54:05,114 INFO L748 eck$LassoCheckResult]: Stem: 94#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 95#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 96#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 93#L55-2 assume !false; 89#L44 assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 90#L47-2 assume !false; 91#L49 assume !(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 87#L55-1 assume !false; 88#L57 assume !!(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 97#L55-1 assume !false; 98#L57 assume !(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 93#L55-2 [2023-11-29 05:54:05,114 INFO L750 eck$LassoCheckResult]: Loop: 93#L55-2 assume !false; 89#L44 assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 90#L47-2 assume !false; 91#L49 assume !(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 87#L55-1 assume !false; 88#L57 assume !!(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 97#L55-1 assume !false; 98#L57 assume !(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 93#L55-2 [2023-11-29 05:54:05,114 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:54:05,114 INFO L85 PathProgramCache]: Analyzing trace with hash 137450356, now seen corresponding path program 2 times [2023-11-29 05:54:05,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:54:05,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826264369] [2023-11-29 05:54:05,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:54:05,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:54:05,121 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:54:05,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1967426548] [2023-11-29 05:54:05,121 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 05:54:05,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:54:05,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:05,123 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:54:05,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Waiting until timeout for monitored process [2023-11-29 05:54:05,267 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 05:54:05,267 INFO L229 tOrderPrioritization]: Conjunction of SSA is unknown [2023-11-29 05:54:05,269 WARN L124 FreeRefinementEngine]: Strategy CAMEL was unsuccessful and could not determine trace feasibility [2023-11-29 05:54:05,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:54:05,269 INFO L85 PathProgramCache]: Analyzing trace with hash -1638780463, now seen corresponding path program 2 times [2023-11-29 05:54:05,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:54:05,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863881709] [2023-11-29 05:54:05,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:54:05,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:54:05,273 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:54:05,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2063830866] [2023-11-29 05:54:05,273 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 05:54:05,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:54:05,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:05,274 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:54:05,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Waiting until timeout for monitored process [2023-11-29 05:54:06,961 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 05:54:06,961 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-29 05:54:06,961 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 05:54:07,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:54:07,135 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 05:54:07,136 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:54:07,136 INFO L85 PathProgramCache]: Analyzing trace with hash -1338088892, now seen corresponding path program 3 times [2023-11-29 05:54:07,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:54:07,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684952608] [2023-11-29 05:54:07,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:54:07,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:54:07,143 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:54:07,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2143568522] [2023-11-29 05:54:07,144 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-29 05:54:07,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:54:07,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:07,145 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:54:07,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (58)] Waiting until timeout for monitored process [2023-11-29 05:54:07,178 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-11-29 05:54:07,178 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 05:54:07,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 05:54:07,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:54:07,888 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 05:54:07,888 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:54:07,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:54:07,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684952608] [2023-11-29 05:54:07,889 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 05:54:07,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2143568522] [2023-11-29 05:54:07,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2143568522] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:54:07,889 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:54:07,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:54:07,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050072291] [2023-11-29 05:54:07,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:54:16,220 WARN L293 SmtUtils]: Spent 8.33s on a formula simplification. DAG size of input: 30 DAG size of output: 29 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-29 05:54:20,003 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 05:54:20,003 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 05:54:20,003 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 05:54:20,003 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 05:54:20,003 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-29 05:54:20,003 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:20,003 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 05:54:20,003 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 05:54:20,003 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Loop [2023-11-29 05:54:20,003 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 05:54:20,003 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 05:54:20,004 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:54:50,391 WARN L293 SmtUtils]: Spent 27.81s on a formula simplification. DAG size of input: 74 DAG size of output: 48 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-11-29 05:54:53,282 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 05:54:53,282 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-29 05:54:53,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:53,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:53,283 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:53,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-29 05:54:53,285 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 05:54:53,285 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 05:54:53,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2023-11-29 05:54:53,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:53,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:54:53,301 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:54:53,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-29 05:54:53,303 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-29 05:54:53,303 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 05:54:53,323 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-29 05:54:53,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2023-11-29 05:54:53,325 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 05:54:53,325 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 05:54:53,325 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 05:54:53,325 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 05:54:53,325 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 05:54:53,325 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:54:53,325 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 05:54:53,325 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 05:54:53,325 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Loop [2023-11-29 05:54:53,326 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 05:54:53,326 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 05:54:53,326 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:55:02,250 WARN L293 SmtUtils]: Spent 8.92s on a formula simplification that was a NOOP. DAG size: 29 (called from [L 270] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.setFormulaAndSimplify) [2023-11-29 05:55:25,236 WARN L293 SmtUtils]: Spent 22.98s on a formula simplification. DAG size of input: 74 DAG size of output: 48 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-11-29 05:55:27,711 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 05:55:27,711 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 05:55:27,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:55:27,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:55:27,712 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:55:27,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-29 05:55:27,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:55:27,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:55:27,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:55:27,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:55:27,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:55:27,725 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 05:55:27,726 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 05:55:27,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:55:27,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:55:27,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-29 05:55:27,734 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-29 05:55:27,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:55:27,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:55:27,735 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:55:27,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-29 