./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R --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 e0283c4a072a13e5b82b0728b718582152e385c6ee1404b3ed9be4e37b84a0b2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 17:36:48,245 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 17:36:48,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 17:36:48,268 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 17:36:48,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 17:36:48,270 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 17:36:48,272 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 17:36:48,274 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 17:36:48,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 17:36:48,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 17:36:48,278 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 17:36:48,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 17:36:48,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 17:36:48,282 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 17:36:48,283 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 17:36:48,285 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 17:36:48,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 17:36:48,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 17:36:48,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 17:36:48,291 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 17:36:48,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 17:36:48,295 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 17:36:48,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 17:36:48,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 17:36:48,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 17:36:48,302 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 17:36:48,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 17:36:48,304 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 17:36:48,305 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 17:36:48,306 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 17:36:48,307 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 17:36:48,308 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 17:36:48,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 17:36:48,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 17:36:48,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 17:36:48,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 17:36:48,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 17:36:48,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 17:36:48,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 17:36:48,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 17:36:48,316 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 17:36:48,317 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-25 17:36:48,346 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 17:36:48,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 17:36:48,347 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 17:36:48,348 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 17:36:48,349 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 17:36:48,349 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 17:36:48,349 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 17:36:48,350 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-25 17:36:48,350 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-25 17:36:48,350 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-25 17:36:48,351 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-25 17:36:48,351 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-25 17:36:48,351 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-25 17:36:48,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 17:36:48,352 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 17:36:48,352 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 17:36:48,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 17:36:48,353 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 17:36:48,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 17:36:48,353 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-25 17:36:48,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-25 17:36:48,354 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-25 17:36:48,354 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 17:36:48,354 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 17:36:48,355 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-25 17:36:48,355 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 17:36:48,355 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-25 17:36:48,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 17:36:48,356 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 17:36:48,356 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 17:36:48,356 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 17:36:48,357 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-25 17:36:48,358 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_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0283c4a072a13e5b82b0728b718582152e385c6ee1404b3ed9be4e37b84a0b2 [2022-11-25 17:36:48,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 17:36:48,731 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 17:36:48,734 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 17:36:48,735 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 17:36:48,735 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 17:36:48,737 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i [2022-11-25 17:36:51,833 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 17:36:52,103 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 17:36:52,103 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i [2022-11-25 17:36:52,113 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/data/12efb0548/731ada12c88442ce9722426c5c067ab2/FLAG0002f2aed [2022-11-25 17:36:52,128 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/data/12efb0548/731ada12c88442ce9722426c5c067ab2 [2022-11-25 17:36:52,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 17:36:52,132 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 17:36:52,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 17:36:52,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 17:36:52,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 17:36:52,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:36:52" (1/1) ... [2022-11-25 17:36:52,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@416c29f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:36:52, skipping insertion in model container [2022-11-25 17:36:52,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:36:52" (1/1) ... [2022-11-25 17:36:52,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 17:36:52,182 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 17:36:52,536 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:36:52,553 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 17:36:52,622 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 17:36:52,650 INFO L208 MainTranslator]: Completed translation [2022-11-25 17:36:52,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:36:52 WrapperNode [2022-11-25 17:36:52,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 17:36:52,652 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 17:36:52,652 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 17:36:52,653 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 17:36:52,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:36:52" (1/1) ... [2022-11-25 17:36:52,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:36:52" (1/1) ... [2022-11-25 17:36:52,694 INFO L138 Inliner]: procedures = 117, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 97 [2022-11-25 17:36:52,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 17:36:52,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 17:36:52,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 17:36:52,695 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 17:36:52,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:36:52" (1/1) ... [2022-11-25 17:36:52,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:36:52" (1/1) ... [2022-11-25 17:36:52,708 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:36:52" (1/1) ... [2022-11-25 17:36:52,708 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:36:52" (1/1) ... [2022-11-25 17:36:52,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:36:52" (1/1) ... [2022-11-25 17:36:52,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:36:52" (1/1) ... [2022-11-25 17:36:52,725 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:36:52" (1/1) ... [2022-11-25 17:36:52,726 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:36:52" (1/1) ... [2022-11-25 17:36:52,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 17:36:52,729 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 17:36:52,730 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 17:36:52,730 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 17:36:52,731 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:36:52" (1/1) ... [2022-11-25 17:36:52,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:36:52,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:36:52,776 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:36:52,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-25 17:36:52,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 17:36:52,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 17:36:52,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 17:36:52,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 17:36:52,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 17:36:52,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 17:36:52,943 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 17:36:52,949 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 17:36:53,243 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 17:36:53,249 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 17:36:53,249 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-25 17:36:53,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:36:53 BoogieIcfgContainer [2022-11-25 17:36:53,252 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 17:36:53,252 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-25 17:36:53,253 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-25 17:36:53,257 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-25 17:36:53,257 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 17:36:53,258 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 05:36:52" (1/3) ... [2022-11-25 17:36:53,275 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@39056501 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 05:36:53, skipping insertion in model container [2022-11-25 17:36:53,275 