./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-memsafety/stroeder1-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/stroeder1-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7ecc590057ed2a75208183cfd6234616268fa2b1af2dc90ae740756ef7d3d489 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:29:05,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:29:05,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:29:05,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:29:05,222 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:29:05,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:29:05,231 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:29:05,236 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:29:05,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:29:05,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:29:05,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:29:05,250 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:29:05,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:29:05,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:29:05,256 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:29:05,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:29:05,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:29:05,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:29:05,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:29:05,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:29:05,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:29:05,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:29:05,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:29:05,287 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:29:05,291 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:29:05,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:29:05,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:29:05,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:29:05,295 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:29:05,296 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:29:05,297 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:29:05,298 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:29:05,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:29:05,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:29:05,304 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:29:05,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:29:05,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:29:05,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:29:05,306 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:29:05,307 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:29:05,308 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:29:05,309 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-21 20:29:05,358 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:29:05,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:29:05,359 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:29:05,359 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:29:05,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:29:05,361 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:29:05,361 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:29:05,362 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-21 20:29:05,362 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-21 20:29:05,362 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-21 20:29:05,363 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-21 20:29:05,364 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-21 20:29:05,364 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-21 20:29:05,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:29:05,364 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 20:29:05,365 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 20:29:05,365 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:29:05,365 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 20:29:05,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:29:05,366 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-21 20:29:05,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-21 20:29:05,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-21 20:29:05,366 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 20:29:05,367 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:29:05,367 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-21 20:29:05,367 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:29:05,369 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-21 20:29:05,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:29:05,369 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:29:05,370 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:29:05,370 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:29:05,370 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:29:05,371 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-21 20:29:05,372 INFO L138 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_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ecc590057ed2a75208183cfd6234616268fa2b1af2dc90ae740756ef7d3d489 [2021-10-21 20:29:05,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:29:05,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:29:05,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:29:05,731 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:29:05,732 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:29:05,732 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/array-memsafety/stroeder1-alloca-1.i [2021-10-21 20:29:05,822 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/data/293a27598/c89a8bee52bd469fa8d0992ead68516f/FLAG83d039ccc [2021-10-21 20:29:06,447 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:29:06,448 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/sv-benchmarks/c/array-memsafety/stroeder1-alloca-1.i [2021-10-21 20:29:06,480 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/data/293a27598/c89a8bee52bd469fa8d0992ead68516f/FLAG83d039ccc [2021-10-21 20:29:06,751 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/data/293a27598/c89a8bee52bd469fa8d0992ead68516f [2021-10-21 20:29:06,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:29:06,756 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:29:06,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:29:06,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:29:06,773 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:29:06,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:29:06" (1/1) ... [2021-10-21 20:29:06,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e89a12c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:29:06, skipping insertion in model container [2021-10-21 20:29:06,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:29:06" (1/1) ... [2021-10-21 20:29:06,783 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:29:06,822 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:29:07,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:29:07,130 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:29:07,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:29:07,209 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:29:07,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:29:07 WrapperNode [2021-10-21 20:29:07,212 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:29:07,213 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:29:07,214 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:29:07,214 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:29:07,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:29:07" (1/1) ... [2021-10-21 20:29:07,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:29:07" (1/1) ... [2021-10-21 20:29:07,272 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:29:07,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:29:07,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:29:07,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:29:07,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:29:07" (1/1) ... [2021-10-21 20:29:07,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:29:07" (1/1) ... [2021-10-21 20:29:07,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:29:07" (1/1) ... [2021-10-21 20:29:07,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:29:07" (1/1) ... [2021-10-21 20:29:07,302 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:29:07" (1/1) ... [2021-10-21 20:29:07,306 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:29:07" (1/1) ... [2021-10-21 20:29:07,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:29:07" (1/1) ... [2021-10-21 20:29:07,320 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:29:07,321 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:29:07,321 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:29:07,322 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:29:07,323 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:29:07" (1/1) ... [2021-10-21 20:29:07,331 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:07,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:07,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:07,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-21 20:29:07,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-21 20:29:07,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-21 20:29:07,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 20:29:07,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-21 20:29:07,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:29:07,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:29:07,699 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:29:07,699 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-21 20:29:07,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:29:07 BoogieIcfgContainer [2021-10-21 20:29:07,701 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:29:07,702 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-21 20:29:07,702 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-21 20:29:07,708 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-21 20:29:07,709 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:29:07,709 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.10 08:29:06" (1/3) ... [2021-10-21 