./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-memsafety/cstrncpy-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/cstrncpy-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro --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 8246e56f0c6a2a64017cfdd94b26580c43f90ed61973daa969baf2d0942f8a17 --- 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-8393723 [2022-11-18 18:35:47,301 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:35:47,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:35:47,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:35:47,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:35:47,330 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:35:47,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:35:47,334 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:35:47,337 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:35:47,338 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:35:47,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:35:47,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:35:47,342 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:35:47,344 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:35:47,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:35:47,347 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:35:47,352 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:35:47,353 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:35:47,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:35:47,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:35:47,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:35:47,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:35:47,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:35:47,372 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:35:47,377 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:35:47,377 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:35:47,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:35:47,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:35:47,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:35:47,391 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:35:47,393 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:35:47,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:35:47,397 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:35:47,398 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:35:47,401 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:35:47,402 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:35:47,403 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:35:47,403 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:35:47,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:35:47,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:35:47,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:35:47,407 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-18 18:35:47,469 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:35:47,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:35:47,469 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:35:47,470 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:35:47,471 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:35:47,472 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:35:47,472 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:35:47,472 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-18 18:35:47,473 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-18 18:35:47,473 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-18 18:35:47,473 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-18 18:35:47,474 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-18 18:35:47,474 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-18 18:35:47,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:35:47,478 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 18:35:47,479 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 18:35:47,479 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:35:47,479 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 18:35:47,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:35:47,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-18 18:35:47,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-18 18:35:47,481 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-18 18:35:47,481 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 18:35:47,482 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 18:35:47,482 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-18 18:35:47,482 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:35:47,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-18 18:35:47,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:35:47,484 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:35:47,485 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:35:47,485 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:35:47,487 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-18 18:35:47,487 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_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8246e56f0c6a2a64017cfdd94b26580c43f90ed61973daa969baf2d0942f8a17 [2022-11-18 18:35:47,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:35:47,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:35:47,938 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:35:47,939 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:35:47,940 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:35:47,942 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/array-memsafety/cstrncpy-alloca-2.i [2022-11-18 18:35:48,052 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/data/0ddb49db7/01edb3add1f64bf7a9ca250b71475814/FLAG7b87786ef [2022-11-18 18:35:48,665 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:35:48,666 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/sv-benchmarks/c/array-memsafety/cstrncpy-alloca-2.i [2022-11-18 18:35:48,679 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/data/0ddb49db7/01edb3add1f64bf7a9ca250b71475814/FLAG7b87786ef [2022-11-18 18:35:48,990 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/data/0ddb49db7/01edb3add1f64bf7a9ca250b71475814 [2022-11-18 18:35:48,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:35:48,997 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:35:49,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:35:49,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:35:49,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:35:49,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:35:48" (1/1) ... [2022-11-18 18:35:49,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@295bb55b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:49, skipping insertion in model container [2022-11-18 18:35:49,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:35:48" (1/1) ... [2022-11-18 18:35:49,018 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:35:49,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:35:49,564 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:35:49,576 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 18:35:49,643 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:35:49,678 INFO L208 MainTranslator]: Completed translation [2022-11-18 18:35:49,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:49 WrapperNode [2022-11-18 18:35:49,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:35:49,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 18:35:49,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 18:35:49,682 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 18:35:49,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:49" (1/1) ... [2022-11-18 18:35:49,721 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:49" (1/1) ... [2022-11-18 18:35:49,759 INFO L138 Inliner]: procedures = 117, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2022-11-18 18:35:49,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 18:35:49,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 18:35:49,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 18:35:49,762 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 18:35:49,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:49" (1/1) ... [2022-11-18 18:35:49,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:49" (1/1) ... [2022-11-18 18:35:49,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:49" (1/1) ... [2022-11-18 18:35:49,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:49" (1/1) ... [2022-11-18 18:35:49,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:49" (1/1) ... [2022-11-18 18:35:49,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:49" (1/1) ... [2022-11-18 18:35:49,789 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:49" (1/1) ... [2022-11-18 18:35:49,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:49" (1/1) ... [2022-11-18 18:35:49,807 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 18:35:49,808 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 18:35:49,808 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 18:35:49,808 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 18:35:49,819 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:49" (1/1) ... [2022-11-18 18:35:49,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:49,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:49,855 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:49,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-18 18:35:49,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 18:35:49,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 18:35:49,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 18:35:49,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 18:35:49,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 18:35:49,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 18:35:50,053 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 18:35:50,055 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 18:35:50,339 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 18:35:50,346 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 18:35:50,346 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-18 18:35:50,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:35:50 BoogieIcfgContainer [2022-11-18 18:35:50,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 18:35:50,353 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-18 18:35:50,353 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-18 18:35:50,358 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-18 18:35:50,359 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 18:35:50,360 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 06:35:48" (1/3) ... [2022-11-18 18:35:50,361 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@660e41f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 06:35:50, skipping insertion in model container [2022-11-18 18:35:50,361 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 18:35:50,361 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:35:49" (2/3) ... [2022-11-18 18:35:50,362 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@660e41f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 06:35:50, skipping insertion in model container [2022-11-18 18:35:50,362 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 18:35:50,362 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:35:50" (3/3) ... [2022-11-18 18:35:50,364 INFO L332 chiAutomizerObserver]: Analyzing ICFG cstrncpy-alloca-2.i [2022-11-18 18:35:50,425 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-18 18:35:50,425 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-18 18:35:50,425 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-18 18:35:50,425 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-18 18:35:50,426 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-18 18:35:50,426 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-18 18:35:50,426 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-18 18:35:50,426 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-18 18:35:50,430 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.5625) internal successors, (25), 16 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) [2022-11-18 18:35:50,462 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-11-18 18:35:50,462 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 18:35:50,462 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 18:35:50,468 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-18 18:35:50,469 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 18:35:50,469 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-18 18:35:50,469 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.5625) internal successors, (25), 16 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) [2022-11-18 18:35:50,471 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-11-18 18:35:50,471 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 18:35:50,471 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 18:35:50,472 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-18 18:35:50,472 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 18:35:50,481 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 11#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet13#1, main_#t~post12#1, main_~i~0#1, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 6#L535true assume !