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 17:36:53,275 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:36:52" (2/3) ... [2022-11-25 17:36:53,276 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@39056501 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 05:36:53, skipping insertion in model container [2022-11-25 17:36:53,276 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 17:36:53,276 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:36:53" (3/3) ... [2022-11-25 17:36:53,277 INFO L332 chiAutomizerObserver]: Analyzing ICFG openbsd_cstrncmp-alloca-2.i [2022-11-25 17:36:53,348 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-25 17:36:53,349 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-25 17:36:53,349 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-25 17:36:53,349 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-25 17:36:53,349 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-25 17:36:53,349 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-25 17:36:53,349 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-25 17:36:53,349 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-25 17:36:53,354 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 22 states, 21 states have (on average 1.5238095238095237) internal successors, (32), 21 states have internal predecessors, (32), 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) [2022-11-25 17:36:53,373 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2022-11-25 17:36:53,373 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:36:53,373 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:36:53,378 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-25 17:36:53,378 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-25 17:36:53,378 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-25 17:36:53,378 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 22 states, 21 states have (on average 1.5238095238095237) internal successors, (32), 21 states have internal predecessors, (32), 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) [2022-11-25 17:36:53,380 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2022-11-25 17:36:53,381 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:36:53,381 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:36:53,381 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-25 17:36:53,381 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-25 17:36:53,389 INFO L748 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet18#1, main_#t~post17#1, main_~i~1#1, main_#t~nondet19#1, main_#t~ret20#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 7#L529true assume !(main_~length1~0#1 < 1); 17#L529-2true assume !(main_~length2~0#1 < 1); 2#L532-1true call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 3#L538-3true [2022-11-25 17:36:53,390 INFO L750 eck$LassoCheckResult]: Loop: 3#L538-3true assume !!(main_~i~0#1 < main_~length1~0#1 - 1);call write~int(main_#t~nondet16#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet16#1; 16#L538-2true main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 3#L538-3true [2022-11-25 17:36:53,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:36:53,396 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2022-11-25 17:36:53,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:36:53,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968133212] [2022-11-25 17:36:53,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:36:53,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:36:53,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:53,581 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:36:53,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:53,640 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:36:53,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:36:53,644 INFO L85 PathProgramCache]: Analyzing trace with hash 1699, now seen corresponding path program 1 times [2022-11-25 17:36:53,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:36:53,645 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862802129] [2022-11-25 17:36:53,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:36:53,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:36:53,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:53,676 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:36:53,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:53,684 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:36:53,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:36:53,686 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935720, now seen corresponding path program 1 times [2022-11-25 17:36:53,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:36:53,689 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519281048] [2022-11-25 17:36:53,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:36:53,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:36:53,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:53,755 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:36:53,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:53,796 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:36:54,354 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:36:54,354 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:36:54,355 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:36:54,355 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:36:54,355 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 17:36:54,355 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:36:54,355 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:36:54,355 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:36:54,356 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrncmp-alloca-2.i_Iteration1_Lasso [2022-11-25 17:36:54,356 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:36:54,356 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:36:54,378 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:54,388 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:54,391 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:54,394 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:54,654 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:54,661 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:54,665 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:54,668 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:54,671 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:54,674 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:54,678 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:54,681 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:54,689 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:54,693 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:54,696 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:54,700 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:55,156 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:36:55,161 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 17:36:55,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:36:55,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:36:55,166 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:36:55,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-25 17:36:55,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:36:55,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:36:55,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:36:55,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:36:55,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:36:55,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:36:55,193 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:36:55,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:36:55,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:36:55,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-25 17:36:55,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:36:55,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:36:55,215 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:36:55,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:36:55,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:36:55,238 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:36:55,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:36:55,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:36:55,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:36:55,239 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:36:55,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:36:55,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-25 17:36:55,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:36:55,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-25 17:36:55,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:36:55,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:36:55,265 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:36:55,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:36:55,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:36:55,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:36:55,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:36:55,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:36:55,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:36:55,285 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:36:55,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:36:55,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-25 17:36:55,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:36:55,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-25 17:36:55,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:36:55,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:36:55,297 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:36:55,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:36:55,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-25 17:36:55,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:36:55,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:36:55,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:36:55,321 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:36:55,331 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:36:55,332 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:36:55,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:36:55,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-25 17:36:55,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:36:55,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:36:55,353 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:36:55,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-25 17:36:55,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:36:55,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:36:55,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:36:55,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:36:55,378 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:36:55,388 