20:29:07,710 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@579609fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 08:29:07, skipping insertion in model container [2021-10-21 20:29:07,711 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:29:07,711 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:29:07" (2/3) ... [2021-10-21 20:29:07,711 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@579609fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 08:29:07, skipping insertion in model container [2021-10-21 20:29:07,711 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:29:07,711 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:29:07" (3/3) ... [2021-10-21 20:29:07,713 INFO L389 chiAutomizerObserver]: Analyzing ICFG stroeder1-alloca-1.i [2021-10-21 20:29:07,773 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-21 20:29:07,773 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-21 20:29:07,773 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-21 20:29:07,773 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-21 20:29:07,774 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-21 20:29:07,774 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-21 20:29:07,774 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-21 20:29:07,774 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-21 20:29:07,793 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:29:07,820 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-10-21 20:29:07,820 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:29:07,821 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:29:07,827 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-21 20:29:07,828 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-21 20:29:07,828 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-21 20:29:07,828 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:29:07,832 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-10-21 20:29:07,833 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:29:07,833 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:29:07,833 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-21 20:29:07,833 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-21 20:29:07,843 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 8#L-1true havoc main_#res;havoc main_#t~nondet4, main_#t~malloc5.base, main_#t~malloc5.offset, main_#t~nondet7, main_#t~post6, main_~i~1, main_#t~ret8, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet4;havoc main_#t~nondet4; 10#L526true assume !(main_~array_size~0 < 1 || main_~array_size~0 >= 536870911); 4#L526-2true call main_#t~malloc5.base, main_#t~malloc5.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc5.base, main_#t~malloc5.offset;main_~i~1 := 0; 5#L531-3true [2021-10-21 20:29:07,847 INFO L793 eck$LassoCheckResult]: Loop: 5#L531-3true assume !!(main_~i~1 < main_~array_size~0);call write~int(main_#t~nondet7, main_~numbers~0.base, main_~numbers~0.offset + 4 * main_~i~1, 4);havoc main_#t~nondet7; 11#L531-2true main_#t~post6 := main_~i~1;main_~i~1 := 1 + main_#t~post6;havoc main_#t~post6; 5#L531-3true [2021-10-21 20:29:07,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:29:07,856 INFO L82 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 1 times [2021-10-21 20:29:07,871 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:29:07,871 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248231239] [2021-10-21 20:29:07,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:29:07,873 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:29:07,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:29:07,989 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:29:08,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:29:08,042 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:29:08,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:29:08,057 INFO L82 PathProgramCache]: Analyzing trace with hash 1507, now seen corresponding path program 1 times [2021-10-21 20:29:08,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:29:08,057 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279835950] [2021-10-21 20:29:08,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:29:08,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:29:08,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:29:08,083 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:29:08,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:29:08,111 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:29:08,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:29:08,115 INFO L82 PathProgramCache]: Analyzing trace with hash 889568455, now seen corresponding path program 1 times [2021-10-21 20:29:08,115 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:29:08,115 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104877690] [2021-10-21 20:29:08,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:29:08,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:29:08,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:29:08,155 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:29:08,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:29:08,196 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:29:08,496 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:29:08,497 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:29:08,497 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:29:08,497 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:29:08,497 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 20:29:08,498 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:08,498 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:29:08,498 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:29:08,498 INFO L133 ssoRankerPreferences]: Filename of dumped script: stroeder1-alloca-1.i_Iteration1_Lasso [2021-10-21 20:29:08,498 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:29:08,498 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:29:08,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:08,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:08,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:08,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:08,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:08,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:08,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:08,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:08,639 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:08,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:08,891 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:29:08,896 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 20:29:08,897 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:08,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:08,899 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:08,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:08,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:08,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:29:08,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:08,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:08,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:08,934 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:29:08,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:29:08,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-21 20:29:08,946 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:08,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:08,984 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:08,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:08,985 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:08,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:09,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:09,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:29:09,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:09,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:09,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:09,012 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:29:09,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:29:09,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-21 20:29:09,029 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:09,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-10-21 20:29:09,057 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:09,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:09,059 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:09,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-21 20:29:09,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:09,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:09,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:29:09,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:09,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:09,071 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:09,072 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:29:09,072 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:29:09,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:09,125 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:09,126 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:09,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:09,127 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:09,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-21 20:29:09,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:09,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:09,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:09,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:09,140 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:09,143 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:29:09,144 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:29:09,173 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:09,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:09,206 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:09,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:09,209 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:09,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-21 