(main_~length~0#1 < 1); 10#L535-2true assume !(main_~n~0#1 < 1); 15#L538-1true call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 4294967296);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 3#L544-3true [2022-11-18 18:35:50,482 INFO L750 eck$LassoCheckResult]: Loop: 3#L544-3true assume !!(main_~i~0#1 < main_~length~0#1 - 1);call write~int(main_#t~nondet13#1, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 5#L544-2true main_#t~post12#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 3#L544-3true [2022-11-18 18:35:50,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:35:50,489 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2022-11-18 18:35:50,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:35:50,514 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626507680] [2022-11-18 18:35:50,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:35:50,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:35:50,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:35:50,737 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 18:35:50,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:35:50,805 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 18:35:50,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:35:50,811 INFO L85 PathProgramCache]: Analyzing trace with hash 1699, now seen corresponding path program 1 times [2022-11-18 18:35:50,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:35:50,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886721917] [2022-11-18 18:35:50,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:35:50,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:35:50,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:35:50,849 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 18:35:50,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:35:50,857 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 18:35:50,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:35:50,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935720, now seen corresponding path program 1 times [2022-11-18 18:35:50,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:35:50,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481744385] [2022-11-18 18:35:50,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:35:50,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:35:50,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:35:50,893 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 18:35:50,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:35:50,918 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 18:35:51,418 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 18:35:51,418 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 18:35:51,419 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 18:35:51,419 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 18:35:51,419 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 18:35:51,419 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:51,419 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 18:35:51,420 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 18:35:51,420 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrncpy-alloca-2.i_Iteration1_Lasso [2022-11-18 18:35:51,420 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 18:35:51,421 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 18:35:51,455 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:51,467 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:51,471 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:51,476 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:51,486 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:51,491 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:51,496 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:51,503 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:51,508 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:51,511 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:51,517 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:51,521 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:51,527 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:52,383 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 18:35:52,389 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 18:35:52,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:52,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:52,399 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:52,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:52,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-18 18:35:52,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:52,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:35:52,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:52,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:52,426 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:52,429 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:35:52,429 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:35:52,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:52,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:52,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:52,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:52,458 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:52,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:52,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-18 18:35:52,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:52,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:35:52,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:52,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:52,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:52,480 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:35:52,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:35:52,490 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:52,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:52,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:52,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:52,503 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:52,509 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:52,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-18 18:35:52,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:52,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:35:52,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:52,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:52,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:52,525 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:35:52,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:35:52,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:52,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:52,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:52,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:52,541 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:52,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-18 18:35:52,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:52,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:52,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:52,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:52,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:52,575 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:35:52,575 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:35:52,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:52,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:52,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:52,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:52,606 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:52,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:52,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:52,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-18 18:35:52,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:35:52,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:52,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:52,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:52,631 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:35:52,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:35:52,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:52,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-11-18 18:35:52,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:52,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:52,662 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:52,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-18 18:35:52,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:52,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:52,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:52,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:52,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:52,689 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:35:52,689 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:35:52,701 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:52,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:52,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:52,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:52,714 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:52,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-18 18:35:52,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:52,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:52,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:52,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:52,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:52,755 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:35:52,755 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:35:52,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:52,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:52,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:52,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:52,778 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:52,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:52,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-18 18:35:52,808 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:52,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:52,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:52,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:52,811 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:35:52,812 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:35:52,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:52,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:52,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:52,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:52,853 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:52,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-18 18:35:52,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:52,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:52,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:35:52,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:52,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:52,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:52,879 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:35:52,880 