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:36:55,388 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:36:55,414 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:36:55,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-25 17:36:55,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:36:55,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:36:55,429 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:36:55,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:36:55,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:36:55,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:36:55,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:36:55,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:36:55,455 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:36:55,455 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:36:55,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-25 17:36:55,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:36:55,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-25 17:36:55,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:36:55,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:36:55,477 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:36:55,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:36:55,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:36:55,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:36:55,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:36:55,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:36:55,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:36:55,500 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:36:55,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:36:55,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-25 17:36:55,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:36:55,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-25 17:36:55,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:36:55,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:36:55,520 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:36:55,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-25 17:36:55,531 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:36:55,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:36:55,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:36:55,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:36:55,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:36:55,562 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:36:55,563 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:36:55,581 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 17:36:55,644 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2022-11-25 17:36:55,644 INFO L444 ModelExtractionUtils]: 6 out of 22 variables were initially zero. Simplification set additionally 12 variables to zero. [2022-11-25 17:36:55,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:36:55,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:36:55,671 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:36:55,678 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 17:36:55,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-25 17:36:55,712 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-25 17:36:55,712 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 17:36:55,713 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~nondetString1~0#1.base)_1, ULTIMATE.start_main_~i~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~nondetString1~0#1.base)_1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [1*ULTIMATE.start_main_~nondetString1~0#1.offset >= 0] [2022-11-25 17:36:55,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-25 17:36:55,750 INFO L156 tatePredicateManager]: 6 out of 7 supporting invariants were superfluous and have been removed [2022-11-25 17:36:55,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:36:55,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:55,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 17:36:55,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:36:55,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:55,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-25 17:36:55,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:36:55,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:36:55,933 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-25 17:36:55,935 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 22 states, 21 states have (on average 1.5238095238095237) internal successors, (32), 21 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:36:55,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-11-25 17:36:56,058 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 22 states, 21 states have (on average 1.5238095238095237) internal successors, (32), 21 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 54 states and 79 transitions. Complement of second has 7 states. [2022-11-25 17:36:56,062 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 [2022-11-25 17:36:56,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:36:56,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 53 transitions. [2022-11-25 17:36:56,073 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 53 transitions. Stem has 5 letters. Loop has 2 letters. [2022-11-25 17:36:56,073 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:36:56,074 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 53 transitions. Stem has 7 letters. Loop has 2 letters. [2022-11-25 17:36:56,074 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:36:56,074 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 53 transitions. Stem has 5 letters. Loop has 4 letters. [2022-11-25 17:36:56,074 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:36:56,075 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 54 states and 79 transitions. [2022-11-25 17:36:56,078 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-11-25 17:36:56,082 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 54 states to 18 states and 23 transitions. [2022-11-25 17:36:56,083 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-11-25 17:36:56,083 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2022-11-25 17:36:56,083 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 23 transitions. [2022-11-25 17:36:56,084 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 17:36:56,084 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 23 transitions. [2022-11-25 17:36:56,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 23 transitions. [2022-11-25 17:36:56,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2022-11-25 17:36:56,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 17 states have internal predecessors, (23), 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) [2022-11-25 17:36:56,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 23 transitions. [2022-11-25 17:36:56,114 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 23 transitions. [2022-11-25 17:36:56,114 INFO L428 stractBuchiCegarLoop]: Abstraction has 18 states and 23 transitions. [2022-11-25 17:36:56,114 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-25 17:36:56,115 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 23 transitions. [2022-11-25 17:36:56,116 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-11-25 17:36:56,116 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:36:56,117 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:36:56,117 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:36:56,117 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-25 17:36:56,117 INFO L748 eck$LassoCheckResult]: Stem: 161#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 162#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet18#1, main_#t~post17#1, main_~i~1#1, main_#t~nondet19#1, main_#t~ret20#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 164#L529 assume !(main_~length1~0#1 < 1); 165#L529-2 assume !(main_~length2~0#1 < 1); 160#L532-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 156#L538-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 157#L538-4 main_~i~1#1 := 0; 163#L543-3 [2022-11-25 17:36:56,117 INFO L750 eck$LassoCheckResult]: Loop: 163#L543-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);call write~int(main_#t~nondet18#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet18#1; 170#L543-2 main_#t~post17#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1; 163#L543-3 [2022-11-25 17:36:56,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:36:56,118 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935662, now seen corresponding path program 1 times [2022-11-25 17:36:56,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:36:56,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662561995] [2022-11-25 17:36:56,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:36:56,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:36:56,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:56,134 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:36:56,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:56,144 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:36:56,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:36:56,145 INFO L85 PathProgramCache]: Analyzing trace with hash 2147, now seen corresponding path program 1 times [2022-11-25 17:36:56,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:36:56,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521881165] [2022-11-25 17:36:56,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:36:56,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:36:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:56,151 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:36:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:56,156 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:36:56,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:36:56,157 INFO L85 PathProgramCache]: Analyzing trace with hash 1298384784, now seen corresponding path program 1 times [2022-11-25 17:36:56,157 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:36:56,158 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722990848] [2022-11-25 17:36:56,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:36:56,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:36:56,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:56,185 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:36:56,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:56,227 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:36:56,576 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:36:56,576 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:36:56,576 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:36:56,576 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:36:56,576 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 17:36:56,576 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:36:56,577 