20:29:09,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:09,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:09,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:09,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:09,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:09,231 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:29:09,231 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:29:09,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:09,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:09,281 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:09,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:09,282 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:09,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:09,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:09,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:09,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:09,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:09,309 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:29:09,309 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:29:09,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-21 20:29:09,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:09,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:09,359 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:09,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:09,361 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:09,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:09,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-21 20:29:09,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:09,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:09,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:09,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:09,382 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:29:09,382 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:29:09,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:09,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:09,434 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:09,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:09,435 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:09,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-21 20:29:09,446 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 [2021-10-21 20:29:09,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:09,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:29:09,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:09,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:09,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:09,456 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:29:09,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:29:09,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:09,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:09,498 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:09,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:09,499 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:09,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-21 20:29:09,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:09,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:09,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:09,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:09,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:09,518 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:29:09,518 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:29:09,536 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 20:29:09,578 INFO L443 ModelExtractionUtils]: Simplification made 17 calls to the SMT solver. [2021-10-21 20:29:09,578 INFO L444 ModelExtractionUtils]: 5 out of 22 variables were initially zero. Simplification set additionally 13 variables to zero. [2021-10-21 20:29:09,580 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:09,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:09,582 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:09,618 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 20:29:09,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-21 20:29:09,670 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-10-21 20:29:09,670 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 20:29:09,670 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~1, v_rep(select #length ULTIMATE.start_main_~numbers~0.base)_1) = -4*ULTIMATE.start_main_~i~1 + 1*v_rep(select #length ULTIMATE.start_main_~numbers~0.base)_1 Supporting invariants [1*ULTIMATE.start_main_~numbers~0.offset >= 0] [2021-10-21 20:29:09,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:09,728 INFO L297 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2021-10-21 20:29:09,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:29:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:29:09,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-21 20:29:09,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:29:09,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:29:09,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-21 20:29:09,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:29:09,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:09,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:29:09,952 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-21 20:29:09,953 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 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) [2021-10-21 20:29:10,015 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 32 states and 42 transitions. Complement of second has 7 states. [2021-10-21 20:29:10,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-21 20:29:10,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 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) [2021-10-21 20:29:10,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 27 transitions. [2021-10-21 20:29:10,020 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 4 letters. Loop has 2 letters. [2021-10-21 20:29:10,021 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:29:10,021 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 6 letters. Loop has 2 letters. [2021-10-21 20:29:10,021 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:29:10,021 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 4 letters. Loop has 4 letters. [2021-10-21 20:29:10,021 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:29:10,022 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 42 transitions. [2021-10-21 20:29:10,025 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-21 20:29:10,028 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 10 states and 13 transitions. [2021-10-21 20:29:10,029 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2021-10-21 20:29:10,029 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2021-10-21 20:29:10,029 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 13 transitions. [2021-10-21 20:29:10,029 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 20:29:10,030 INFO L681 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-10-21 20:29:10,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 13 transitions. [2021-10-21 20:29:10,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-10-21 20:29:10,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:29:10,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2021-10-21 20:29:10,050 INFO L704 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-10-21 20:29:10,050 INFO L587 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-10-21 20:29:10,050 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-21 20:29:10,050 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2021-10-21 20:29:10,051 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-21 20:29:10,051 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:29:10,051 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:29:10,052 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-21 20:29:10,052 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-21 20:29:10,052 INFO L791 eck$LassoCheckResult]: Stem: 117#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 118#L-1 havoc main_#res;havoc main_#t~nondet4, main_#t~malloc5.base, main_#t~malloc5.offset, main_#t~nondet7, main_#t~post6, main_~i~1, main_#t~ret8, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet4;havoc main_#t~nondet4; 119#L526 assume !(main_~array_size~0 < 1 || main_~array_size~0 >= 536870911); 112#L526-2 call main_#t~malloc5.base, main_#t~malloc5.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc5.base, main_#t~malloc5.offset;main_~i~1 := 0; 113#L531-3 assume !(main_~i~1 < main_~array_size~0); 115#L531-4 sumOfThirdBytes_#in~numbers.base, sumOfThirdBytes_#in~numbers.offset, sumOfThirdBytes_#in~array_size := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc sumOfThirdBytes_#res;havoc sumOfThirdBytes_#t~mem3, sumOfThirdBytes_#t~post2, sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset, sumOfThirdBytes_~array_size, sumOfThirdBytes_~i~0, sumOfThirdBytes_~sum~0, sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset;sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset := sumOfThirdBytes_#in~numbers.base, sumOfThirdBytes_#in~numbers.offset;sumOfThirdBytes_~array_size := sumOfThirdBytes_#in~array_size;havoc sumOfThirdBytes_~i~0;havoc sumOfThirdBytes_~sum~0;havoc sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset;sumOfThirdBytes_~sum~0 := 0;sumOfThirdBytes_~i~0 := 0; 120#L517-3 [2021-10-21 20:29:10,052 INFO L793 eck$LassoCheckResult]: Loop: 120#L517-3 assume !!