05:55:27,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:55:27,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:55:27,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:55:27,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:55:27,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:55:27,748 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 05:55:27,751 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 05:55:27,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:55:27,757 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:55:27,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2023-11-29 05:55:27,760 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-29 05:55:27,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:55:27,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:55:27,761 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:55:27,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-29 05:55:27,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:55:27,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:55:27,774 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:55:27,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:55:27,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:55:27,774 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 05:55:27,777 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 05:55:27,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:55:27,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:55:27,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-11-29 05:55:27,786 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-29 05:55:27,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:55:27,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:55:27,788 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:55:27,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-29 05:55:27,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:55:27,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 05:55:27,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:55:27,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:55:27,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:55:27,802 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 05:55:27,806 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 05:55:27,806 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:55:27,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:55:27,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2023-11-29 05:55:27,818 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-29 05:55:27,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:55:27,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:55:27,819 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:55:27,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-29 05:55:27,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:55:27,835 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:55:27,835 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 05:55:27,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:55:27,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:55:27,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:55:27,835 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 05:55:27,838 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 05:55:27,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:55:27,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:55:27,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2023-11-29 05:55:27,849 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-29 05:55:27,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:55:27,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:55:27,850 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:55:27,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-29 05:55:27,852 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 [2023-11-29 05:55:27,863 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:55:27,863 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 05:55:27,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:55:27,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:55:27,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:55:27,863 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 05:55:27,867 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 05:55:27,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:55:27,881 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:55:27,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2023-11-29 05:55:27,884 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-29 05:55:27,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:55:27,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:55:27,885 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:55:27,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-29 05:55:27,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:55:27,898 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:55:27,898 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 05:55:27,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:55:27,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:55:27,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:55:27,899 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 05:55:27,904 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 05:55:27,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:55:27,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:55:27,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2023-11-29 05:55:27,939 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-29 05:55:27,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:55:27,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:55:27,941 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:55:27,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-29 05:55:27,952 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:55:27,965 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:55:27,965 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 05:55:27,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:55:27,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:55:27,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:55:27,966 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 05:55:27,969 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 05:55:27,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:55:27,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:55:27,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2023-11-29 05:55:27,981 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-29 05:55:27,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:55:27,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:55:27,982 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:55:27,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-29 05:55:27,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 05:55:27,995 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 05:55:27,995 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 05:55:27,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 05:55:27,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 05:55:27,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 05:55:27,996 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 05:55:28,002 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 05:55:28,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 05:55:28,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 05:55:28,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2023-11-29 05:55:28,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:55:28,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 05:55:28,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:55:28,019 INFO L87 Difference]: Start difference. First operand 13 states and 16 transitions. cyclomatic complexity: 4 Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 05:55:30,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 05:55:30,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:55:30,368 INFO L93 Difference]: Finished difference Result 19 states and 22 transitions. [2023-11-29 05:55:30,369 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 22 transitions. [2023-11-29 05:55:30,370 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2023-11-29 05:55:30,370 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 17 states and 20 transitions. [2023-11-29 05:55:30,370 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2023-11-29 05:55:30,371 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2023-11-29 05:55:30,371 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 20 transitions. [2023-11-29 05:55:30,371 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 05:55:30,371 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 20 transitions. [2023-11-29 05:55:30,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 20 transitions. [2023-11-29 05:55:30,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2023-11-29 05:55:30,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 16 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) [2023-11-29 05:55:30,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 20 transitions. [2023-11-29 05:55:30,373 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 20 transitions. [2023-11-29 05:55:30,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:55:30,375 INFO L428 stractBuchiCegarLoop]: Abstraction has 17 states and 20 transitions. [2023-11-29 05:55:30,375 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-29 05:55:30,375 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 20 transitions. [2023-11-29 05:55:30,376 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2023-11-29 05:55:30,376 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 05:55:30,376 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 05:55:30,376 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:55:30,376 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-29 05:55:30,376 INFO L748 eck$LassoCheckResult]: Stem: 196#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 197#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 198#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 199#L55-2 assume !false; 190#L44 assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 191#L47-2 assume !false; 204#L49 assume !!(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 193#L47-2 [2023-11-29 05:55:30,376 INFO L750 eck$LassoCheckResult]: Loop: 193#L47-2 assume !false; 200#L49 assume !!