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:35:52,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:52,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:52,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:52,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:52,910 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:52,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:52,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-18 18:35:52,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:52,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:52,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:52,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:52,950 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:35:52,951 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:35:52,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:52,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:52,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:52,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:52,973 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:52,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-18 18:35:52,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:53,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:53,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:35:53,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:53,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:53,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:53,008 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:35:53,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:35:53,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:53,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:53,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:53,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:53,038 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:53,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:53,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-18 18:35:53,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:53,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:53,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:53,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:53,068 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:35:53,069 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:35:53,080 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:53,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:53,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:53,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:53,092 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:53,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:53,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-18 18:35:53,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:53,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:35:53,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:53,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:53,111 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:53,112 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:35:53,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:35:53,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:53,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:53,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:53,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:53,137 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:53,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-18 18:35:53,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:53,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:53,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:53,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:53,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:53,160 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:35:53,160 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:35:53,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:53,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:53,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:53,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:53,196 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:53,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-18 18:35:53,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:53,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:53,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:53,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:53,217 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:53,224 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:35:53,224 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:35:53,240 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:53,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:53,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:53,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:53,249 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:53,261 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 [2022-11-18 18:35:53,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-18 18:35:53,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:53,277 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:35:53,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:53,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:53,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:53,278 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:35:53,278 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:35:53,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:53,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:53,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:53,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:53,305 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:53,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:53,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-18 18:35:53,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:53,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:53,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:53,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:53,340 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:35:53,340 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:35:53,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:53,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:53,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:53,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:53,363 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:53,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-18 18:35:53,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:53,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:53,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:53,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:53,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:53,393 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:35:53,394 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:35:53,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:53,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:53,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:53,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:53,416 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:53,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:53,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-18 18:35:53,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:53,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:53,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:53,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:53,451 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:35:53,451 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:35:53,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:53,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:53,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:53,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:53,478 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:53,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:53,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-18 18:35:53,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:53,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:53,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:53,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:53,511 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:35:53,511 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:35:53,529 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-18 18:35:53,577 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2022-11-18 18:35:53,577 INFO L444 ModelExtractionUtils]: 6 out of 22 variables were initially zero. Simplification set additionally 12 variables to zero. [2022-11-18 18:35:53,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:53,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:53,595 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:53,645 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-18 18:35:53,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-18 18:35:53,685 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-18 18:35:53,685 INFO L513 LassoAnalysis]: Proved termination. [2022-11-18 18:35:53,686 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc11#1.base)_1, ULTIMATE.start_main_~i~0#1) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc11#1.base)_1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [1*ULTIMATE.start_main_~nondetString~0#1.offset >= 0] [2022-11-18 18:35:53,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2022-11-18 18:35:53,754 INFO L156 tatePredicateManager]: 5 out of 7 supporting invariants were superfluous and have been removed [2022-11-18 18:35:53,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:35:53,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:53,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-18 18:35:53,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:35:53,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:53,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-18 18:35:53,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:35:53,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:35:53,989 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 [2022-11-18 18:35:53,992 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.5625) internal successors, (25), 16 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) 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) [2022-11-18 18:35:54,109 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.5625) internal successors, (25), 16 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). Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 36 states and 55 transitions. Complement of second has 8 states. [2022-11-18 18:35:54,112 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 [2022-11-18 18:35:54,119 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) [2022-11-18 18:35:54,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 36 transitions. [2022-11-18 18:35:54,122 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 36 transitions. Stem has 5 letters. Loop has 2 letters. [2022-11-18 18:35:54,123 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 18:35:54,123 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 36 transitions. Stem has 7 letters. Loop has 2 letters. [2022-11-18 18:35:54,123 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 18:35:54,124 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 36 transitions. Stem has 5 letters. Loop has 4 letters. [2022-11-18 18:35:54,124 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 18:35:54,125 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 55 transitions. [2022-11-18 18:35:54,132 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-18 18:35:54,138 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 13 states and 18 transitions. [2022-11-18 18:35:54,139 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-11-18 18:35:54,140 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-11-18 18:35:54,140 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 18 transitions. [2022-11-18 18:35:54,142 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:35:54,142 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 18 transitions. [2022-11-18 18:35:54,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 18 transitions. [2022-11-18 18:35:54,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2022-11-18 18:35:54,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:35:54,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 18 transitions. [2022-11-18 18:35:54,173 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 18 transitions. [2022-11-18 18:35:54,173 INFO L428 stractBuchiCegarLoop]: Abstraction has 13 states and 18 transitions. [2022-11-18 18:35:54,173 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-18 18:35:54,173 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 18 transitions. [2022-11-18 18:35:54,175 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-18 18:35:54,175 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 18:35:54,175 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 18:35:54,176 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:35:54,176 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 18:35:54,176 INFO L748 eck$LassoCheckResult]: Stem: 140#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 141#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet13#1, main_#t~post12#1, main_~i~0#1, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 143#L535 assume !