(sumOfThirdBytes_~i~0 < sumOfThirdBytes_~array_size);sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset := sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset + 4 * sumOfThirdBytes_~i~0;sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset := sumOfThirdBytes_~p~0.base, 2 + sumOfThirdBytes_~p~0.offset;call sumOfThirdBytes_#t~mem3 := read~int(sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset, 1);sumOfThirdBytes_~sum~0 := sumOfThirdBytes_~sum~0 + sumOfThirdBytes_#t~mem3;havoc sumOfThirdBytes_#t~mem3; 121#L517-2 sumOfThirdBytes_#t~post2 := sumOfThirdBytes_~i~0;sumOfThirdBytes_~i~0 := 1 + sumOfThirdBytes_#t~post2;havoc sumOfThirdBytes_#t~post2; 120#L517-3 [2021-10-21 20:29:10,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:29:10,053 INFO L82 PathProgramCache]: Analyzing trace with hash 889568397, now seen corresponding path program 1 times [2021-10-21 20:29:10,053 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:29:10,054 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127922055] [2021-10-21 20:29:10,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:29:10,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:29:10,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:29:10,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:29:10,124 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-21 20:29:10,125 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127922055] [2021-10-21 20:29:10,126 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127922055] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-21 20:29:10,126 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-21 20:29:10,126 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-21 20:29:10,127 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658845212] [2021-10-21 20:29:10,129 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-10-21 20:29:10,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:29:10,130 INFO L82 PathProgramCache]: Analyzing trace with hash 1955, now seen corresponding path program 1 times [2021-10-21 20:29:10,130 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:29:10,130 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681071696] [2021-10-21 20:29:10,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:29:10,131 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:29:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:29:10,152 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:29:10,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:29:10,163 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:29:10,230 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-21 20:29:10,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-21 20:29:10,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-21 20:29:10,235 INFO L87 Difference]: Start difference. First operand 10 states and 13 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:29:10,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-21 20:29:10,265 INFO L93 Difference]: Finished difference Result 11 states and 13 transitions. [2021-10-21 20:29:10,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-21 20:29:10,266 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11 states and 13 transitions. [2021-10-21 20:29:10,268 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-21 20:29:10,269 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11 states to 11 states and 13 transitions. [2021-10-21 20:29:10,269 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2021-10-21 20:29:10,270 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2021-10-21 20:29:10,270 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 13 transitions. [2021-10-21 20:29:10,270 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 20:29:10,270 INFO L681 BuchiCegarLoop]: Abstraction has 11 states and 13 transitions. [2021-10-21 20:29:10,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 13 transitions. [2021-10-21 20:29:10,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 10. [2021-10-21 20:29:10,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.2) internal successors, (12), 9 states have internal predecessors, (12), 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) [2021-10-21 20:29:10,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 12 transitions. [2021-10-21 20:29:10,274 INFO L704 BuchiCegarLoop]: Abstraction has 10 states and 12 transitions. [2021-10-21 20:29:10,274 INFO L587 BuchiCegarLoop]: Abstraction has 10 states and 12 transitions. [2021-10-21 20:29:10,274 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-21 20:29:10,274 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 12 transitions. [2021-10-21 20:29:10,276 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-21 20:29:10,276 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:29:10,276 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:29:10,276 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:29:10,276 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-21 20:29:10,277 INFO L791 eck$LassoCheckResult]: Stem: 145#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 146#L-1 havoc main_#res;havoc main_#t~nondet4, main_#t~malloc5.base, main_#t~malloc5.offset, main_#t~nondet7, main_#t~post6, main_~i~1, main_#t~ret8, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet4;havoc main_#t~nondet4; 147#L526 assume !(main_~array_size~0 < 1 || main_~array_size~0 >= 536870911); 140#L526-2 call main_#t~malloc5.base, main_#t~malloc5.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc5.base, main_#t~malloc5.offset;main_~i~1 := 0; 141#L531-3 assume !!(main_~i~1 < main_~array_size~0);call write~int(main_#t~nondet7, main_~numbers~0.base, main_~numbers~0.offset + 4 * main_~i~1, 4);havoc main_#t~nondet7; 142#L531-2 main_#t~post6 := main_~i~1;main_~i~1 := 1 + main_#t~post6;havoc main_#t~post6; 143#L531-3 assume !(main_~i~1 < main_~array_size~0); 144#L531-4 sumOfThirdBytes_#in~numbers.base, sumOfThirdBytes_#in~numbers.offset, sumOfThirdBytes_#in~array_size := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc sumOfThirdBytes_#res;havoc sumOfThirdBytes_#t~mem3, sumOfThirdBytes_#t~post2, sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset, sumOfThirdBytes_~array_size, sumOfThirdBytes_~i~0, sumOfThirdBytes_~sum~0, sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset;sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset := sumOfThirdBytes_#in~numbers.base, sumOfThirdBytes_#in~numbers.offset;sumOfThirdBytes_~array_size := sumOfThirdBytes_#in~array_size;havoc sumOfThirdBytes_~i~0;havoc sumOfThirdBytes_~sum~0;havoc sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset;sumOfThirdBytes_~sum~0 := 0;sumOfThirdBytes_~i~0 := 0; 148#L517-3 [2021-10-21 20:29:10,277 INFO L793 eck$LassoCheckResult]: Loop: 148#L517-3 assume !!(sumOfThirdBytes_~i~0 < sumOfThirdBytes_~array_size);sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset := sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset + 4 * sumOfThirdBytes_~i~0;sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset := sumOfThirdBytes_~p~0.base, 2 + sumOfThirdBytes_~p~0.offset;call sumOfThirdBytes_#t~mem3 := read~int(sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset, 1);sumOfThirdBytes_~sum~0 := sumOfThirdBytes_~sum~0 + sumOfThirdBytes_#t~mem3;havoc sumOfThirdBytes_#t~mem3; 149#L517-2 sumOfThirdBytes_#t~post2 := sumOfThirdBytes_~i~0;sumOfThirdBytes_~i~0 := 1 + sumOfThirdBytes_#t~post2;havoc sumOfThirdBytes_#t~post2; 148#L517-3 [2021-10-21 20:29:10,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:29:10,277 INFO L82 PathProgramCache]: Analyzing trace with hash 176793839, now seen corresponding path program 1 times [2021-10-21 20:29:10,277 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:29:10,277 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735003219] [2021-10-21 20:29:10,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:29:10,278 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:29:10,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:29:10,305 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:29:10,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:29:10,328 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:29:10,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:29:10,330 INFO L82 PathProgramCache]: Analyzing trace with hash 1955, now seen corresponding path program 2 times [2021-10-21 20:29:10,330 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:29:10,330 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11129475] [2021-10-21 20:29:10,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:29:10,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:29:10,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:29:10,336 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:29:10,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:29:10,342 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:29:10,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:29:10,343 INFO L82 PathProgramCache]: Analyzing trace with hash -1899811567, now seen corresponding path program 1 times [2021-10-21 20:29:10,343 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:29:10,343 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440032840] [2021-10-21 20:29:10,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:29:10,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:29:10,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:29:10,358 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:29:10,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:29:10,377 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:29:10,776 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:29:10,776 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:29:10,776 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:29:10,776 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:29:10,777 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 20:29:10,778 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:10,778 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:29:10,778 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:29:10,778 INFO L133 ssoRankerPreferences]: Filename of dumped script: stroeder1-alloca-1.i_Iteration3_Lasso [2021-10-21 20:29:10,778 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:29:10,778 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:29:10,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:10,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:10,791 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:10,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:10,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:10,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:10,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:10,805 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:10,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:10,811 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:10,814 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:10,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:10,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:10,939 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:11,234 