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:36:56,577 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:36:56,577 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrncmp-alloca-2.i_Iteration2_Lasso [2022-11-25 17:36:56,577 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:36:56,577 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:36:56,580 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:56,783 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:56,786 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:56,789 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:56,792 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:56,795 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:56,798 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:56,801 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:56,804 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:56,806 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:56,809 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:56,811 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:56,814 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:56,817 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:56,823 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:36:57,204 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:36:57,204 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 17:36:57,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:36:57,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:36:57,206 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:36:57,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-25 17:36:57,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:36:57,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:36:57,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:36:57,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:36:57,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:36:57,230 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:36:57,231 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:36:57,241 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:36:57,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-25 17:36:57,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:36:57,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:36:57,252 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:36:57,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:36:57,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-25 17:36:57,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:36:57,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:36:57,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:36:57,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:36:57,284 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:36:57,285 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:36:57,301 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 17:36:57,336 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-11-25 17:36:57,336 INFO L444 ModelExtractionUtils]: 9 out of 22 variables were initially zero. Simplification set additionally 9 variables to zero. [2022-11-25 17:36:57,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:36:57,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:36:57,338 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:36:57,348 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 17:36:57,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-25 17:36:57,383 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-25 17:36:57,383 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 17:36:57,383 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nondetString2~0#1.offset, ULTIMATE.start_main_~i~1#1, v_rep(select #length ULTIMATE.start_main_#t~malloc14#1.base)_2) = -1*ULTIMATE.start_main_~nondetString2~0#1.offset - 1*ULTIMATE.start_main_~i~1#1 + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc14#1.base)_2 Supporting invariants [] [2022-11-25 17:36:57,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-25 17:36:57,416 INFO L156 tatePredicateManager]: 5 out of 6 supporting invariants were superfluous and have been removed [2022-11-25 17:36:57,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:36:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:57,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-25 17:36:57,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:36:57,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:57,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-25 17:36:57,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:36:57,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:36:57,576 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-11-25 17:36:57,576 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:36:57,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-25 17:36:57,656 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 27 states and 36 transitions. Complement of second has 7 states. [2022-11-25 17:36:57,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-25 17:36:57,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:36:57,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 21 transitions. [2022-11-25 17:36:57,658 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 7 letters. Loop has 2 letters. [2022-11-25 17:36:57,658 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:36:57,659 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 9 letters. Loop has 2 letters. [2022-11-25 17:36:57,659 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:36:57,659 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 7 letters. Loop has 4 letters. [2022-11-25 17:36:57,659 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:36:57,659 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 36 transitions. [2022-11-25 17:36:57,660 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-25 17:36:57,661 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 19 states and 25 transitions. [2022-11-25 17:36:57,661 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-11-25 17:36:57,661 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-11-25 17:36:57,662 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 25 transitions. [2022-11-25 17:36:57,662 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 17:36:57,662 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 25 transitions. [2022-11-25 17:36:57,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 25 transitions. [2022-11-25 17:36:57,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2022-11-25 17:36:57,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 18 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:36:57,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 25 transitions. [2022-11-25 17:36:57,664 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 25 transitions. [2022-11-25 17:36:57,664 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 25 transitions. [2022-11-25 17:36:57,665 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-25 17:36:57,665 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 25 transitions. [2022-11-25 17:36:57,665 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-25 17:36:57,665 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:36:57,666 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:36:57,666 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:36:57,666 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-25 17:36:57,667 INFO L748 eck$LassoCheckResult]: Stem: 286#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 287#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet18#1, main_#t~post17#1, main_~i~1#1, main_#t~nondet19#1, main_#t~ret20#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 289#L529 assume !(main_~length1~0#1 < 1); 290#L529-2 assume !(main_~length2~0#1 < 1); 285#L532-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 281#L538-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 282#L538-4 main_~i~1#1 := 0; 288#L543-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 291#L543-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncmp } true;cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset, cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset, cstrncmp_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_#t~nondet19#1;havoc cstrncmp_#res#1;havoc cstrncmp_#t~mem4#1, cstrncmp_#t~post3#1.base, cstrncmp_#t~post3#1.offset, cstrncmp_#t~mem5#1, cstrncmp_#t~mem7#1, cstrncmp_#t~pre6#1.base, cstrncmp_#t~pre6#1.offset, cstrncmp_#t~mem8#1, cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset, cstrncmp_#t~mem10#1, cstrncmp_#t~pre2#1, cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, cstrncmp_~n#1;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset;cstrncmp_~n#1 := cstrncmp_#in~n#1; 292#L516 assume !(0 == cstrncmp_~n#1 % 4294967296); 297#L518-4 [2022-11-25 17:36:57,667 INFO L750 eck$LassoCheckResult]: Loop: 297#L518-4 call cstrncmp_#t~mem4#1 := read~int(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);cstrncmp_#t~post3#1.base, cstrncmp_#t~post3#1.offset := cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#t~post3#1.base, 1 + cstrncmp_#t~post3#1.offset;call cstrncmp_#t~mem5#1 := read~int(cstrncmp_#t~post3#1.base, cstrncmp_#t~post3#1.offset, 1); 298#L519 assume !(cstrncmp_#t~mem4#1 != cstrncmp_#t~mem5#1);havoc cstrncmp_#t~mem4#1;havoc cstrncmp_#t~post3#1.base, cstrncmp_#t~post3#1.offset;havoc cstrncmp_#t~mem5#1;cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset := cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#t~post9#1.base, 1 + cstrncmp_#t~post9#1.offset;call cstrncmp_#t~mem10#1 := read~int(cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset, 1); 293#L521 assume !(0 == cstrncmp_#t~mem10#1);havoc cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset;havoc cstrncmp_#t~mem10#1; 294#L518-1 cstrncmp_#t~pre2#1 := cstrncmp_~n#1 - 1;cstrncmp_~n#1 := cstrncmp_~n#1 - 1; 299#L518-2 assume !!