(main_~length~0#1 < 1); 144#L535-2 assume !(main_~n~0#1 < 1); 142#L538-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 4294967296);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 136#L544-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 137#L544-4 call write~int(0, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrncpy } true;cstrncpy_#in~s1#1.base, cstrncpy_#in~s1#1.offset, cstrncpy_#in~s2#1.base, cstrncpy_#in~s2#1.offset, cstrncpy_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset, main_~n~0#1;havoc cstrncpy_#res#1.base, cstrncpy_#res#1.offset;havoc cstrncpy_#t~post2#1, cstrncpy_#t~post3#1.base, cstrncpy_#t~post3#1.offset, cstrncpy_#t~post4#1.base, cstrncpy_#t~post4#1.offset, cstrncpy_#t~mem5#1, cstrncpy_#t~post7#1.base, cstrncpy_#t~post7#1.offset, cstrncpy_#t~post6#1, cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset, cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset, cstrncpy_~n#1, cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset, cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset, cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset, cstrncpy_~n2~0#1;cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset := cstrncpy_#in~s1#1.base, cstrncpy_#in~s1#1.offset;cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset := cstrncpy_#in~s2#1.base, cstrncpy_#in~s2#1.offset;cstrncpy_~n#1 := cstrncpy_#in~n#1;cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset := cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset;cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset := cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset;havoc cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset;havoc cstrncpy_~n2~0#1; 145#L520-2 [2022-11-18 18:35:54,177 INFO L750 eck$LassoCheckResult]: Loop: 145#L520-2 assume !!(cstrncpy_~n#1 > 0);cstrncpy_#t~post2#1 := cstrncpy_~n#1;cstrncpy_~n#1 := cstrncpy_#t~post2#1 - 1;havoc cstrncpy_#t~post2#1;cstrncpy_#t~post3#1.base, cstrncpy_#t~post3#1.offset := cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset;cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset := cstrncpy_#t~post3#1.base, 1 + cstrncpy_#t~post3#1.offset;cstrncpy_#t~post4#1.base, cstrncpy_#t~post4#1.offset := cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset;cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset := cstrncpy_#t~post4#1.base, 1 + cstrncpy_#t~post4#1.offset;call cstrncpy_#t~mem5#1 := read~int(cstrncpy_#t~post4#1.base, cstrncpy_#t~post4#1.offset, 1);call write~int(cstrncpy_#t~mem5#1, cstrncpy_#t~post3#1.base, cstrncpy_#t~post3#1.offset, 1); 146#L522 assume !(0 == cstrncpy_#t~mem5#1);havoc cstrncpy_#t~post3#1.base, cstrncpy_#t~post3#1.offset;havoc cstrncpy_#t~post4#1.base, cstrncpy_#t~post4#1.offset;havoc cstrncpy_#t~mem5#1; 145#L520-2 [2022-11-18 18:35:54,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:35:54,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935662, now seen corresponding path program 1 times [2022-11-18 18:35:54,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:35:54,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675555279] [2022-11-18 18:35:54,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:35:54,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:35:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:35:54,234 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 18:35:54,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:35:54,271 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 18:35:54,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:35:54,274 INFO L85 PathProgramCache]: Analyzing trace with hash 2195, now seen corresponding path program 1 times [2022-11-18 18:35:54,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:35:54,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506103385] [2022-11-18 18:35:54,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:35:54,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:35:54,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:35:54,299 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 18:35:54,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:35:54,317 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 18:35:54,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:35:54,318 INFO L85 PathProgramCache]: Analyzing trace with hash 1298384832, now seen corresponding path program 1 times [2022-11-18 18:35:54,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:35:54,319 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186575843] [2022-11-18 18:35:54,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:35:54,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:35:54,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:35:54,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:54,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:35:54,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 18:35:54,902 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186575843] [2022-11-18 18:35:54,903 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186575843] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 18:35:54,903 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 18:35:54,903 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 18:35:54,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245633408] [2022-11-18 18:35:54,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 18:35:55,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 18:35:55,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 18:35:55,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-18 18:35:55,090 INFO L87 Difference]: Start difference. First operand 13 states and 18 transitions. cyclomatic complexity: 8 Second operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 7 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) [2022-11-18 18:35:55,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 18:35:55,194 INFO L93 Difference]: Finished difference Result 19 states and 24 transitions. [2022-11-18 18:35:55,194 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 24 transitions. [2022-11-18 18:35:55,195 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-11-18 18:35:55,196 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 19 states and 24 transitions. [2022-11-18 18:35:55,196 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2022-11-18 18:35:55,196 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2022-11-18 18:35:55,196 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 24 transitions. [2022-11-18 18:35:55,196 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:35:55,197 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 24 transitions. [2022-11-18 18:35:55,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 24 transitions. [2022-11-18 18:35:55,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 16. [2022-11-18 18:35:55,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.3125) internal successors, (21), 15 states have internal predecessors, (21), 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) [2022-11-18 18:35:55,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 21 transitions. [2022-11-18 18:35:55,199 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 21 transitions. [2022-11-18 18:35:55,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 18:35:55,200 INFO L428 stractBuchiCegarLoop]: Abstraction has 16 states and 21 transitions. [2022-11-18 18:35:55,201 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-18 18:35:55,201 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 21 transitions. [2022-11-18 18:35:55,201 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-18 18:35:55,202 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 18:35:55,202 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 18:35:55,202 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:35:55,202 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 18:35:55,203 INFO L748 eck$LassoCheckResult]: Stem: 192#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 193#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet13#1, main_#t~post12#1, main_~i~0#1, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 194#L535 assume !(main_~length~0#1 < 1); 195#L535-2 assume !(main_~n~0#1 < 1); 191#L538-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 4294967296);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 184#L544-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 185#L544-4 call write~int(0, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrncpy } true;cstrncpy_#in~s1#1.base, cstrncpy_#in~s1#1.offset, cstrncpy_#in~s2#1.base, cstrncpy_#in~s2#1.offset, cstrncpy_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset, main_~n~0#1;havoc cstrncpy_#res#1.base, cstrncpy_#res#1.offset;havoc cstrncpy_#t~post2#1, cstrncpy_#t~post3#1.base, cstrncpy_#t~post3#1.offset, cstrncpy_#t~post4#1.base, cstrncpy_#t~post4#1.offset, cstrncpy_#t~mem5#1, cstrncpy_#t~post7#1.base, cstrncpy_#t~post7#1.offset, cstrncpy_#t~post6#1, cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset, cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset, cstrncpy_~n#1, cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset, cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset, cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset, cstrncpy_~n2~0#1;cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset := cstrncpy_#in~s1#1.base, cstrncpy_#in~s1#1.offset;cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset := cstrncpy_#in~s2#1.base, cstrncpy_#in~s2#1.offset;cstrncpy_~n#1 := cstrncpy_#in~n#1;cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset := cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset;cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset := cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset;havoc cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset;havoc cstrncpy_~n2~0#1; 199#L520-2 assume !!(cstrncpy_~n#1 > 0);cstrncpy_#t~post2#1 := cstrncpy_~n#1;cstrncpy_~n#1 := cstrncpy_#t~post2#1 - 1;havoc cstrncpy_#t~post2#1;cstrncpy_#t~post3#1.base, cstrncpy_#t~post3#1.offset := cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset;cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset := cstrncpy_#t~post3#1.base, 1 + cstrncpy_#t~post3#1.offset;cstrncpy_#t~post4#1.base, cstrncpy_#t~post4#1.offset := cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset;cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset := cstrncpy_#t~post4#1.base, 1 + cstrncpy_#t~post4#1.offset;call cstrncpy_#t~mem5#1 := read~int(cstrncpy_#t~post4#1.base, cstrncpy_#t~post4#1.offset, 1);call write~int(cstrncpy_#t~mem5#1, cstrncpy_#t~post3#1.base, cstrncpy_#t~post3#1.offset, 1); 198#L522 assume 0 == cstrncpy_#t~mem5#1;havoc cstrncpy_#t~post3#1.base, cstrncpy_#t~post3#1.offset;havoc cstrncpy_#t~post4#1.base, cstrncpy_#t~post4#1.offset;havoc cstrncpy_#t~mem5#1;cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset := cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset;cstrncpy_~n2~0#1 := cstrncpy_~n#1; 190#L525-3 [2022-11-18 18:35:55,203 INFO L750 eck$LassoCheckResult]: Loop: 190#L525-3 cstrncpy_#t~post6#1 := cstrncpy_~n2~0#1;cstrncpy_~n2~0#1 := cstrncpy_#t~post6#1 - 1; 189#L525-1 assume !!(0 != cstrncpy_#t~post6#1);havoc cstrncpy_#t~post6#1;cstrncpy_#t~post7#1.base, cstrncpy_#t~post7#1.offset := cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset;cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset := cstrncpy_#t~post7#1.base, 1 + cstrncpy_#t~post7#1.offset;call write~int(0, cstrncpy_#t~post7#1.base, cstrncpy_#t~post7#1.offset, 1);havoc cstrncpy_#t~post7#1.base, cstrncpy_#t~post7#1.offset; 190#L525-3 [2022-11-18 18:35:55,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:35:55,204 INFO L85 PathProgramCache]: Analyzing trace with hash 1298384817, now seen corresponding path program 1 times [2022-11-18 18:35:55,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:35:55,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794162925] [2022-11-18 18:35:55,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:35:55,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:35:55,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:35:55,258 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 18:35:55,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:35:55,292 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 18:35:55,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:35:55,294 INFO L85 PathProgramCache]: Analyzing trace with hash 2438, now seen corresponding path program 1 times [2022-11-18 18:35:55,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:35:55,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41772957] [2022-11-18 18:35:55,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:35:55,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:35:55,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:35:55,309 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 18:35:55,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:35:55,314 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 18:35:55,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:35:55,321 INFO L85 PathProgramCache]: Analyzing trace with hash -2087672522, now seen corresponding path program 1 times [2022-11-18 18:35:55,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:35:55,322 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320267975] [2022-11-18 18:35:55,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:35:55,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:35:55,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:35:55,375 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 18:35:55,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:35:55,393 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 18:35:56,961 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 18:35:56,961 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 18:35:56,961 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 18:35:56,961 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 18:35:56,961 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 18:35:56,962 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:56,962 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 18:35:56,962 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 18:35:56,962 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrncpy-alloca-2.i_Iteration3_Lasso [2022-11-18 18:35:56,962 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 18:35:56,962 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 18:35:56,969 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:56,974 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,103 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,107 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,109 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,113 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,116 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,119 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,122 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,125 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,128 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,131 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,134 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,137 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,140 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,144 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,147 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,149 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,153 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,157 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,160 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,163 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,166 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:58,169 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:35:59,485 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 18:35:59,486 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 18:35:59,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:59,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:59,487 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:59,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:59,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-18 18:35:59,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:59,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:35:59,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:59,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:59,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:59,519 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:35:59,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:35:59,528 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:59,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:59,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:59,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:59,539 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:59,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:59,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-18 18:35:59,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:59,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:59,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:59,558 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:59,560 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:35:59,560 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:35:59,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:59,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:59,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:59,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:59,582 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:59,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:59,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-18 18:35:59,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:59,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:59,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:59,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:59,603 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:35:59,603 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:35:59,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:59,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:59,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:59,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:59,629 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:59,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:59,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-18 18:35:59,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:59,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:59,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:59,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:59,667 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:35:59,667 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:35:59,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:59,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:59,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:59,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:59,706 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:59,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:59,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-18 18:35:59,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:59,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:59,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:35:59,725 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:59,727 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:35:59,727 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:35:59,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:35:59,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-18 18:35:59,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:35:59,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:35:59,754 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:35:59,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:35:59,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-18 18:35:59,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:35:59,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:35:59,774 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-18 18:35:59,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:35:59,833 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-18 18:35:59,833 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-18 18:35:59,992 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-18 18:36:00,332 INFO L443 ModelExtractionUtils]: Simplification made 22 calls to the SMT solver. [2022-11-18 18:36:00,332 INFO L444 ModelExtractionUtils]: 57 out of 111 variables were initially zero. Simplification set additionally 51 variables to zero. [2022-11-18 18:36:00,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:00,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:00,336 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:00,342 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-18 18:36:00,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-18 18:36:00,375 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2022-11-18 18:36:00,375 INFO L513 LassoAnalysis]: Proved termination. [2022-11-18 18:36:00,375 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrncpy_~n2~0#1) = 1*ULTIMATE.start_cstrncpy_~n2~0#1 Supporting invariants [1*ULTIMATE.start_cstrncpy_~n2~0#1 >= 0] [2022-11-18 18:36:00,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-18 18:36:00,490 INFO L156 tatePredicateManager]: 19 out of 20 supporting invariants were superfluous and have been removed [2022-11-18 18:36:00,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:36:00,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:00,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-18 18:36:00,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:36:00,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:00,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-18 18:36:00,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:36:00,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:36:00,624 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 [2022-11-18 18:36:00,625 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states and 21 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:36:00,674 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states and 21 transitions. cyclomatic complexity: 8. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 20 states and 25 transitions. Complement of second has 5 states. [2022-11-18 18:36:00,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 0 non-accepting loop states 2 accepting loop states [2022-11-18 18:36:00,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:36:00,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 16 transitions. [2022-11-18 18:36:00,676 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 16 transitions. Stem has 9 letters. Loop has 2 letters. [2022-11-18 18:36:00,676 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 18:36:00,676 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-18 18:36:00,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:36:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:00,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-18 18:36:00,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:36:00,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:00,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-18 18:36:00,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:36:00,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:36:00,839 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 2 loop predicates [2022-11-18 18:36:00,839 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states and 21 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:36:00,893 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states and 21 transitions. cyclomatic complexity: 8. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 19 states and 25 transitions. Complement of second has 5 states. [2022-11-18 18:36:00,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-18 18:36:00,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:36:00,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 17 transitions. [2022-11-18 18:36:00,902 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 9 letters. Loop has 2 letters. [2022-11-18 18:36:00,903 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 18:36:00,903 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 11 letters. Loop has 2 letters. [2022-11-18 18:36:00,903 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 18:36:00,903 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 9 letters. Loop has 4 letters. [2022-11-18 18:36:00,903 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 18:36:00,903 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 25 transitions. [2022-11-18 18:36:00,907 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-18 18:36:00,907 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 12 states and 15 transitions. [2022-11-18 18:36:00,907 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-11-18 18:36:00,908 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-11-18 18:36:00,908 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 15 transitions. [2022-11-18 18:36:00,908 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:36:00,908 INFO L218 hiAutomatonCegarLoop]: Abstraction has 12 states and 15 transitions. [2022-11-18 18:36:00,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 15 transitions. [2022-11-18 18:36:00,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 11. [2022-11-18 18:36:00,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 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) [2022-11-18 18:36:00,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 14 transitions. [2022-11-18 18:36:00,910 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11 states and 14 transitions. [2022-11-18 18:36:00,910 INFO L428 stractBuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2022-11-18 18:36:00,911 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-18 18:36:00,911 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 14 transitions. [2022-11-18 18:36:00,911 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-18 18:36:00,911 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 18:36:00,911 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 18:36:00,912 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 18:36:00,912 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 18:36:00,913 INFO L748 eck$LassoCheckResult]: Stem: 427#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 428#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~nondet9#1, main_#t~malloc10#1.base, main_#t~malloc10#1.offset, main_#t~malloc11#1.base, main_#t~malloc11#1.offset, main_#t~nondet13#1, main_#t~post12#1, main_~i~0#1, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~0#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 430#L535 assume !(main_~length~0#1 < 1); 431#L535-2 assume !(main_~n~0#1 < 1); 429#L538-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 4294967296);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc10#1.base, main_#t~malloc10#1.offset;call main_#t~malloc11#1.base, main_#t~malloc11#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 423#L544-3 assume !!(main_~i~0#1 < main_~length~0#1 - 1);call write~int(main_#t~nondet13#1, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 424#L544-2 main_#t~post12#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 425#L544-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 426#L544-4 call write~int(0, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrncpy } true;cstrncpy_#in~s1#1.base, cstrncpy_#in~s1#1.offset, cstrncpy_#in~s2#1.base, cstrncpy_#in~s2#1.offset, cstrncpy_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset, main_~n~0#1;havoc cstrncpy_#res#1.base, cstrncpy_#res#1.offset;havoc cstrncpy_#t~post2#1, cstrncpy_#t~post3#1.base, cstrncpy_#t~post3#1.offset, cstrncpy_#t~post4#1.base, cstrncpy_#t~post4#1.offset, cstrncpy_#t~mem5#1, cstrncpy_#t~post7#1.base, cstrncpy_#t~post7#1.offset, cstrncpy_#t~post6#1, cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset, cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset, cstrncpy_~n#1, cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset, cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset, cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset, cstrncpy_~n2~0#1;cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset := cstrncpy_#in~s1#1.base, cstrncpy_#in~s1#1.offset;cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset := cstrncpy_#in~s2#1.base, cstrncpy_#in~s2#1.offset;cstrncpy_~n#1 := cstrncpy_#in~n#1;cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset := cstrncpy_~s1#1.base, cstrncpy_~s1#1.offset;cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset := cstrncpy_~s2#1.base, cstrncpy_~s2#1.offset;havoc cstrncpy_~us~0#1.base, cstrncpy_~us~0#1.offset;havoc cstrncpy_~n2~0#1; 432#L520-2 [2022-11-18 18:36:00,913 INFO L750 eck$LassoCheckResult]: Loop: 432#L520-2 assume !!(cstrncpy_~n#1 > 0);cstrncpy_#t~post2#1 := cstrncpy_~n#1;cstrncpy_~n#1 := cstrncpy_#t~post2#1 - 1;havoc cstrncpy_#t~post2#1;cstrncpy_#t~post3#1.base, cstrncpy_#t~post3#1.offset := cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset;cstrncpy_~dst~0#1.base, cstrncpy_~dst~0#1.offset := cstrncpy_#t~post3#1.base, 1 + cstrncpy_#t~post3#1.offset;cstrncpy_#t~post4#1.base, cstrncpy_#t~post4#1.offset := cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset;cstrncpy_~src~0#1.base, cstrncpy_~src~0#1.offset := cstrncpy_#t~post4#1.base, 1 + cstrncpy_#t~post4#1.offset;call cstrncpy_#t~mem5#1 := read~int(cstrncpy_#t~post4#1.base, cstrncpy_#t~post4#1.offset, 1);call write~int(cstrncpy_#t~mem5#1, cstrncpy_#t~post3#1.base, cstrncpy_#t~post3#1.offset, 1); 433#L522 assume !(0 == cstrncpy_#t~mem5#1);havoc cstrncpy_#t~post3#1.base, cstrncpy_#t~post3#1.offset;havoc cstrncpy_#t~post4#1.base, cstrncpy_#t~post4#1.offset;havoc cstrncpy_#t~mem5#1; 432#L520-2 [2022-11-18 18:36:00,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:36:00,913 INFO L85 PathProgramCache]: Analyzing trace with hash 1298440016, now seen corresponding path program 1 times [2022-11-18 18:36:00,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:36:00,914 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216901811] [2022-11-18 18:36:00,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:36:00,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:36:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:36:00,955 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 18:36:00,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-18 18:36:00,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:36:00,968 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 18:36:00,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:36:00,969 INFO L85 PathProgramCache]: Analyzing trace with hash 2195, now seen corresponding path program 2 times [2022-11-18 18:36:00,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:36:00,969 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084444156] [2022-11-18 18:36:00,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:36:00,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:36:00,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:36:00,975 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 18:36:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:36:00,980 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 18:36:00,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:36:00,981 INFO L85 PathProgramCache]: Analyzing trace with hash -2034626526, now seen corresponding path program 1 times [2022-11-18 18:36:00,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 18:36:00,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414346257] [2022-11-18 18:36:00,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 18:36:00,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 18:36:00,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:36:00,998 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 18:36:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 18:36:01,012 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 18:36:02,226 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 18:36:02,226 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 18:36:02,227 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 18:36:02,227 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 18:36:02,227 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 18:36:02,227 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:02,227 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 18:36:02,227 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 18:36:02,227 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrncpy-alloca-2.i_Iteration4_Lasso [2022-11-18 18:36:02,227 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 18:36:02,227 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 18:36:02,232 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:02,235 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:02,238 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:02,241 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:02,244 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:02,246 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:02,249 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:02,253 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:02,255 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:02,258 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:02,261 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:02,264 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:02,267 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:02,269 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:02,273 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:03,321 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:03,325 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:03,328 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:03,331 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:03,335 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:03,337 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:03,340 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:03,343 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:03,346 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:03,351 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:03,354 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:03,359 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:03,367 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 18:36:04,312 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 18:36:04,312 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 18:36:04,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:04,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:04,313 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:04,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-18 18:36:04,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:36:04,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:36:04,342 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:36:04,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:36:04,342 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:36:04,342 