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:29:11,235 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 20:29:11,235 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:11,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:11,239 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:11,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:11,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:11,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:29:11,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:11,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:11,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:11,282 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:29:11,282 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:29:11,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-21 20:29:11,305 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:11,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:11,340 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:11,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:11,341 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:11,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:11,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:11,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:29:11,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:11,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:11,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:11,359 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:29:11,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:29:11,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-21 20:29:11,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:11,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:11,411 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:11,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:11,414 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:11,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:11,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:11,430 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:29:11,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:11,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:11,430 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:11,431 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:29:11,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:29:11,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-21 20:29:11,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:11,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:11,488 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:11,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:11,490 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:11,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:11,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:11,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:11,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:11,504 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:11,506 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:29:11,507 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:29:11,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-21 20:29:11,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:11,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:11,557 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:11,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:11,558 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:11,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:11,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:11,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:29:11,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:11,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:11,575 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:11,576 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:29:11,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:29:11,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-21 20:29:11,585 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:11,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:11,621 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:11,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:11,622 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:11,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:11,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:11,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:11,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:11,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:11,641 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:29:11,642 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:29:11,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-21 20:29:11,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:11,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:11,693 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:11,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:11,694 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:11,700 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:11,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:11,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:29:11,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:11,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:11,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:11,710 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:29:11,710 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:29:11,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-21 20:29:11,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:11,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:11,747 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:11,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:11,748 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:11,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-21 20:29:11,750 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:11,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:11,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:29:11,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:11,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:11,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:11,758 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:29:11,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:29:11,772 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:11,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:11,791 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:11,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:11,792 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:11,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-21 20:29:11,797 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 [2021-10-21 20:29:11,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:11,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:11,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:11,805 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:11,809 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:29:11,809 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:29:11,834 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:11,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:11,866 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:11,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:11,870 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:11,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:11,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:11,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:11,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:11,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:11,887 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:29:11,887 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:29:11,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-21 20:29:11,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:11,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:11,940 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:11,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:11,942 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:11,946 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 [2021-10-21 20:29:11,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:11,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:11,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:11,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:11,957 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:29:11,958 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:29:11,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-21 20:29:11,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:12,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:12,009 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:12,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:12,011 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:12,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-21 20:29:12,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:12,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:12,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:12,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:12,028 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:12,030 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:29:12,031 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:29:12,045 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:12,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:12,071 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:12,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:12,072 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:12,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-21 20:29:12,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:12,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:12,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:12,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:12,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:12,084 