(0 != cstrncmp_#t~pre2#1 % 4294967296);havoc cstrncmp_#t~pre2#1; 297#L518-4 [2022-11-25 17:36:57,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:36:57,667 INFO L85 PathProgramCache]: Analyzing trace with hash 1595220890, now seen corresponding path program 1 times [2022-11-25 17:36:57,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:36:57,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173669479] [2022-11-25 17:36:57,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:36:57,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:36:57,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:57,691 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:36:57,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:57,707 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:36:57,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:36:57,715 INFO L85 PathProgramCache]: Analyzing trace with hash 78411965, now seen corresponding path program 1 times [2022-11-25 17:36:57,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:36:57,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6220013] [2022-11-25 17:36:57,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:36:57,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:36:57,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:57,725 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:36:57,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:57,751 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:36:57,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:36:57,752 INFO L85 PathProgramCache]: Analyzing trace with hash -1989497660, now seen corresponding path program 1 times [2022-11-25 17:36:57,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:36:57,752 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241948312] [2022-11-25 17:36:57,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:36:57,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:36:57,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:58,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:36:58,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:36:58,363 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241948312] [2022-11-25 17:36:58,364 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241948312] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:36:58,364 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:36:58,364 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-25 17:36:58,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288202528] [2022-11-25 17:36:58,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:36:58,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:36:58,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 17:36:58,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-25 17:36:58,636 INFO L87 Difference]: Start difference. First operand 19 states and 25 transitions. cyclomatic complexity: 9 Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:36:58,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:36:58,816 INFO L93 Difference]: Finished difference Result 29 states and 36 transitions. [2022-11-25 17:36:58,817 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 36 transitions. [2022-11-25 17:36:58,818 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-25 17:36:58,818 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 20 states and 25 transitions. [2022-11-25 17:36:58,818 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-11-25 17:36:58,819 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-11-25 17:36:58,819 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 25 transitions. [2022-11-25 17:36:58,819 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 17:36:58,819 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 25 transitions. [2022-11-25 17:36:58,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 25 transitions. [2022-11-25 17:36:58,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 19. [2022-11-25 17:36:58,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.263157894736842) internal successors, (24), 18 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:36:58,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 24 transitions. [2022-11-25 17:36:58,821 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 24 transitions. [2022-11-25 17:36:58,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 17:36:58,829 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 24 transitions. [2022-11-25 17:36:58,829 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-25 17:36:58,829 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 24 transitions. [2022-11-25 17:36:58,830 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-25 17:36:58,830 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:36:58,830 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:36:58,831 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:36:58,831 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-25 17:36:58,833 INFO L748 eck$LassoCheckResult]: Stem: 352#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 353#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet18#1, main_#t~post17#1, main_~i~1#1, main_#t~nondet19#1, main_#t~ret20#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 355#L529 assume !(main_~length1~0#1 < 1); 356#L529-2 assume !(main_~length2~0#1 < 1); 351#L532-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 347#L538-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);call write~int(main_#t~nondet16#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet16#1; 348#L538-2 main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 349#L538-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 350#L538-4 main_~i~1#1 := 0; 354#L543-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 357#L543-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncmp } true;cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset, cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset, cstrncmp_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_#t~nondet19#1;havoc cstrncmp_#res#1;havoc cstrncmp_#t~mem4#1, cstrncmp_#t~post3#1.base, cstrncmp_#t~post3#1.offset, cstrncmp_#t~mem5#1, cstrncmp_#t~mem7#1, cstrncmp_#t~pre6#1.base, cstrncmp_#t~pre6#1.offset, cstrncmp_#t~mem8#1, cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset, cstrncmp_#t~mem10#1, cstrncmp_#t~pre2#1, cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, cstrncmp_~n#1;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset;cstrncmp_~n#1 := cstrncmp_#in~n#1; 358#L516 assume !(0 == cstrncmp_~n#1 % 4294967296); 363#L518-4 [2022-11-25 17:36:58,834 INFO L750 eck$LassoCheckResult]: Loop: 363#L518-4 call cstrncmp_#t~mem4#1 := read~int(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);cstrncmp_#t~post3#1.base, cstrncmp_#t~post3#1.offset := cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#t~post3#1.base, 1 + cstrncmp_#t~post3#1.offset;call cstrncmp_#t~mem5#1 := read~int(cstrncmp_#t~post3#1.base, cstrncmp_#t~post3#1.offset, 1); 364#L519 assume !(cstrncmp_#t~mem4#1 != cstrncmp_#t~mem5#1);havoc cstrncmp_#t~mem4#1;havoc cstrncmp_#t~post3#1.base, cstrncmp_#t~post3#1.offset;havoc cstrncmp_#t~mem5#1;cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset := cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#t~post9#1.base, 1 + cstrncmp_#t~post9#1.offset;call cstrncmp_#t~mem10#1 := read~int(cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset, 1); 359#L521 assume !(0 == cstrncmp_#t~mem10#1);havoc cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset;havoc cstrncmp_#t~mem10#1; 360#L518-1 cstrncmp_#t~pre2#1 := cstrncmp_~n#1 - 1;cstrncmp_~n#1 := cstrncmp_~n#1 - 1; 365#L518-2 assume !!(0 != cstrncmp_#t~pre2#1 % 4294967296);havoc cstrncmp_#t~pre2#1; 363#L518-4 [2022-11-25 17:36:58,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:36:58,834 INFO L85 PathProgramCache]: Analyzing trace with hash 1351083896, now seen corresponding path program 1 times [2022-11-25 17:36:58,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:36:58,835 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107640585] [2022-11-25 17:36:58,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:36:58,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:36:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:58,888 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:36:58,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:58,907 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:36:58,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:36:58,908 INFO L85 PathProgramCache]: Analyzing trace with hash 78411965, now seen corresponding path program 2 times [2022-11-25 17:36:58,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:36:58,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112177116] [2022-11-25 17:36:58,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:36:58,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:36:58,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:58,937 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:36:58,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:58,951 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:36:58,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:36:58,952 INFO L85 PathProgramCache]: Analyzing trace with hash -351427674, now seen corresponding path program 1 times [2022-11-25 17:36:58,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:36:58,952 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598772829] [2022-11-25 17:36:58,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:36:58,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:36:58,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:36:59,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-25 17:36:59,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 17:36:59,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598772829] [2022-11-25 17:36:59,435 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598772829] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 17:36:59,439 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 17:36:59,440 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-25 17:36:59,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482786870] [2022-11-25 17:36:59,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 17:36:59,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 17:36:59,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-25 17:36:59,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-25 17:36:59,678 INFO L87 Difference]: Start difference. First operand 19 states and 24 transitions. cyclomatic complexity: 8 Second operand has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:36:59,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 17:36:59,812 INFO L93 Difference]: Finished difference Result 25 states and 29 transitions. [2022-11-25 17:36:59,812 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 29 transitions. [2022-11-25 17:36:59,813 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-25 17:36:59,813 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 20 states and 24 transitions. [2022-11-25 17:36:59,813 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-11-25 17:36:59,813 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-11-25 17:36:59,813 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 24 transitions. [2022-11-25 17:36:59,814 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 17:36:59,814 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 24 transitions. [2022-11-25 17:36:59,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 24 transitions. [2022-11-25 17:36:59,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 19. [2022-11-25 17:36:59,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 18 states have internal predecessors, (23), 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) [2022-11-25 17:36:59,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2022-11-25 17:36:59,815 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 23 transitions. [2022-11-25 17:36:59,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-25 17:36:59,820 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 23 transitions. [2022-11-25 17:36:59,821 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-25 17:36:59,821 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 23 transitions. [2022-11-25 17:36:59,822 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-11-25 17:36:59,825 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 17:36:59,825 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 17:36:59,826 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 17:36:59,826 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-25 17:36:59,826 INFO L748 eck$LassoCheckResult]: Stem: 416#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 417#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet18#1, main_#t~post17#1, main_~i~1#1, main_#t~nondet19#1, main_#t~ret20#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 419#L529 assume !