(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 193#L47-2 [2023-11-29 05:55:30,376 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:55:30,377 INFO L85 PathProgramCache]: Analyzing trace with hash 1807031086, now seen corresponding path program 1 times [2023-11-29 05:55:30,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:55:30,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010712367] [2023-11-29 05:55:30,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:55:30,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:55:30,381 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:55:30,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1740312723] [2023-11-29 05:55:30,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:55:30,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:55:30,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:55:30,383 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:55:30,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (70)] Waiting until timeout for monitored process [2023-11-29 05:55:30,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:55:30,413 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 05:55:30,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:55:30,423 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 05:55:30,423 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:55:30,423 INFO L85 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 1 times [2023-11-29 05:55:30,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:55:30,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577153569] [2023-11-29 05:55:30,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:55:30,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:55:30,426 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:55:30,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1403949435] [2023-11-29 05:55:30,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:55:30,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:55:30,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:55:30,428 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:55:30,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (71)] Waiting until timeout for monitored process [2023-11-29 05:55:30,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:55:30,453 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 05:55:30,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:55:30,457 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 05:55:30,458 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:55:30,458 INFO L85 PathProgramCache]: Analyzing trace with hash 1390087027, now seen corresponding path program 2 times [2023-11-29 05:55:30,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:55:30,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919913943] [2023-11-29 05:55:30,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:55:30,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:55:30,464 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 05:55:30,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1776435423] [2023-11-29 05:55:30,464 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 05:55:30,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 05:55:30,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:55:30,468 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 05:55:30,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (72)] Waiting until timeout for monitored process [2023-11-29 05:55:34,623 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 05:55:34,623 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-29 05:55:34,623 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 05:55:34,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:55:34,716 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 05:55:45,605 WARN L293 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 28 (called from [L 302] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-29 05:55:45,607 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 05:55:45,607 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 05:55:45,607 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 05:55:45,607 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 05:55:45,607 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-29 05:55:45,607 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:55:45,607 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 05:55:45,607 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 05:55:45,607 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration4_Lasso [2023-11-29 05:55:45,608 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 05:55:45,608 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 05:55:45,609 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:55:46,630 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:55:46,632 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:55:46,634 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:57:25,390 WARN L293 SmtUtils]: Spent 1.65m on a formula simplification. DAG size of input: 83 DAG size of output: 58 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-11-29 05:57:55,785 WARN L293 SmtUtils]: Spent 29.67s on a formula simplification that was a NOOP. DAG size: 58 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-11-29 05:57:55,883 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 05:57:55,883 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-29 05:57:55,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:57:55,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:57:55,884 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:57:55,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-29 05:57:55,887 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 05:57:55,887 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 05:57:55,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2023-11-29 05:57:55,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:57:55,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:57:55,909 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 05:57:55,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-29 05:57:55,912 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-29 05:57:55,912 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 05:57:55,939 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-29 05:57:55,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2023-11-29 05:57:55,943 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 05:57:55,943 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 05:57:55,943 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 05:57:55,943 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 05:57:55,943 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 05:57:55,943 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 05:57:55,943 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 05:57:55,944 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 05:57:55,944 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration4_Lasso [2023-11-29 05:57:55,944 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 05:57:55,944 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 05:57:55,946 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:57:55,948 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:57:57,201 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 05:57:57,203 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 06:00:27,483 WARN L293 SmtUtils]: Spent 2.50m on a formula simplification. DAG size of input: 83 DAG size of output: 58 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-11-29 06:02:48,643 WARN L293 SmtUtils]: Spent 2.34m on a formula simplification that was a NOOP. DAG size: 58 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-11-29 06:02:48,683 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 06:02:48,684 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 06:02:48,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:48,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:48,685 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:48,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-29 06:02:48,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:48,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 06:02:48,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:48,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:48,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:48,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 06:02:48,701 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 06:02:48,701 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:48,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:48,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2023-11-29 06:02:48,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:48,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:48,706 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:48,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-29 06:02:48,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:48,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 06:02:48,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:48,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:48,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 06:02:48,729 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 06:02:48,730 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 06:02:48,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:48,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2023-11-29 06:02:48,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:48,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:48,754 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:48,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2023-11-29 06:02:48,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:48,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 06:02:48,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:48,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:48,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:48,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 06:02:48,769 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 06:02:48,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:48,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:48,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2023-11-29 