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:29:12,084 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:29:12,100 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:12,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:12,119 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:12,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:12,119 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:12,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-21 20:29:12,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:12,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:12,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:12,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:12,130 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:12,139 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:29:12,139 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:29:12,161 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 20:29:12,192 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-10-21 20:29:12,192 INFO L444 ModelExtractionUtils]: 30 out of 40 variables were initially zero. Simplification set additionally 5 variables to zero. [2021-10-21 20:29:12,192 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:12,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:12,194 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:12,218 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 20:29:12,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-21 20:29:12,246 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-10-21 20:29:12,246 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 20:29:12,247 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_sumOfThirdBytes_~i~0) = -2*ULTIMATE.start_sumOfThirdBytes_~i~0 + 1 Supporting invariants [-1*ULTIMATE.start_sumOfThirdBytes_~array_size + 1 >= 0] [2021-10-21 20:29:12,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:12,288 INFO L297 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2021-10-21 20:29:12,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:29:12,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:29:12,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-21 20:29:12,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:29:12,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:29:12,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-21 20:29:12,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:29:12,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:29:12,443 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2021-10-21 20:29:12,444 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4 Second operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 states have internal predecessors, (10), 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) [2021-10-21 20:29:12,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:12,595 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4. Second operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 24 states and 29 transitions. Complement of second has 11 states. [2021-10-21 20:29:12,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 6 stem states 1 non-accepting loop states 2 accepting loop states [2021-10-21 20:29:12,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 states have internal predecessors, (10), 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) [2021-10-21 20:29:12,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 22 transitions. [2021-10-21 20:29:12,597 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 8 letters. Loop has 2 letters. [2021-10-21 20:29:12,597 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:29:12,597 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 10 letters. Loop has 2 letters. [2021-10-21 20:29:12,597 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:29:12,597 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 8 letters. Loop has 4 letters. [2021-10-21 20:29:12,597 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:29:12,598 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 29 transitions. [2021-10-21 20:29:12,599 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-21 20:29:12,599 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 15 states and 16 transitions. [2021-10-21 20:29:12,599 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2021-10-21 20:29:12,599 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2021-10-21 20:29:12,600 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 16 transitions. [2021-10-21 20:29:12,600 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 20:29:12,600 INFO L681 BuchiCegarLoop]: Abstraction has 15 states and 16 transitions. [2021-10-21 20:29:12,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 16 transitions. [2021-10-21 20:29:12,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 12. [2021-10-21 20:29:12,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 11 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:29:12,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 13 transitions. [2021-10-21 20:29:12,601 INFO L704 BuchiCegarLoop]: Abstraction has 12 states and 13 transitions. [2021-10-21 20:29:12,602 INFO L587 BuchiCegarLoop]: Abstraction has 12 states and 13 transitions. [2021-10-21 20:29:12,602 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-21 20:29:12,602 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 13 transitions. [2021-10-21 20:29:12,602 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-21 20:29:12,602 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:29:12,602 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:29:12,603 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1] [2021-10-21 20:29:12,603 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-21 20:29:12,603 INFO L791 eck$LassoCheckResult]: Stem: 263#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 264#L-1 havoc main_#res;havoc main_#t~nondet4, main_#t~malloc5.base, main_#t~malloc5.offset, main_#t~nondet7, main_#t~post6, main_~i~1, main_#t~ret8, main_~array_size~0, main_~numbers~0.base, main_~numbers~0.offset;main_~array_size~0 := main_#t~nondet4;havoc main_#t~nondet4; 265#L526 assume !(main_~array_size~0 < 1 || main_~array_size~0 >= 536870911); 262#L526-2 call main_#t~malloc5.base, main_#t~malloc5.offset := #Ultimate.allocOnStack(4 * main_~array_size~0);main_~numbers~0.base, main_~numbers~0.offset := main_#t~malloc5.base, main_#t~malloc5.offset;main_~i~1 := 0; 258#L531-3 assume !!(main_~i~1 < main_~array_size~0);call write~int(main_#t~nondet7, main_~numbers~0.base, main_~numbers~0.offset + 4 * main_~i~1, 4);havoc main_#t~nondet7; 259#L531-2 main_#t~post6 := main_~i~1;main_~i~1 := 1 + main_#t~post6;havoc main_#t~post6; 260#L531-3 assume !!(main_~i~1 < main_~array_size~0);call write~int(main_#t~nondet7, main_~numbers~0.base, main_~numbers~0.offset + 4 * main_~i~1, 4);havoc main_#t~nondet7; 261#L531-2 main_#t~post6 := main_~i~1;main_~i~1 := 1 + main_#t~post6;havoc main_#t~post6; 269#L531-3 assume !(main_~i~1 < main_~array_size~0); 266#L531-4 sumOfThirdBytes_#in~numbers.base, sumOfThirdBytes_#in~numbers.offset, sumOfThirdBytes_#in~array_size := main_~numbers~0.base, main_~numbers~0.offset, main_~array_size~0;havoc sumOfThirdBytes_#res;havoc sumOfThirdBytes_#t~mem3, sumOfThirdBytes_#t~post2, sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset, sumOfThirdBytes_~array_size, sumOfThirdBytes_~i~0, sumOfThirdBytes_~sum~0, sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset;sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset := sumOfThirdBytes_#in~numbers.base, sumOfThirdBytes_#in~numbers.offset;sumOfThirdBytes_~array_size := sumOfThirdBytes_#in~array_size;havoc sumOfThirdBytes_~i~0;havoc sumOfThirdBytes_~sum~0;havoc sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset;sumOfThirdBytes_~sum~0 := 0;sumOfThirdBytes_~i~0 := 0; 267#L517-3 [2021-10-21 20:29:12,603 INFO L793 eck$LassoCheckResult]: Loop: 267#L517-3 assume !!(sumOfThirdBytes_~i~0 < sumOfThirdBytes_~array_size);sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset := sumOfThirdBytes_~#numbers.base, sumOfThirdBytes_~#numbers.offset + 4 * sumOfThirdBytes_~i~0;sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset := sumOfThirdBytes_~p~0.base, 2 + sumOfThirdBytes_~p~0.offset;call sumOfThirdBytes_#t~mem3 := read~int(sumOfThirdBytes_~p~0.base, sumOfThirdBytes_~p~0.offset, 1);sumOfThirdBytes_~sum~0 := sumOfThirdBytes_~sum~0 + sumOfThirdBytes_#t~mem3;havoc sumOfThirdBytes_#t~mem3; 268#L517-2 sumOfThirdBytes_#t~post2 := sumOfThirdBytes_~i~0;sumOfThirdBytes_~i~0 := 1 + sumOfThirdBytes_#t~post2;havoc sumOfThirdBytes_#t~post2; 267#L517-3 [2021-10-21 20:29:12,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:29:12,604 INFO L82 PathProgramCache]: Analyzing trace with hash -1899756335, now seen corresponding path program 2 times [2021-10-21 20:29:12,604 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:29:12,604 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110284210] [2021-10-21 20:29:12,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:29:12,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:29:12,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:29:12,617 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:29:12,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:29:12,632 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:29:12,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:29:12,633 INFO L82 PathProgramCache]: Analyzing trace with hash 1955, now seen corresponding path program 3 times [2021-10-21 20:29:12,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:29:12,633 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543791977] [2021-10-21 20:29:12,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:29:12,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:29:12,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:29:12,638 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:29:12,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:29:12,643 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:29:12,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:29:12,644 INFO L82 PathProgramCache]: Analyzing trace with hash -304736141, now seen corresponding path program 2 times [2021-10-21 20:29:12,644 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:29:12,644 