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:36:04,345 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:36:04,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:36:04,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:36:04,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-18 18:36:04,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:04,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:04,355 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:04,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:36:04,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-18 18:36:04,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:36:04,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:36:04,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:36:04,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:36:04,373 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:36:04,373 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:36:04,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:36:04,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-18 18:36:04,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:04,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:04,396 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:04,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-18 18:36:04,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:36:04,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:36:04,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:36:04,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:36:04,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:36:04,411 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:36:04,411 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:36:04,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:36:04,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:36:04,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-11-18 18:36:04,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:04,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:04,417 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:04,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-18 18:36:04,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:36:04,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:36:04,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:36:04,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:36:04,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:36:04,435 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:36:04,435 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:36:04,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:36:04,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-11-18 18:36:04,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:04,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:04,444 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:04,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-18 18:36:04,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:36:04,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:36:04,459 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:36:04,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:36:04,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:36:04,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:36:04,460 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:36:04,461 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:36:04,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:36:04,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-18 18:36:04,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:04,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:04,493 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:04,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:36:04,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-18 18:36:04,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:36:04,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:36:04,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:36:04,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:36:04,520 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:36:04,520 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:36:04,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:36:04,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:36:04,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-18 18:36:04,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:04,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:04,546 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:04,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:36:04,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-18 18:36:04,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:36:04,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:36:04,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:36:04,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:36:04,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:36:04,568 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:36:04,568 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:36:04,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:36:04,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-11-18 18:36:04,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:04,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:04,584 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:04,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-18 18:36:04,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:36:04,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:36:04,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:36:04,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:36:04,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:36:04,600 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:36:04,601 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:36:04,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:36:04,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:36:04,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-18 18:36:04,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:04,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:04,608 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:04,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-18 18:36:04,611 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 [2022-11-18 18:36:04,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:36:04,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:36:04,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:36:04,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:36:04,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:36:04,624 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:36:04,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:36:04,642 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:36:04,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-11-18 18:36:04,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:04,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:04,646 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:04,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-18 18:36:04,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:36:04,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:36:04,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:36:04,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:36:04,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:36:04,663 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:36:04,663 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:36:04,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:36:04,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-18 18:36:04,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:04,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:04,713 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:04,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:36:04,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-18 18:36:04,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:36:04,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:36:04,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:36:04,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:36:04,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:36:04,739 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:36:04,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:36:04,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:36:04,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-18 18:36:04,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:04,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:04,766 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:04,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:36:04,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-18 18:36:04,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:36:04,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:36:04,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:36:04,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:36:04,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:36:04,788 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:36:04,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:36:04,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:36:04,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-18 18:36:04,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:04,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:04,816 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:04,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:36:04,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-18 18:36:04,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:36:04,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:36:04,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:36:04,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:36:04,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:36:04,839 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:36:04,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:36:04,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:36:04,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-11-18 18:36:04,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:04,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:04,846 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:04,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-18 18:36:04,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:36:04,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:36:04,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 18:36:04,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:36:04,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:36:04,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:36:04,862 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 18:36:04,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 18:36:04,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:36:04,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-18 18:36:04,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:04,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:04,876 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:04,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:36:04,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-18 18:36:04,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:36:04,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:36:04,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:36:04,900 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:36:04,912 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:36:04,912 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:36:04,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:36:04,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-18 18:36:04,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:04,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:04,940 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:04,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:36:04,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-18 