06:02:48,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:48,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:48,775 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:48,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2023-11-29 06:02:48,778 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:48,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 06:02:48,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:48,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:48,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:48,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 06:02:48,794 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 06:02:48,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:48,796 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:48,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2023-11-29 06:02:48,799 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-29 06:02:48,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:48,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:48,800 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:48,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2023-11-29 06:02:48,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:48,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 06:02:48,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:48,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:48,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:48,816 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 06:02:48,817 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 06:02:48,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:48,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:48,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2023-11-29 06:02:48,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:48,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:48,823 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:48,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2023-11-29 06:02:48,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:48,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 06:02:48,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:48,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:48,844 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 06:02:48,856 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-29 06:02:48,856 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-29 06:02:48,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:48,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2023-11-29 06:02:48,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:48,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:48,887 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:48,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2023-11-29 06:02:48,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:48,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 06:02:48,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:48,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:48,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:48,903 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 06:02:48,903 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 06:02:48,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:48,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:48,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2023-11-29 06:02:48,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:48,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:48,910 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:48,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2023-11-29 06:02:48,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:48,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 06:02:48,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:48,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:48,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:48,927 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 06:02:48,927 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 06:02:48,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:48,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:48,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2023-11-29 06:02:48,932 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-29 06:02:48,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:48,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:48,933 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:48,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2023-11-29 06:02:48,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:48,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 06:02:48,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:48,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:48,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:48,949 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 06:02:48,950 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 06:02:48,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:48,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:48,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2023-11-29 06:02:48,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:48,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:48,957 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:48,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2023-11-29 06:02:48,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:48,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 06:02:48,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:48,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:48,974 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 06:02:48,988 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-29 06:02:48,988 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 06:02:49,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2023-11-29 06:02:49,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,021 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2023-11-29 06:02:49,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:49,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 06:02:49,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:49,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,037 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 06:02:49,038 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 06:02:49,038 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:49,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2023-11-29 06:02:49,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,045 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2023-11-29 06:02:49,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:49,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 06:02:49,060 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:49,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,061 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 06:02:49,061 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 06:02:49,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:49,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2023-11-29 06:02:49,066 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-29 06:02:49,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,067 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2023-11-29 06:02:49,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:49,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 06:02:49,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:49,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,086 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 06:02:49,087 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 06:02:49,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:49,089 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2023-11-29 06:02:49,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,093 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2023-11-29 06:02:49,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:49,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 06:02:49,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,110 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 06:02:49,128 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-29 06:02:49,128 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-29 06:02:49,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2023-11-29 06:02:49,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,167 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2023-11-29 06:02:49,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:49,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 06:02:49,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:49,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,183 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 06:02:49,183 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 06:02:49,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:49,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2023-11-29 06:02:49,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,190 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2023-11-29 06:02:49,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:49,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 06:02:49,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:49,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,206 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 06:02:49,206 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 06:02:49,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:49,209 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2023-11-29 06:02:49,211 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-29 06:02:49,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,213 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2023-11-29 06:02:49,215 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 [2023-11-29 06:02:49,231 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 06:02:49,231 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 06:02:49,231 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:49,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,231 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 06:02:49,232 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 06:02:49,232 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:49,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2023-11-29 06:02:49,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,239 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2023-11-29 06:02:49,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:49,255 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 06:02:49,255 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 06:02:49,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,256 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 06:02:49,267 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-29 06:02:49,267 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-29 06:02:49,299 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2023-11-29 06:02:49,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,304 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2023-11-29 06:02:49,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:49,319 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 06:02:49,319 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 06:02:49,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:49,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,320 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 06:02:49,320 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 06:02:49,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:49,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2023-11-29 06:02:49,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,327 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2023-11-29 06:02:49,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:49,343 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 06:02:49,343 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 06:02:49,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:49,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,343 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 06:02:49,344 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 06:02:49,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:49,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2023-11-29 06:02:49,349 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-29 06:02:49,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,351 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2023-11-29 06:02:49,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:49,369 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 06:02:49,369 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 06:02:49,369 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:49,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,370 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 06:02:49,371 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 06:02:49,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:49,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2023-11-29 06:02:49,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,381 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2023-11-29 06:02:49,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:49,401 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 06:02:49,401 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 06:02:49,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,402 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 06:02:49,419 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-29 06:02:49,419 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 06:02:49,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2023-11-29 06:02:49,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,461 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2023-11-29 06:02:49,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:49,479 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 06:02:49,480 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 06:02:49,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:49,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,480 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 06:02:49,485 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 06:02:49,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:49,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2023-11-29 06:02:49,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,497 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2023-11-29 06:02:49,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:49,514 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 06:02:49,514 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 06:02:49,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:49,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,514 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 06:02:49,515 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 06:02:49,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:49,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2023-11-29 06:02:49,522 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-29 06:02:49,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,523 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2023-11-29 06:02:49,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:49,538 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 06:02:49,539 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 06:02:49,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:49,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,539 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 06:02:49,540 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 06:02:49,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:49,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2023-11-29 06:02:49,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,551 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2023-11-29 06:02:49,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:49,569 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 06:02:49,569 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 06:02:49,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,569 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 06:02:49,588 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-29 06:02:49,588 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-29 06:02:49,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2023-11-29 06:02:49,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,658 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2023-11-29 06:02:49,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:49,674 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 06:02:49,674 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 06:02:49,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:49,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,675 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 06:02:49,676 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 06:02:49,676 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:49,682 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2023-11-29 06:02:49,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,686 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2023-11-29 06:02:49,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:49,702 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 06:02:49,702 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 06:02:49,702 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:49,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,702 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 06:02:49,704 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 06:02:49,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:49,709 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2023-11-29 06:02:49,712 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-29 06:02:49,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,714 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2023-11-29 06:02:49,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:49,729 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 06:02:49,729 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 06:02:49,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:49,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,730 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 06:02:49,731 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 06:02:49,731 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:49,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2023-11-29 06:02:49,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,738 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2023-11-29 06:02:49,753 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 [2023-11-29 06:02:49,767 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 06:02:49,767 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 06:02:49,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,767 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 06:02:49,785 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-29 06:02:49,785 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 06:02:49,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2023-11-29 06:02:49,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,847 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2023-11-29 06:02:49,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:49,866 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 06:02:49,866 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 06:02:49,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:49,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,867 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 06:02:49,867 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 06:02:49,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:49,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2023-11-29 06:02:49,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,876 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2023-11-29 06:02:49,879 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 [2023-11-29 06:02:49,894 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 06:02:49,894 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 06:02:49,894 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:49,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,895 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 06:02:49,895 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 06:02:49,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:49,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2023-11-29 06:02:49,902 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-29 06:02:49,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,904 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2023-11-29 06:02:49,907 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 [2023-11-29 06:02:49,923 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 06:02:49,923 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 06:02:49,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:49,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,924 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 06:02:49,925 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 06:02:49,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:49,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:49,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2023-11-29 06:02:49,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:49,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:49,934 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:49,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2023-11-29 06:02:49,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:49,951 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 06:02:49,951 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 06:02:49,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:49,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:49,952 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 06:02:49,977 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-29 06:02:49,977 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-29 06:02:50,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:50,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2023-11-29 06:02:50,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:50,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:50,074 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:50,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2023-11-29 06:02:50,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:50,092 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 06:02:50,092 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 06:02:50,092 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:50,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:50,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:50,093 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 06:02:50,094 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 06:02:50,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:50,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:50,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2023-11-29 06:02:50,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:02:50,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:50,103 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 06:02:50,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2023-11-29 06:02:50,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 06:02:50,119 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 06:02:50,119 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 06:02:50,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 06:02:50,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 06:02:50,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 06:02:50,119 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 06:02:50,120 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 06:02:50,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 06:02:50,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 06:02:50,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2023-11-29 06:02:50,127 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-11-29 06:02:50,127 INFO L748 eck$LassoCheckResult]: Stem: 196#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 197#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 198#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 199#L55-2 assume !false; 190#L44 assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 191#L47-2 assume !false; 204#L49 assume !!(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 193#L47-2 assume !false; 200#L49 assume !!(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 193#L47-2 [2023-11-29 06:02:50,128 INFO L750 eck$LassoCheckResult]: Loop: 193#L47-2 assume !false; 200#L49 assume !!(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 193#L47-2 [2023-11-29 06:02:50,128 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:02:50,128 INFO L85 PathProgramCache]: Analyzing trace with hash 1390087027, now seen corresponding path program 3 times [2023-11-29 06:02:50,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:02:50,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961677831] [2023-11-29 06:02:50,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:02:50,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:02:50,134 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:02:50,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1835174090] [2023-11-29 06:02:50,134 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-29 06:02:50,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:02:50,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:50,135 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:02:50,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (111)] Waiting until timeout for monitored process [2023-11-29 06:02:55,344 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-11-29 06:02:55,344 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-29 06:02:55,344 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 06:02:55,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 06:02:55,463 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 06:02:55,464 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:02:55,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 2 times [2023-11-29 06:02:55,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:02:55,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954234027] [2023-11-29 06:02:55,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:02:55,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:02:55,467 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:02:55,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [475068665] [2023-11-29 06:02:55,468 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 06:02:55,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:02:55,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:55,469 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:02:55,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (112)] Waiting until timeout for monitored process [2023-11-29 06:02:55,505 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-29 06:02:55,505 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-29 06:02:55,506 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 06:02:55,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 06:02:55,510 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 06:02:55,510 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:02:55,511 INFO L85 PathProgramCache]: Analyzing trace with hash 138804856, now seen corresponding path program 4 times [2023-11-29 06:02:55,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:02:55,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593992047] [2023-11-29 06:02:55,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:02:55,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:02:55,517 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:02:55,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [591458824] [2023-11-29 06:02:55,517 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-11-29 06:02:55,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:02:55,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:02:55,519 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:02:55,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85179bb6-4b32-4168-ae44-6929c087c6d7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (113)] Waiting until timeout for monitored process [2023-11-29 06:03:05,157 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-11-29 06:03:05,157 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-29 06:03:05,157 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 06:03:06,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 06:03:06,986 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 06:03:13,974 WARN L293 SmtUtils]: Spent 6.83s on a formula simplification. DAG size of input: 49 DAG size of output: 45 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-29 06:03:33,069 WARN L293 SmtUtils]: Spent 12.60s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 06:03:40,500 WARN L293 SmtUtils]: Spent 5.01s on a formula simplification that was a NOOP. DAG size: 34 (called from [L 302] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-29 06:03:40,503 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 06:03:40,503 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 06:03:40,503 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 06:03:40,503 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 06:03:40,503 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-29 06:03:40,503 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 06:03:40,503 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 06:03:40,503 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 06:03:40,503 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration4_Lasso [2023-11-29 06:03:40,503 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 06:03:40,503 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 06:03:40,504 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 06:03:53,688 WARN L293 SmtUtils]: Spent 13.18s on a formula simplification that was a NOOP. DAG size: 34 (called from [L 270] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.mapelimination.MapEliminator.setFormulaAndSimplify) [2023-11-29 06:03:53,736 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 06:03:53,738 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 06:03:53,740 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 06:07:02,981 WARN L293 SmtUtils]: Spent 3.15m on a formula simplification. DAG size of input: 100 DAG size of output: 71 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process)