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499970677] [2021-10-21 20:29:12,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:29:12,644 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:29:12,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:29:12,659 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:29:12,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:29:12,677 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:29:13,103 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:29:13,103 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:29:13,103 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:29:13,103 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:29:13,103 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 20:29:13,103 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:13,104 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:29:13,104 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:29:13,104 INFO L133 ssoRankerPreferences]: Filename of dumped script: stroeder1-alloca-1.i_Iteration4_Lasso [2021-10-21 20:29:13,104 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:29:13,104 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:29:13,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:13,112 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:13,113 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:13,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:13,117 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:13,120 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:13,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:13,123 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:13,125 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:13,247 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:13,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:13,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:13,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:13,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:29:13,560 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:29:13,560 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 20:29:13,560 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:13,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:13,564 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:13,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-21 20:29:13,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:13,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:13,572 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:29:13,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:13,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:13,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:13,573 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:29:13,573 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:29:13,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:13,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:13,610 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:13,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:13,612 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:13,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:13,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-21 20:29:13,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:13,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:29:13,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:13,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:13,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:13,624 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:29:13,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:29:13,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:13,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:13,659 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:13,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:13,660 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:13,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-21 20:29:13,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:13,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:13,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:13,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:13,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:13,672 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:29:13,672 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:29:13,688 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:13,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:13,707 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:13,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:13,708 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:13,709 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 [2021-10-21 20:29:13,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-21 20:29:13,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:13,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:29:13,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:13,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:13,717 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:13,717 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:29:13,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:29:13,718 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:13,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-10-21 20:29:13,738 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:13,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:13,739 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:13,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-21 20:29:13,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:13,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:13,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:13,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:13,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:13,749 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:29:13,749 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:29:13,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:13,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:13,786 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:13,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:13,787 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:13,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-21 20:29:13,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:13,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:13,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:29:13,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:13,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:13,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:13,798 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:29:13,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:29:13,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:13,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:13,834 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:13,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:13,835 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:13,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-21 20:29:13,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:13,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:13,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:13,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:13,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:13,857 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:29:13,857 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:29:13,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:13,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-10-21 20:29:13,900 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:13,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:13,901 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:13,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-21 20:29:13,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:13,912 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:13,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:29:13,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:13,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:13,912 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:13,913 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:29:13,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:29:13,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:13,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:13,933 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:13,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:13,935 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:13,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-21 20:29:13,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:13,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:13,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:13,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:13,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:13,950 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:29:13,950 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:29:13,977 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:14,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:14,010 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:14,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:14,012 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:14,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:14,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:14,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:29:14,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:14,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:14,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:14,024 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:29:14,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:29:14,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-21 20:29:14,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:14,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:14,077 