(main_~length1~0#1 < 1); 420#L529-2 assume !(main_~length2~0#1 < 1); 411#L532-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 412#L538-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);call write~int(main_#t~nondet16#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet16#1; 413#L538-2 main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 414#L538-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 415#L538-4 main_~i~1#1 := 0; 418#L543-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);call write~int(main_#t~nondet18#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet18#1; 425#L543-2 main_#t~post17#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1; 426#L543-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 421#L543-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncmp } true;cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset, cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset, cstrncmp_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_#t~nondet19#1;havoc cstrncmp_#res#1;havoc cstrncmp_#t~mem4#1, cstrncmp_#t~post3#1.base, cstrncmp_#t~post3#1.offset, cstrncmp_#t~mem5#1, cstrncmp_#t~mem7#1, cstrncmp_#t~pre6#1.base, cstrncmp_#t~pre6#1.offset, cstrncmp_#t~mem8#1, cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset, cstrncmp_#t~mem10#1, cstrncmp_#t~pre2#1, cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, cstrncmp_~n#1;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset;cstrncmp_~n#1 := cstrncmp_#in~n#1; 422#L516 assume !(0 == cstrncmp_~n#1 % 4294967296); 427#L518-4 [2022-11-25 17:36:59,827 INFO L750 eck$LassoCheckResult]: Loop: 427#L518-4 call cstrncmp_#t~mem4#1 := read~int(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);cstrncmp_#t~post3#1.base, cstrncmp_#t~post3#1.offset := cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#t~post3#1.base, 1 + cstrncmp_#t~post3#1.offset;call cstrncmp_#t~mem5#1 := read~int(cstrncmp_#t~post3#1.base, cstrncmp_#t~post3#1.offset, 1); 428#L519 assume !(cstrncmp_#t~mem4#1 != cstrncmp_#t~mem5#1);havoc cstrncmp_#t~mem4#1;havoc cstrncmp_#t~post3#1.base, cstrncmp_#t~post3#1.offset;havoc cstrncmp_#t~mem5#1;cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset := cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#t~post9#1.base, 1 + cstrncmp_#t~post9#1.offset;call cstrncmp_#t~mem10#1 := read~int(cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset, 1); 423#L521 assume !(0 == cstrncmp_#t~mem10#1);havoc cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset;havoc cstrncmp_#t~mem10#1; 424#L518-1 cstrncmp_#t~pre2#1 := cstrncmp_~n#1 - 1;cstrncmp_~n#1 := cstrncmp_~n#1 - 1; 429#L518-2 assume !!(0 != cstrncmp_#t~pre2#1 % 4294967296);havoc cstrncmp_#t~pre2#1; 427#L518-4 [2022-11-25 17:36:59,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:36:59,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1313217430, now seen corresponding path program 1 times [2022-11-25 17:36:59,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:36:59,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324050188] [2022-11-25 17:36:59,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:36:59,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:36:59,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:59,848 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:36:59,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:59,876 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:36:59,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:36:59,880 INFO L85 PathProgramCache]: Analyzing trace with hash 78411965, now seen corresponding path program 3 times [2022-11-25 17:36:59,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:36:59,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367298619] [2022-11-25 17:36:59,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:36:59,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:36:59,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:59,888 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:36:59,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:59,901 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:36:59,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:36:59,902 INFO L85 PathProgramCache]: Analyzing trace with hash -1019129272, now seen corresponding path program 1 times [2022-11-25 17:36:59,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 17:36:59,903 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923697585] [2022-11-25 17:36:59,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 17:36:59,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 17:36:59,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:59,957 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 17:36:59,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 17:36:59,993 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 17:37:01,807 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 17:37:01,808 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 17:37:01,808 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 17:37:01,808 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 17:37:01,808 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 17:37:01,808 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:01,808 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 17:37:01,808 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 17:37:01,808 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrncmp-alloca-2.i_Iteration5_Lasso [2022-11-25 17:37:01,808 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 17:37:01,809 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 17:37:01,813 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:01,816 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:01,818 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:01,820 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:01,823 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:01,826 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:01,828 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:01,831 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:01,833 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:01,835 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:01,838 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:01,840 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:01,851 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:01,854 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:01,856 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:01,858 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:01,860 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:01,867 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:01,869 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:01,871 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:01,874 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:03,121 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:03,124 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:03,126 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:03,128 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:03,130 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:03,133 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:03,136 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:03,142 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 17:37:04,078 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 17:37:04,079 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 17:37:04,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,086 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-25 17:37:04,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:37:04,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:37:04,103 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:37:04,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:37:04,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:37:04,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:37:04,104 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:37:04,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:37:04,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:37:04,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-25 17:37:04,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,112 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-25 17:37:04,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:37:04,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:37:04,128 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:37:04,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:37:04,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:37:04,128 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:37:04,129 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:37:04,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:37:04,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:37:04,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-11-25 17:37:04,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,145 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-25 17:37:04,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:37:04,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:37:04,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:37:04,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:37:04,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:37:04,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:37:04,159 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:37:04,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:37:04,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:37:04,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-25 17:37:04,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,213 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-25 