18:36:04,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:36:04,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:36:04,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:36:04,963 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:36:04,967 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:36:04,967 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:36:04,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:36:04,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-18 18:36:04,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:04,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:04,996 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:05,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:36:05,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-18 18:36:05,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:36:05,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:36:05,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:36:05,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:36:05,020 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:36:05,020 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:36:05,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:36:05,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-18 18:36:05,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:05,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:05,044 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:05,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:36:05,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-18 18:36:05,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:36:05,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:36:05,065 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-18 18:36:05,065 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:36:05,075 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-18 18:36:05,076 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-18 18:36:05,100 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:36:05,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-18 18:36:05,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:05,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:05,106 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:05,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:36:05,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-18 18:36:05,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:36:05,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:36:05,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:36:05,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:36:05,136 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:36:05,137 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:36:05,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 18:36:05,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-11-18 18:36:05,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:05,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:05,160 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:05,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-18 18:36:05,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 18:36:05,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 18:36:05,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 18:36:05,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 18:36:05,176 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 18:36:05,186 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 18:36:05,187 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 18:36:05,213 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-18 18:36:05,266 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2022-11-18 18:36:05,266 INFO L444 ModelExtractionUtils]: 10 out of 34 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-11-18 18:36:05,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 18:36:05,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:36:05,271 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 18:36:05,281 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-18 18:36:05,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-18 18:36:05,305 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-18 18:36:05,306 INFO L513 LassoAnalysis]: Proved termination. [2022-11-18 18:36:05,306 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrncpy_~n#1) = 1*ULTIMATE.start_cstrncpy_~n#1 Supporting invariants [] [2022-11-18 18:36:05,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-18 18:36:05,401 INFO L156 tatePredicateManager]: 16 out of 16 supporting invariants were superfluous and have been removed [2022-11-18 18:36:05,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 18:36:05,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:05,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 18:36:05,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:36:05,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 18:36:05,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-18 18:36:05,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 18:36:05,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 18:36:05,507 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 [2022-11-18 18:36:05,507 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:36:05,514 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 13 states and 16 transitions. Complement of second has 4 states. [2022-11-18 18:36:05,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-18 18:36:05,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 18:36:05,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 14 transitions. [2022-11-18 18:36:05,518 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 9 letters. Loop has 2 letters. [2022-11-18 18:36:05,519 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 18:36:05,519 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 11 letters. Loop has 2 letters. [2022-11-18 18:36:05,519 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 18:36:05,519 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 9 letters. Loop has 4 letters. [2022-11-18 18:36:05,520 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 18:36:05,520 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2022-11-18 18:36:05,521 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-18 18:36:05,521 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 0 states and 0 transitions. [2022-11-18 18:36:05,522 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-18 18:36:05,522 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-18 18:36:05,522 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-18 18:36:05,522 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 18:36:05,522 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 18:36:05,522 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 18:36:05,523 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 18:36:05,523 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-18 18:36:05,523 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-18 18:36:05,523 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-18 18:36:05,523 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-18 18:36:05,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 06:36:05 BoogieIcfgContainer [2022-11-18 18:36:05,532 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-18 18:36:05,532 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 18:36:05,533 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 18:36:05,533 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 18:36:05,533 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:35:50" (3/4) ... [2022-11-18 18:36:05,537 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-18 18:36:05,537 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 18:36:05,538 INFO L158 Benchmark]: Toolchain (without parser) took 16540.16ms. Allocated memory was 98.6MB in the beginning and 182.5MB in the end (delta: 83.9MB). Free memory was 64.8MB in the beginning and 59.7MB in the end (delta: 5.1MB). Peak memory consumption was 88.4MB. Max. memory is 16.1GB. [2022-11-18 18:36:05,538 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 98.6MB. Free memory was 52.6MB in the beginning and 52.5MB in the end (delta: 45.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:36:05,539 INFO L158 Benchmark]: CACSL2BoogieTranslator took 680.14ms. Allocated memory is still 98.6MB. Free memory was 64.6MB in the beginning and 67.9MB in the end (delta: -3.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 18:36:05,540 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.48ms. Allocated memory is still 98.6MB. Free memory was 67.9MB in the beginning and 66.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 18:36:05,540 INFO L158 Benchmark]: Boogie Preprocessor took 45.34ms. Allocated memory is still 98.6MB. Free memory was 66.0MB in the beginning and 64.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 18:36:05,540 INFO L158 Benchmark]: RCFGBuilder took 544.41ms. Allocated memory is still 98.6MB. Free memory was 64.5MB in the beginning and 52.4MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-18 18:36:05,541 INFO L158 Benchmark]: BuchiAutomizer took 15178.85ms. Allocated memory was 98.6MB in the beginning and 182.5MB in the end (delta: 83.9MB). Free memory was 52.4MB in the beginning and 59.7MB in the end (delta: -7.3MB). Peak memory consumption was 78.5MB. Max. memory is 16.1GB. [2022-11-18 18:36:05,541 INFO L158 Benchmark]: Witness Printer took 4.51ms. Allocated memory is still 182.5MB. Free memory is still 59.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:36:05,544 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 98.6MB. Free memory was 52.6MB in the beginning and 52.5MB in the end (delta: 45.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 680.14ms. Allocated memory is still 98.6MB. Free memory was 64.6MB in the beginning and 67.9MB in the end (delta: -3.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.48ms. Allocated memory is still 98.6MB. Free memory was 67.9MB in the beginning and 66.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.34ms. Allocated memory is still 98.6MB. Free memory was 66.0MB in the beginning and 64.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 544.41ms. Allocated memory is still 98.6MB. Free memory was 64.5MB in the beginning and 52.4MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 15178.85ms. Allocated memory was 98.6MB in the beginning and 182.5MB in the end (delta: 83.9MB). Free memory was 52.4MB in the beginning and 59.7MB in the end (delta: -7.3MB). Peak memory consumption was 78.5MB. Max. memory is 16.1GB. * Witness Printer took 4.51ms. Allocated memory is still 182.5MB. Free memory is still 59.7MB. There was no memory consumed. 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 4 terminating modules (1 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * i + unknown-#length-unknown[__builtin_alloca (length * sizeof(char))] and consists of 5 locations. One deterministic module has affine ranking function n2 and consists of 4 locations. One deterministic module has affine ranking function n and consists of 3 locations. 1 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 15.1s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 13.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.8s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 4 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 [2, 1, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 87 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 86 mSDsluCounter, 127 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 66 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 68 IncrementalHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 61 mSDtfsCounter, 68 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital206 mio100 ax109 hnf100 lsp86 ukn92 mio100 lsp45 div160 bol100 ite100 ukn100 eq165 hnf91 smp76 dnf109 smp100 tf100 neg99 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 622ms VariablesStem: 25 VariablesLoop: 14 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 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! [2022-11-18 18:36:05,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-18 18:36:05,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1f090b9-2458-4557-83a0-e5a335a67533/bin/uautomizer-TMbwUNV5ro/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