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:14,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:14,082 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:14,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:14,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:14,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:14,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:14,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:14,098 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:29:14,098 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:29:14,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-21 20:29:14,113 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:29:14,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:14,150 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:14,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:14,151 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:14,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-21 20:29:14,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:29:14,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:29:14,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:29:14,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:29:14,164 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:29:14,174 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:29:14,175 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:29:14,201 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 20:29:14,228 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-10-21 20:29:14,229 INFO L444 ModelExtractionUtils]: 24 out of 43 variables were initially zero. Simplification set additionally 16 variables to zero. [2021-10-21 20:29:14,229 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:29:14,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:29:14,230 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:29:14,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-21 20:29:14,232 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 20:29:14,242 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-21 20:29:14,243 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 20:29:14,243 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_sumOfThirdBytes_~array_size, ULTIMATE.start_sumOfThirdBytes_~i~0) = 1*ULTIMATE.start_sumOfThirdBytes_~array_size - 1*ULTIMATE.start_sumOfThirdBytes_~i~0 Supporting invariants [] [2021-10-21 20:29:14,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:14,269 INFO L297 tatePredicateManager]: 2 out of 2 supporting invariants were superfluous and have been removed [2021-10-21 20:29:14,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:29:14,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:29:14,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-21 20:29:14,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:29:14,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:29:14,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-21 20:29:14,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:29:14,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:29:14,353 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-21 20:29:14,353 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states and 13 transitions. cyclomatic complexity: 3 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2021-10-21 20:29:14,362 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states and 13 transitions. cyclomatic complexity: 3. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 14 states and 16 transitions. Complement of second has 4 states. [2021-10-21 20:29:14,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-21 20:29:14,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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) [2021-10-21 20:29:14,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2021-10-21 20:29:14,365 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 10 letters. Loop has 2 letters. [2021-10-21 20:29:14,365 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:29:14,365 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 12 letters. Loop has 2 letters. [2021-10-21 20:29:14,365 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:29:14,366 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 10 letters. Loop has 4 letters. [2021-10-21 20:29:14,366 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:29:14,366 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 16 transitions. [2021-10-21 20:29:14,367 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 20:29:14,367 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 0 states and 0 transitions. [2021-10-21 20:29:14,367 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 20:29:14,367 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 20:29:14,367 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 20:29:14,368 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 20:29:14,368 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:29:14,368 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:29:14,368 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:29:14,368 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-10-21 20:29:14,368 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-21 20:29:14,368 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 20:29:14,368 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-21 20:29:14,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.10 08:29:14 BoogieIcfgContainer [2021-10-21 20:29:14,374 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-21 20:29:14,375 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:29:14,375 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:29:14,375 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:29:14,376 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:29:07" (3/4) ... [2021-10-21 20:29:14,378 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 20:29:14,379 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:29:14,380 INFO L168 Benchmark]: Toolchain (without parser) took 7623.37 ms. Allocated memory was 94.4 MB in the beginning and 138.4 MB in the end (delta: 44.0 MB). Free memory was 58.6 MB in the beginning and 69.6 MB in the end (delta: -11.0 MB). Peak memory consumption was 32.9 MB. Max. memory is 16.1 GB. [2021-10-21 20:29:14,381 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 94.4 MB. Free memory was 66.4 MB in the beginning and 66.4 MB in the end (delta: 29.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:29:14,381 INFO L168 Benchmark]: CACSL2BoogieTranslator took 442.20 ms. Allocated memory is still 94.4 MB. Free memory was 58.5 MB in the beginning and 64.0 MB in the end (delta: -5.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:29:14,381 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.52 ms. Allocated memory is still 94.4 MB. Free memory was 64.0 MB in the beginning and 62.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:29:14,382 INFO L168 Benchmark]: Boogie Preprocessor took 46.71 ms. Allocated memory is still 94.4 MB. Free memory was 62.0 MB in the beginning and 61.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:29:14,382 INFO L168 Benchmark]: RCFGBuilder took 379.97 ms. Allocated memory is still 94.4 MB. Free memory was 61.0 MB in the beginning and 51.2 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:29:14,383 INFO L168 Benchmark]: BuchiAutomizer took 6672.49 ms. Allocated memory was 94.4 MB in the beginning and 138.4 MB in the end (delta: 44.0 MB). Free memory was 51.2 MB in the beginning and 70.7 MB in the end (delta: -19.4 MB). Peak memory consumption was 27.0 MB. Max. memory is 16.1 GB. [2021-10-21 20:29:14,383 INFO L168 Benchmark]: Witness Printer took 3.96 ms. Allocated memory is still 138.4 MB. Free memory was 70.7 MB in the beginning and 69.6 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:29:14,385 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 94.4 MB. Free memory was 66.4 MB in the beginning and 66.4 MB in the end (delta: 29.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 442.20 ms. Allocated memory is still 94.4 MB. Free memory was 58.5 MB in the beginning and 64.0 MB in the end (delta: -5.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 59.52 ms. Allocated memory is still 94.4 MB. Free memory was 64.0 MB in the beginning and 62.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 46.71 ms. Allocated memory is still 94.4 MB. Free memory was 62.0 MB in the beginning and 61.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 379.97 ms. Allocated memory is still 94.4 MB. Free memory was 61.0 MB in the beginning and 51.2 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 6672.49 ms. Allocated memory was 94.4 MB in the beginning and 138.4 MB in the end (delta: 44.0 MB). Free memory was 51.2 MB in the beginning and 70.7 MB in the end (delta: -19.4 MB). Peak memory consumption was 27.0 MB. Max. memory is 16.1 GB. * Witness Printer took 3.96 ms. Allocated memory is still 138.4 MB. Free memory was 70.7 MB in the beginning and 69.6 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (1 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[numbers] + -4 * i and consists of 5 locations. One deterministic module has affine ranking function -2 * i + 1 and consists of 9 locations. One deterministic module has affine ranking function array_size + -1 * i and consists of 3 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.6s and 5 iterations. TraceHistogramMax:2. Analysis of lassos took 5.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 13.0ms AutomataMinimizationTime, 3 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 12 states and ocurred in iteration 3. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 29 SDtfs, 46 SDslu, 23 SDs, 0 SdLazy, 53 SolverSat, 22 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 79.8ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital129 mio100 ax114 hnf99 lsp83 ukn78 mio100 lsp64 div100 bol100 ite100 ukn100 eq177 hnf90 smp96 dnf100 smp100 tf100 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 47ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-21 20:29:14,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-21 20:29:14,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_727cef8f-ab34-416d-9ba0-8cd27c02cb54/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...