17:37:04,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:37:04,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:37:04,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:37:04,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:37:04,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:37:04,239 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:37:04,239 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:37:04,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:37:04,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-11-25 17:37:04,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,287 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-25 17:37:04,290 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 [2022-11-25 17:37:04,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:37:04,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:37:04,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:37:04,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:37:04,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:37:04,301 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:37:04,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:37:04,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:37:04,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-11-25 17:37:04,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,308 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-25 17:37:04,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:37:04,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:37:04,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:37:04,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:37:04,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:37:04,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:37:04,323 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:37:04,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:37:04,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:37:04,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-25 17:37:04,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,332 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-25 17:37:04,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:37:04,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:37:04,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:37:04,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:37:04,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:37:04,352 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:37:04,352 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:37:04,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:37:04,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-25 17:37:04,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,364 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-25 17:37:04,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:37:04,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:37:04,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:37:04,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:37:04,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:37:04,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:37:04,378 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:37:04,378 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:37:04,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:37:04,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-25 17:37:04,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,384 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-25 17:37:04,387 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:37:04,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:37:04,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:37:04,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:37:04,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:37:04,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:37:04,400 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:37:04,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:37:04,409 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:37:04,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-25 17:37:04,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,419 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-25 17:37:04,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:37:04,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:37:04,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:37:04,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:37:04,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:37:04,435 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:37:04,435 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:37:04,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:37:04,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-25 17:37:04,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,456 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:37:04,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:37:04,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:37:04,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:37:04,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:37:04,477 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:37:04,478 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:37:04,478 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:37:04,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-25 17:37:04,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:37:04,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-11-25 17:37:04,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,496 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:37:04,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-25 17:37:04,510 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:37:04,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:37:04,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:37:04,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:37:04,515 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:37:04,515 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:37:04,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:37:04,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-11-25 17:37:04,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,529 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-25 17:37:04,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:37:04,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:37:04,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:37:04,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:37:04,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:37:04,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:37:04,543 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:37:04,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:37:04,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:37:04,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-11-25 17:37:04,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,549 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,558 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:37:04,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-25 17:37:04,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:37:04,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:37:04,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:37:04,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:37:04,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:37:04,570 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:37:04,570 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:37:04,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:37:04,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-25 17:37:04,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,603 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:37:04,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:37:04,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:37:04,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:37:04,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:37:04,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:37:04,624 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:37:04,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:37:04,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-25 17:37:04,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:37:04,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-25 17:37:04,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,644 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:37:04,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:37:04,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:37:04,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:37:04,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:37:04,660 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:37:04,661 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:37:04,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:37:04,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-25 17:37:04,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:37:04,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-25 17:37:04,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,688 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-25 17:37:04,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:37:04,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:37:04,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:37:04,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:37:04,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:37:04,706 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:37:04,706 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:37:04,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:37:04,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-25 17:37:04,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,727 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:37:04,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-25 17:37:04,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:37:04,743 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:37:04,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:37:04,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:37:04,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:37:04,744 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:37:04,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:37:04,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:37:04,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-25 17:37:04,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,750 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-25 17:37:04,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:37:04,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:37:04,762 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:37:04,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:37:04,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:37:04,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:37:04,763 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:37:04,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:37:04,772 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:37:04,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-25 17:37:04,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,776 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-25 17:37:04,779 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:37:04,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:37:04,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 17:37:04,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:37:04,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:37:04,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:37:04,789 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 17:37:04,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 17:37:04,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 17:37:04,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-11-25 17:37:04,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,795 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-25 17:37:04,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 17:37:04,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 17:37:04,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 17:37:04,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 17:37:04,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 17:37:04,829 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 17:37:04,829 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 17:37:04,870 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 17:37:04,922 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-11-25 17:37:04,923 INFO L444 ModelExtractionUtils]: 34 out of 52 variables were initially zero. Simplification set additionally 15 variables to zero. [2022-11-25 17:37:04,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 17:37:04,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 17:37:04,927 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 17:37:04,935 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 17:37:04,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-25 17:37:04,971 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-25 17:37:04,971 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 17:37:04,971 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrncmp_~s2#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc14#1.base)_3) = -1*ULTIMATE.start_cstrncmp_~s2#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc14#1.base)_3 Supporting invariants [] [2022-11-25 17:37:04,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-25 17:37:05,154 INFO L156 tatePredicateManager]: 27 out of 28 supporting invariants were superfluous and have been removed [2022-11-25 17:37:05,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 17:37:05,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:05,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-25 17:37:05,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:37:05,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 17:37:05,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-25 17:37:05,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 17:37:05,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 17:37:05,353 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-11-25 17:37:05,354 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 23 transitions. cyclomatic complexity: 7 Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:37:05,413 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 23 transitions. cyclomatic complexity: 7. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 24 states and 28 transitions. Complement of second has 6 states. [2022-11-25 17:37:05,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-25 17:37:05,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 17:37:05,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 22 transitions. [2022-11-25 17:37:05,419 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 22 transitions. Stem has 14 letters. Loop has 5 letters. [2022-11-25 17:37:05,419 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:37:05,420 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 22 transitions. Stem has 19 letters. Loop has 5 letters. [2022-11-25 17:37:05,420 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:37:05,420 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 22 transitions. Stem has 14 letters. Loop has 10 letters. [2022-11-25 17:37:05,421 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 17:37:05,422 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 28 transitions. [2022-11-25 17:37:05,423 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-25 17:37:05,427 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 0 states and 0 transitions. [2022-11-25 17:37:05,427 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-25 17:37:05,428 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-25 17:37:05,428 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-25 17:37:05,428 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 17:37:05,428 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 17:37:05,428 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 17:37:05,428 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 17:37:05,428 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-25 17:37:05,428 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-25 17:37:05,429 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-25 17:37:05,429 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-25 17:37:05,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 05:37:05 BoogieIcfgContainer [2022-11-25 17:37:05,436 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-25 17:37:05,437 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 17:37:05,437 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 17:37:05,437 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 17:37:05,438 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:36:53" (3/4) ... [2022-11-25 17:37:05,440 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-25 17:37:05,441 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 17:37:05,441 INFO L158 Benchmark]: Toolchain (without parser) took 13308.87ms. Allocated memory was 184.5MB in the beginning and 222.3MB in the end (delta: 37.7MB). Free memory was 144.9MB in the beginning and 97.1MB in the end (delta: 47.8MB). Peak memory consumption was 87.2MB. Max. memory is 16.1GB. [2022-11-25 17:37:05,441 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 136.3MB. Free memory is still 78.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:37:05,442 INFO L158 Benchmark]: CACSL2BoogieTranslator took 517.45ms. Allocated memory is still 184.5MB. Free memory was 144.2MB in the beginning and 128.0MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-25 17:37:05,442 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.04ms. Allocated memory is still 184.5MB. Free memory was 128.0MB in the beginning and 126.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 17:37:05,442 INFO L158 Benchmark]: Boogie Preprocessor took 34.07ms. Allocated memory is still 184.5MB. Free memory was 126.0MB in the beginning and 124.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 17:37:05,443 INFO L158 Benchmark]: RCFGBuilder took 522.20ms. Allocated memory is still 184.5MB. Free memory was 124.7MB in the beginning and 111.3MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-25 17:37:05,443 INFO L158 Benchmark]: BuchiAutomizer took 12183.62ms. Allocated memory was 184.5MB in the beginning and 222.3MB in the end (delta: 37.7MB). Free memory was 111.3MB in the beginning and 98.1MB in the end (delta: 13.2MB). Peak memory consumption was 51.5MB. Max. memory is 16.1GB. [2022-11-25 17:37:05,443 INFO L158 Benchmark]: Witness Printer took 3.97ms. Allocated memory is still 222.3MB. Free memory was 98.1MB in the beginning and 97.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 17:37:05,445 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 136.3MB. Free memory is still 78.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 517.45ms. Allocated memory is still 184.5MB. Free memory was 144.2MB in the beginning and 128.0MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.04ms. Allocated memory is still 184.5MB. Free memory was 128.0MB in the beginning and 126.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.07ms. Allocated memory is still 184.5MB. Free memory was 126.0MB in the beginning and 124.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 522.20ms. Allocated memory is still 184.5MB. Free memory was 124.7MB in the beginning and 111.3MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 12183.62ms. Allocated memory was 184.5MB in the beginning and 222.3MB in the end (delta: 37.7MB). Free memory was 111.3MB in the beginning and 98.1MB in the end (delta: 13.2MB). Peak memory consumption was 51.5MB. Max. memory is 16.1GB. * Witness Printer took 3.97ms. Allocated memory is still 222.3MB. Free memory was 98.1MB in the beginning and 97.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (2 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + unknown-#length-unknown[nondetString1] and consists of 5 locations. One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (length2 * sizeof(char))] + -1 * nondetString2 + -1 * i and consists of 5 locations. One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (length2 * sizeof(char))] + -1 * s2 and consists of 5 locations. 2 modules have a trivial ranking function, the largest among these consists of 9 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 12.0s and 6 iterations. TraceHistogramMax:1. Analysis of lassos took 10.8s. Construction of modules took 0.1s. Büchi inclusion checks took 0.9s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 151 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 151 mSDsluCounter, 250 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 171 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 140 IncrementalHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 79 mSDtfsCounter, 140 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital216 mio100 ax110 hnf100 lsp82 ukn78 mio100 lsp50 div167 bol100 ite100 ukn100 eq161 hnf92 smp72 dnf100 smp100 tf100 neg99 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 50ms VariablesStem: 5 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-25 17:37:05,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-25 17:37:05,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dca8db3b-9b58-4fbf-b15f-9c4771911858/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE