./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrlcpy-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/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_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrlcpy-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/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_0e02dd73-4eca-463f-b695-74c03224cd70/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 a775ba6b744ab5ffb556747687a592ac2a696b9fe34bb3e21dc1471ba5c99e1a --- 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 20:58:14,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:58:14,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:58:14,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:58:14,952 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:58:14,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:58:14,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:58:14,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:58:14,975 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:58:14,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:58:14,980 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:58:14,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:58:14,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:58:14,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:58:14,991 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:58:14,994 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:58:14,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:58:15,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:58:15,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:58:15,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:58:15,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:58:15,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:58:15,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:58:15,021 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:58:15,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:58:15,033 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:58:15,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:58:15,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:58:15,037 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:58:15,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:58:15,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:58:15,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:58:15,043 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:58:15,044 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:58:15,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:58:15,047 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:58:15,048 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:58:15,049 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:58:15,049 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:58:15,050 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:58:15,051 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:58:15,052 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-18 20:58:15,104 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:58:15,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:58:15,105 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:58:15,105 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:58:15,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:58:15,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:58:15,107 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:58:15,108 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-18 20:58:15,108 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-18 20:58:15,108 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-18 20:58:15,110 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-18 20:58:15,110 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-18 20:58:15,110 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-18 20:58:15,111 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:58:15,111 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 20:58:15,111 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:58:15,111 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:58:15,112 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 20:58:15,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:58:15,112 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-18 20:58:15,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-18 20:58:15,113 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-18 20:58:15,113 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 20:58:15,113 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:58:15,114 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-18 20:58:15,115 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:58:15,115 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-18 20:58:15,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:58:15,116 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:58:15,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:58:15,116 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:58:15,118 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-18 20:58:15,118 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_0e02dd73-4eca-463f-b695-74c03224cd70/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a775ba6b744ab5ffb556747687a592ac2a696b9fe34bb3e21dc1471ba5c99e1a [2022-11-18 20:58:15,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:58:15,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:58:15,475 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:58:15,477 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:58:15,478 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:58:15,479 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/array-memsafety/openbsd_cstrlcpy-alloca-1.i [2022-11-18 20:58:15,564 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/data/5b42248fd/24e7dc7b583946dfb0ef551496593ee0/FLAG6d81a56b3 [2022-11-18 20:58:16,226 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:58:16,234 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/sv-benchmarks/c/array-memsafety/openbsd_cstrlcpy-alloca-1.i [2022-11-18 20:58:16,261 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/data/5b42248fd/24e7dc7b583946dfb0ef551496593ee0/FLAG6d81a56b3 [2022-11-18 20:58:16,495 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/data/5b42248fd/24e7dc7b583946dfb0ef551496593ee0 [2022-11-18 20:58:16,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:58:16,504 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:58:16,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:58:16,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:58:16,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:58:16,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:58:16" (1/1) ... [2022-11-18 20:58:16,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fa5378d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:58:16, skipping insertion in model container [2022-11-18 20:58:16,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:58:16" (1/1) ... [2022-11-18 20:58:16,525 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:58:16,595 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:58:17,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:58:17,148 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:58:17,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:58:17,256 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:58:17,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:58:17 WrapperNode [2022-11-18 20:58:17,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:58:17,260 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:58:17,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:58:17,260 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:58:17,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:58:17" (1/1) ... [2022-11-18 20:58:17,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:58:17" (1/1) ... [2022-11-18 20:58:17,322 INFO L138 Inliner]: procedures = 117, calls = 17, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 97 [2022-11-18 20:58:17,322 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:58:17,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:58:17,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:58:17,324 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:58:17,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:58:17" (1/1) ... [2022-11-18 20:58:17,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:58:17" (1/1) ... [2022-11-18 20:58:17,339 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:58:17" (1/1) ... [2022-11-18 20:58:17,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:58:17" (1/1) ... [2022-11-18 20:58:17,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:58:17" (1/1) ... [2022-11-18 20:58:17,351 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:58:17" (1/1) ... [2022-11-18 20:58:17,352 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:58:17" (1/1) ... [2022-11-18 20:58:17,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:58:17" (1/1) ... [2022-11-18 20:58:17,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:58:17,358 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:58:17,358 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:58:17,358 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:58:17,359 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:58:17" (1/1) ... [2022-11-18 20:58:17,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:17,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:17,400 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:17,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-18 20:58:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 20:58:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 20:58:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 20:58:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 20:58:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:58:17,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:58:17,581 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:58:17,583 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:58:17,940 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:58:17,952 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:58:17,952 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-18 20:58:17,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:58:17 BoogieIcfgContainer [2022-11-18 20:58:17,954 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:58:17,955 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-18 20:58:17,956 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-18 20:58:17,961 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-18 20:58:17,962 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 20:58:17,963 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 08:58:16" (1/3) ... [2022-11-18 20:58:17,964 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6d8fe1e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 08:58:17, skipping insertion in model container [2022-11-18 20:58:17,964 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 20:58:17,965 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:58:17" (2/3) ... [2022-11-18 20:58:17,965 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6d8fe1e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 08:58:17, skipping insertion in model container [2022-11-18 20:58:17,965 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 20:58:17,966 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:58:17" (3/3) ... [2022-11-18 20:58:17,967 INFO L332 chiAutomizerObserver]: Analyzing ICFG openbsd_cstrlcpy-alloca-1.i [2022-11-18 20:58:18,035 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-18 20:58:18,036 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-18 20:58:18,036 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-18 20:58:18,036 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-18 20:58:18,036 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-18 20:58:18,036 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-18 20:58:18,036 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-18 20:58:18,037 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-18 20:58:18,042 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 23 states have (on average 1.608695652173913) internal successors, (37), 23 states have internal predecessors, (37), 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 20:58:18,067 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 9 [2022-11-18 20:58:18,067 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:58:18,068 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:58:18,075 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-18 20:58:18,075 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 20:58:18,075 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-18 20:58:18,076 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 23 states have (on average 1.608695652173913) internal successors, (37), 23 states have internal predecessors, (37), 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 20:58:18,082 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 9 [2022-11-18 20:58:18,083 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:58:18,083 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:58:18,083 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-18 20:58:18,083 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 20:58:18,093 INFO L748 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 13#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~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 21#L536true assume !(main_~length~0#1 < 1); 7#L536-2true assume !(main_~n~1#1 < 1); 8#L539-1true call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#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_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 4#L545-3true [2022-11-18 20:58:18,094 INFO L750 eck$LassoCheckResult]: Loop: 4#L545-3true assume !!(main_~i~0#1 < main_~length~0#1 - 1);call write~int(main_#t~nondet13#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 10#L545-2true main_#t~post12#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 4#L545-3true [2022-11-18 20:58:18,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:18,102 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2022-11-18 20:58:18,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:18,115 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688044047] [2022-11-18 20:58:18,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:18,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:18,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:18,246 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:58:18,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:18,291 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:58:18,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:18,295 INFO L85 PathProgramCache]: Analyzing trace with hash 1699, now seen corresponding path program 1 times [2022-11-18 20:58:18,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:18,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308846329] [2022-11-18 20:58:18,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:18,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:18,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:18,310 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:58:18,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:18,322 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:58:18,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:18,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935720, now seen corresponding path program 1 times [2022-11-18 20:58:18,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:18,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635305686] [2022-11-18 20:58:18,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:18,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:18,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:18,381 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:58:18,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:18,411 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:58:19,091 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 20:58:19,092 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 20:58:19,092 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 20:58:19,092 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 20:58:19,092 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 20:58:19,093 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:19,094 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 20:58:19,094 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 20:58:19,094 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrlcpy-alloca-1.i_Iteration1_Lasso [2022-11-18 20:58:19,094 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 20:58:19,095 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 20:58:19,131 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 20:58:19,144 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 20:58:19,487 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 20:58:19,491 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 20:58:19,494 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 20:58:19,501 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 20:58:19,506 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 20:58:19,511 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 20:58:19,514 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 20:58:19,519 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 20:58:19,523 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 20:58:19,528 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 20:58:19,535 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 20:58:19,539 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 20:58:19,545 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 20:58:20,124 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 20:58:20,130 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 20:58:20,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:20,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:20,139 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:20,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:20,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-18 20:58:20,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:20,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:20,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:20,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:20,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:20,170 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:20,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:20,182 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:20,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:20,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:20,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:20,201 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:20,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-18 20:58:20,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:20,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:20,228 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:20,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:20,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:20,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:20,231 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:20,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:20,241 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:20,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:20,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:20,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:20,249 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:20,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:58:20,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-18 20:58:20,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:20,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:20,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:20,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:20,307 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:20,307 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:20,330 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-18 20:58:20,379 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2022-11-18 20:58:20,379 INFO L444 ModelExtractionUtils]: 4 out of 22 variables were initially zero. Simplification set additionally 14 variables to zero. [2022-11-18 20:58:20,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:20,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:20,407 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:20,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-18 20:58:20,476 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-18 20:58:20,509 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-18 20:58:20,510 INFO L513 LassoAnalysis]: Proved termination. [2022-11-18 20:58:20,511 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_~nondetString2~0#1.offset >= 0] [2022-11-18 20:58:20,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:20,561 INFO L156 tatePredicateManager]: 5 out of 7 supporting invariants were superfluous and have been removed [2022-11-18 20:58:20,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:20,650 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:20,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:58:20,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-18 20:58:20,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:58:20,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:58:20,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-18 20:58:20,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:58:20,770 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 20:58:20,833 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 20:58:20,836 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 24 states, 23 states have (on average 1.608695652173913) internal successors, (37), 23 states have internal predecessors, (37), 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 20:58:20,989 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 24 states, 23 states have (on average 1.608695652173913) internal successors, (37), 23 states have internal predecessors, (37), 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 57 states and 90 transitions. Complement of second has 8 states. [2022-11-18 20:58:20,992 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 20:58:21,000 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 20:58:21,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 60 transitions. [2022-11-18 20:58:21,004 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 60 transitions. Stem has 5 letters. Loop has 2 letters. [2022-11-18 20:58:21,005 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:58:21,006 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 60 transitions. Stem has 7 letters. Loop has 2 letters. [2022-11-18 20:58:21,006 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:58:21,006 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 60 transitions. Stem has 5 letters. Loop has 4 letters. [2022-11-18 20:58:21,007 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:58:21,008 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 90 transitions. [2022-11-18 20:58:21,022 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2022-11-18 20:58:21,029 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 20 states and 29 transitions. [2022-11-18 20:58:21,030 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-11-18 20:58:21,031 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2022-11-18 20:58:21,032 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 29 transitions. [2022-11-18 20:58:21,032 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:58:21,032 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 29 transitions. [2022-11-18 20:58:21,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 29 transitions. [2022-11-18 20:58:21,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2022-11-18 20:58:21,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.45) internal successors, (29), 19 states have internal predecessors, (29), 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 20:58:21,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 29 transitions. [2022-11-18 20:58:21,069 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 29 transitions. [2022-11-18 20:58:21,069 INFO L428 stractBuchiCegarLoop]: Abstraction has 20 states and 29 transitions. [2022-11-18 20:58:21,069 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-18 20:58:21,072 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 29 transitions. [2022-11-18 20:58:21,074 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2022-11-18 20:58:21,075 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:58:21,075 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:58:21,076 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:58:21,076 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 20:58:21,076 INFO L748 eck$LassoCheckResult]: Stem: 166#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 167#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~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 178#L536 assume !(main_~length~0#1 < 1); 170#L536-2 assume !(main_~n~1#1 < 1); 171#L539-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#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_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 162#L545-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 163#L545-4 main_~i~1#1 := 0; 174#L550-3 [2022-11-18 20:58:21,077 INFO L750 eck$LassoCheckResult]: Loop: 174#L550-3 assume !!(main_~i~1#1 < main_~n~1#1 - 1);call write~int(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet15#1; 175#L550-2 main_#t~post14#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 174#L550-3 [2022-11-18 20:58:21,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:21,083 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935662, now seen corresponding path program 1 times [2022-11-18 20:58:21,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:21,084 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47439222] [2022-11-18 20:58:21,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:21,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:21,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:21,118 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:58:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:21,133 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:58:21,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:21,134 INFO L85 PathProgramCache]: Analyzing trace with hash 2147, now seen corresponding path program 1 times [2022-11-18 20:58:21,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:21,135 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129369016] [2022-11-18 20:58:21,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:21,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:21,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:21,143 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:58:21,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:21,150 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:58:21,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:21,151 INFO L85 PathProgramCache]: Analyzing trace with hash 1298384784, now seen corresponding path program 1 times [2022-11-18 20:58:21,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:21,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649998639] [2022-11-18 20:58:21,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:21,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:21,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:21,179 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:58:21,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:21,201 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:58:21,712 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 20:58:21,712 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 20:58:21,712 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 20:58:21,712 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 20:58:21,712 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 20:58:21,712 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:21,712 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 20:58:21,713 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 20:58:21,713 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrlcpy-alloca-1.i_Iteration2_Lasso [2022-11-18 20:58:21,713 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 20:58:21,713 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 20:58:21,717 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 20:58:21,720 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 20:58:21,724 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 20:58:21,728 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 20:58:21,732 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 20:58:21,735 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 20:58:21,739 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 20:58:21,743 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 20:58:21,751 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 20:58:22,014 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 20:58:22,017 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 20:58:22,021 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 20:58:22,024 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 20:58:22,028 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 20:58:22,510 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 20:58:22,511 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 20:58:22,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:22,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:22,512 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:22,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-18 20:58:22,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:22,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:22,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:22,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:22,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:22,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:22,545 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:22,545 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:22,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:22,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:22,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:22,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:22,573 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:22,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:58:22,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-18 20:58:22,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:22,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:22,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:22,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:22,599 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:22,600 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:22,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:22,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:22,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:22,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:22,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:22,620 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:22,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-18 20:58:22,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:22,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:22,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:22,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:22,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:22,654 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:22,654 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:22,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:22,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:22,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:22,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:22,680 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:22,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-18 20:58:22,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:58:22,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:22,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:22,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:22,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:22,707 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:22,707 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:22,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:22,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-11-18 20:58:22,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:22,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:22,729 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:22,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-18 20:58:22,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:58:22,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:22,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:22,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:22,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:22,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:22,769 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:22,769 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:22,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:22,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:22,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:22,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:22,793 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:22,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:22,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-18 20:58:22,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:22,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:22,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:22,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:22,829 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:22,829 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:22,840 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:22,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:22,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:22,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:22,856 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:22,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:22,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-18 20:58:22,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:22,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:22,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:22,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:22,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:22,887 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:22,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:22,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:22,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:22,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:22,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:22,913 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:22,929 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:58:22,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-18 20:58:22,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:22,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:22,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:22,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:22,949 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:22,949 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:22,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:22,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:22,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:22,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:22,978 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:22,989 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 20:58:23,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-18 20:58:23,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:23,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:23,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:23,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:23,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:23,010 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:23,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:23,020 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:23,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:23,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:23,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:23,032 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:23,049 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 20:58:23,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-18 20:58:23,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:23,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:23,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:23,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:23,070 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:23,070 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:23,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:23,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:23,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:23,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:23,096 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:23,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:23,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-18 20:58:23,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:23,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:23,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:23,125 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:23,132 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:23,133 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:23,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:23,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:23,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:23,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:23,162 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:23,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:58:23,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-18 20:58:23,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:23,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:23,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:23,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:23,203 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:23,204 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:23,231 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-18 20:58:23,284 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-11-18 20:58:23,284 INFO L444 ModelExtractionUtils]: 2 out of 22 variables were initially zero. Simplification set additionally 17 variables to zero. [2022-11-18 20:58:23,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:23,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:23,287 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:23,303 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-18 20:58:23,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-18 20:58:23,320 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-18 20:58:23,320 INFO L513 LassoAnalysis]: Proved termination. [2022-11-18 20:58:23,320 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~n~1#1, ULTIMATE.start_main_~i~1#1) = 1*ULTIMATE.start_main_~n~1#1 - 1*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2022-11-18 20:58:23,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:23,362 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2022-11-18 20:58:23,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:23,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:58:23,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-18 20:58:23,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:58:23,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:58:23,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-18 20:58:23,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:58:23,462 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 20:58:23,463 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 20:58:23,463 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 29 transitions. cyclomatic complexity: 13 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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 20:58:23,497 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 29 transitions. cyclomatic complexity: 13. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 48 transitions. Complement of second has 6 states. [2022-11-18 20:58:23,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-18 20:58:23,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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 20:58:23,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 27 transitions. [2022-11-18 20:58:23,501 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 7 letters. Loop has 2 letters. [2022-11-18 20:58:23,501 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:58:23,502 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 9 letters. Loop has 2 letters. [2022-11-18 20:58:23,502 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:58:23,502 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 7 letters. Loop has 4 letters. [2022-11-18 20:58:23,502 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:58:23,502 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 48 transitions. [2022-11-18 20:58:23,513 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-11-18 20:58:23,516 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 21 states and 31 transitions. [2022-11-18 20:58:23,517 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2022-11-18 20:58:23,517 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-11-18 20:58:23,517 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 31 transitions. [2022-11-18 20:58:23,517 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:58:23,518 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 31 transitions. [2022-11-18 20:58:23,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 31 transitions. [2022-11-18 20:58:23,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2022-11-18 20:58:23,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.4761904761904763) internal successors, (31), 20 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:58:23,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 31 transitions. [2022-11-18 20:58:23,520 INFO L240 hiAutomatonCegarLoop]: Abstraction has 21 states and 31 transitions. [2022-11-18 20:58:23,520 INFO L428 stractBuchiCegarLoop]: Abstraction has 21 states and 31 transitions. [2022-11-18 20:58:23,520 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-18 20:58:23,521 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 31 transitions. [2022-11-18 20:58:23,521 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-11-18 20:58:23,521 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:58:23,521 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:58:23,522 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:58:23,522 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-18 20:58:23,523 INFO L748 eck$LassoCheckResult]: Stem: 290#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 291#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~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 303#L536 assume !(main_~length~0#1 < 1); 294#L536-2 assume !(main_~n~1#1 < 1); 295#L539-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#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_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 286#L545-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 287#L545-4 main_~i~1#1 := 0; 298#L550-3 assume !(main_~i~1#1 < main_~n~1#1 - 1); 296#L550-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~pre2#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1; 297#L519 assume 0 != cstrlcpy_~n~0#1 % 4294967296; 292#L520-3 [2022-11-18 20:58:23,523 INFO L750 eck$LassoCheckResult]: Loop: 292#L520-3 cstrlcpy_#t~pre2#1 := cstrlcpy_~n~0#1 - 1;cstrlcpy_~n~0#1 := cstrlcpy_~n~0#1 - 1; 293#L520-1 assume !!(0 != cstrlcpy_#t~pre2#1 % 4294967296);havoc cstrlcpy_#t~pre2#1;cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset := cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_#t~post3#1.base, 1 + cstrlcpy_#t~post3#1.offset;cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post4#1.base, 1 + cstrlcpy_#t~post4#1.offset;call cstrlcpy_#t~mem5#1 := read~int(cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, 1);call write~int(cstrlcpy_#t~mem5#1, cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, 1); 304#L521 assume !(0 == cstrlcpy_#t~mem5#1);havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset;havoc cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset;havoc cstrlcpy_#t~mem5#1; 292#L520-3 [2022-11-18 20:58:23,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:23,523 INFO L85 PathProgramCache]: Analyzing trace with hash 1595220888, now seen corresponding path program 1 times [2022-11-18 20:58:23,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:23,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309624324] [2022-11-18 20:58:23,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:23,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:23,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:23,582 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:58:23,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:23,606 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:58:23,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:23,606 INFO L85 PathProgramCache]: Analyzing trace with hash 80599, now seen corresponding path program 1 times [2022-11-18 20:58:23,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:23,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900314513] [2022-11-18 20:58:23,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:23,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:23,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:23,618 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:58:23,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:23,628 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:58:23,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:23,629 INFO L85 PathProgramCache]: Analyzing trace with hash -587605024, now seen corresponding path program 1 times [2022-11-18 20:58:23,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:23,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832795396] [2022-11-18 20:58:23,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:23,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:23,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:58:24,072 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 20:58:24,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:58:24,073 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832795396] [2022-11-18 20:58:24,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [832795396] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:58:24,074 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:58:24,074 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 20:58:24,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777965700] [2022-11-18 20:58:24,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:58:24,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:58:24,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 20:58:24,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-18 20:58:24,276 INFO L87 Difference]: Start difference. First operand 21 states and 31 transitions. cyclomatic complexity: 14 Second operand has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:58:24,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:58:24,439 INFO L93 Difference]: Finished difference Result 36 states and 49 transitions. [2022-11-18 20:58:24,439 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 49 transitions. [2022-11-18 20:58:24,440 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2022-11-18 20:58:24,441 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 36 states and 49 transitions. [2022-11-18 20:58:24,441 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2022-11-18 20:58:24,441 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2022-11-18 20:58:24,441 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 49 transitions. [2022-11-18 20:58:24,442 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:58:24,442 INFO L218 hiAutomatonCegarLoop]: Abstraction has 36 states and 49 transitions. [2022-11-18 20:58:24,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 49 transitions. [2022-11-18 20:58:24,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 31. [2022-11-18 20:58:24,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.3870967741935485) internal successors, (43), 30 states have internal predecessors, (43), 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 20:58:24,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2022-11-18 20:58:24,446 INFO L240 hiAutomatonCegarLoop]: Abstraction has 31 states and 43 transitions. [2022-11-18 20:58:24,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-18 20:58:24,448 INFO L428 stractBuchiCegarLoop]: Abstraction has 31 states and 43 transitions. [2022-11-18 20:58:24,448 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-18 20:58:24,448 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 43 transitions. [2022-11-18 20:58:24,449 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-11-18 20:58:24,449 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:58:24,450 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:58:24,450 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:58:24,450 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-18 20:58:24,451 INFO L748 eck$LassoCheckResult]: Stem: 365#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 366#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~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 381#L536 assume !(main_~length~0#1 < 1); 369#L536-2 assume !(main_~n~1#1 < 1); 371#L539-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#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_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 361#L545-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 362#L545-4 main_~i~1#1 := 0; 386#L550-3 assume !!(main_~i~1#1 < main_~n~1#1 - 1);call write~int(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet15#1; 378#L550-2 main_#t~post14#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 377#L550-3 assume !(main_~i~1#1 < main_~n~1#1 - 1); 373#L550-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~pre2#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1; 374#L519 assume 0 != cstrlcpy_~n~0#1 % 4294967296; 367#L520-3 [2022-11-18 20:58:24,451 INFO L750 eck$LassoCheckResult]: Loop: 367#L520-3 cstrlcpy_#t~pre2#1 := cstrlcpy_~n~0#1 - 1;cstrlcpy_~n~0#1 := cstrlcpy_~n~0#1 - 1; 368#L520-1 assume !!(0 != cstrlcpy_#t~pre2#1 % 4294967296);havoc cstrlcpy_#t~pre2#1;cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset := cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_#t~post3#1.base, 1 + cstrlcpy_#t~post3#1.offset;cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post4#1.base, 1 + cstrlcpy_#t~post4#1.offset;call cstrlcpy_#t~mem5#1 := read~int(cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, 1);call write~int(cstrlcpy_#t~mem5#1, cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, 1); 382#L521 assume !(0 == cstrlcpy_#t~mem5#1);havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset;havoc cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset;havoc cstrlcpy_#t~mem5#1; 367#L520-3 [2022-11-18 20:58:24,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:24,452 INFO L85 PathProgramCache]: Analyzing trace with hash -294332618, now seen corresponding path program 1 times [2022-11-18 20:58:24,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:24,453 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564526141] [2022-11-18 20:58:24,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:24,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:24,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:24,500 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:58:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:24,521 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:58:24,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:24,525 INFO L85 PathProgramCache]: Analyzing trace with hash 80599, now seen corresponding path program 2 times [2022-11-18 20:58:24,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:24,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062767923] [2022-11-18 20:58:24,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:24,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:24,547 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:58:24,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:24,555 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:58:24,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:24,558 INFO L85 PathProgramCache]: Analyzing trace with hash 1860246402, now seen corresponding path program 1 times [2022-11-18 20:58:24,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:24,559 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084832694] [2022-11-18 20:58:24,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:24,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:58:24,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-11-18 20:58:25,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-18 20:58:25,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:58:25,044 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084832694] [2022-11-18 20:58:25,044 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084832694] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:58:25,045 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:58:25,045 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:58:25,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953438377] [2022-11-18 20:58:25,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:58:25,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:58:25,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 20:58:25,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-18 20:58:25,236 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. cyclomatic complexity: 17 Second operand has 7 states, 6 states have (on average 2.5) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:58:25,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:58:25,352 INFO L93 Difference]: Finished difference Result 55 states and 73 transitions. [2022-11-18 20:58:25,352 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 55 states and 73 transitions. [2022-11-18 20:58:25,354 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2022-11-18 20:58:25,356 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 55 states to 55 states and 73 transitions. [2022-11-18 20:58:25,356 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 45 [2022-11-18 20:58:25,357 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 45 [2022-11-18 20:58:25,357 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 73 transitions. [2022-11-18 20:58:25,358 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:58:25,358 INFO L218 hiAutomatonCegarLoop]: Abstraction has 55 states and 73 transitions. [2022-11-18 20:58:25,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states and 73 transitions. [2022-11-18 20:58:25,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 40. [2022-11-18 20:58:25,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.4) internal successors, (56), 39 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:58:25,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 56 transitions. [2022-11-18 20:58:25,363 INFO L240 hiAutomatonCegarLoop]: Abstraction has 40 states and 56 transitions. [2022-11-18 20:58:25,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 20:58:25,364 INFO L428 stractBuchiCegarLoop]: Abstraction has 40 states and 56 transitions. [2022-11-18 20:58:25,364 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-18 20:58:25,365 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 56 transitions. [2022-11-18 20:58:25,365 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-11-18 20:58:25,366 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:58:25,366 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:58:25,366 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:58:25,367 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 20:58:25,367 INFO L748 eck$LassoCheckResult]: Stem: 469#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 470#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~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 487#L536 assume !(main_~length~0#1 < 1); 473#L536-2 assume main_~n~1#1 < 1;main_~n~1#1 := 1; 474#L539-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#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_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 465#L545-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 466#L545-4 main_~i~1#1 := 0; 481#L550-3 assume !(main_~i~1#1 < main_~n~1#1 - 1); 477#L550-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~pre2#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1; 478#L519 assume 0 != cstrlcpy_~n~0#1 % 4294967296; 471#L520-3 cstrlcpy_#t~pre2#1 := cstrlcpy_~n~0#1 - 1;cstrlcpy_~n~0#1 := cstrlcpy_~n~0#1 - 1; 472#L520-1 assume !(0 != cstrlcpy_#t~pre2#1 % 4294967296);havoc cstrlcpy_#t~pre2#1; 489#L519-1 assume 0 == cstrlcpy_~n~0#1 % 4294967296; 490#L526 assume !(0 != cstrlcpy_~siz#1 % 4294967296); 485#L528-2 [2022-11-18 20:58:25,367 INFO L750 eck$LassoCheckResult]: Loop: 485#L528-2 cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post6#1.base, 1 + cstrlcpy_#t~post6#1.offset;call cstrlcpy_#t~mem7#1 := read~int(cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, 1); 486#L528 assume !!(0 != cstrlcpy_#t~mem7#1);havoc cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset;havoc cstrlcpy_#t~mem7#1; 485#L528-2 [2022-11-18 20:58:25,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:25,368 INFO L85 PathProgramCache]: Analyzing trace with hash -1736952706, now seen corresponding path program 1 times [2022-11-18 20:58:25,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:25,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333542358] [2022-11-18 20:58:25,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:25,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:25,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:58:25,454 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 20:58:25,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:58:25,455 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333542358] [2022-11-18 20:58:25,455 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333542358] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:58:25,455 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:58:25,456 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 20:58:25,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692333296] [2022-11-18 20:58:25,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:58:25,456 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-18 20:58:25,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:25,457 INFO L85 PathProgramCache]: Analyzing trace with hash 3526, now seen corresponding path program 1 times [2022-11-18 20:58:25,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:25,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024773337] [2022-11-18 20:58:25,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:25,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:25,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:25,462 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:58:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:25,465 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:58:25,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:58:25,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 20:58:25,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:58:25,521 INFO L87 Difference]: Start difference. First operand 40 states and 56 transitions. cyclomatic complexity: 22 Second operand has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 4 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 20:58:25,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:58:25,562 INFO L93 Difference]: Finished difference Result 48 states and 64 transitions. [2022-11-18 20:58:25,562 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 64 transitions. [2022-11-18 20:58:25,563 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2022-11-18 20:58:25,564 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 48 states and 64 transitions. [2022-11-18 20:58:25,564 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 40 [2022-11-18 20:58:25,565 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40 [2022-11-18 20:58:25,565 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 64 transitions. [2022-11-18 20:58:25,565 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:58:25,565 INFO L218 hiAutomatonCegarLoop]: Abstraction has 48 states and 64 transitions. [2022-11-18 20:58:25,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 64 transitions. [2022-11-18 20:58:25,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 46. [2022-11-18 20:58:25,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.3478260869565217) internal successors, (62), 45 states have internal predecessors, (62), 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 20:58:25,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 62 transitions. [2022-11-18 20:58:25,570 INFO L240 hiAutomatonCegarLoop]: Abstraction has 46 states and 62 transitions. [2022-11-18 20:58:25,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 20:58:25,571 INFO L428 stractBuchiCegarLoop]: Abstraction has 46 states and 62 transitions. [2022-11-18 20:58:25,572 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-18 20:58:25,572 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 62 transitions. [2022-11-18 20:58:25,573 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-11-18 20:58:25,573 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:58:25,573 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:58:25,574 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:58:25,574 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 20:58:25,574 INFO L748 eck$LassoCheckResult]: Stem: 567#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 568#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~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 584#L536 assume !(main_~length~0#1 < 1); 571#L536-2 assume main_~n~1#1 < 1;main_~n~1#1 := 1; 572#L539-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#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_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 574#L545-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 589#L545-4 main_~i~1#1 := 0; 577#L550-3 assume !(main_~i~1#1 < main_~n~1#1 - 1); 578#L550-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~pre2#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1; 599#L519 assume 0 != cstrlcpy_~n~0#1 % 4294967296; 598#L520-3 cstrlcpy_#t~pre2#1 := cstrlcpy_~n~0#1 - 1;cstrlcpy_~n~0#1 := cstrlcpy_~n~0#1 - 1; 597#L520-1 assume !(0 != cstrlcpy_#t~pre2#1 % 4294967296);havoc cstrlcpy_#t~pre2#1; 590#L519-1 assume 0 == cstrlcpy_~n~0#1 % 4294967296; 587#L526 assume 0 != cstrlcpy_~siz#1 % 4294967296;call write~int(0, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, 1); 582#L528-2 [2022-11-18 20:58:25,574 INFO L750 eck$LassoCheckResult]: Loop: 582#L528-2 cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post6#1.base, 1 + cstrlcpy_#t~post6#1.offset;call cstrlcpy_#t~mem7#1 := read~int(cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, 1); 583#L528 assume !!(0 != cstrlcpy_#t~mem7#1);havoc cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset;havoc cstrlcpy_#t~mem7#1; 582#L528-2 [2022-11-18 20:58:25,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:25,575 INFO L85 PathProgramCache]: Analyzing trace with hash -1736952708, now seen corresponding path program 1 times [2022-11-18 20:58:25,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:25,576 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033044317] [2022-11-18 20:58:25,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:25,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:25,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:25,600 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:58:25,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:25,627 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:58:25,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:25,628 INFO L85 PathProgramCache]: Analyzing trace with hash 3526, now seen corresponding path program 2 times [2022-11-18 20:58:25,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:25,628 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948277568] [2022-11-18 20:58:25,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:25,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:25,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:25,632 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:58:25,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:25,636 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:58:25,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:25,637 INFO L85 PathProgramCache]: Analyzing trace with hash 1530728321, now seen corresponding path program 1 times [2022-11-18 20:58:25,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:25,637 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504447445] [2022-11-18 20:58:25,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:25,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:25,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:58:26,211 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 20:58:26,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:58:26,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504447445] [2022-11-18 20:58:26,212 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504447445] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:58:26,212 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:58:26,212 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 20:58:26,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725551596] [2022-11-18 20:58:26,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:58:26,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:58:26,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-18 20:58:26,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-18 20:58:26,280 INFO L87 Difference]: Start difference. First operand 46 states and 62 transitions. cyclomatic complexity: 22 Second operand has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:58:26,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:58:26,447 INFO L93 Difference]: Finished difference Result 68 states and 85 transitions. [2022-11-18 20:58:26,447 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 68 states and 85 transitions. [2022-11-18 20:58:26,448 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2022-11-18 20:58:26,449 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 68 states to 52 states and 65 transitions. [2022-11-18 20:58:26,449 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 42 [2022-11-18 20:58:26,449 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 42 [2022-11-18 20:58:26,449 INFO L73 IsDeterministic]: Start isDeterministic. Operand 52 states and 65 transitions. [2022-11-18 20:58:26,450 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:58:26,450 INFO L218 hiAutomatonCegarLoop]: Abstraction has 52 states and 65 transitions. [2022-11-18 20:58:26,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states and 65 transitions. [2022-11-18 20:58:26,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 46. [2022-11-18 20:58:26,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.2608695652173914) internal successors, (58), 45 states have internal predecessors, (58), 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 20:58:26,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 58 transitions. [2022-11-18 20:58:26,454 INFO L240 hiAutomatonCegarLoop]: Abstraction has 46 states and 58 transitions. [2022-11-18 20:58:26,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 20:58:26,455 INFO L428 stractBuchiCegarLoop]: Abstraction has 46 states and 58 transitions. [2022-11-18 20:58:26,484 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-18 20:58:26,484 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 58 transitions. [2022-11-18 20:58:26,485 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2022-11-18 20:58:26,485 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:58:26,485 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:58:26,486 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:58:26,486 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-18 20:58:26,486 INFO L748 eck$LassoCheckResult]: Stem: 697#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 698#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~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 713#L536 assume !(main_~length~0#1 < 1); 701#L536-2 assume !(main_~n~1#1 < 1); 703#L539-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#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_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 704#L545-3 assume !!(main_~i~0#1 < main_~length~0#1 - 1);call write~int(main_#t~nondet13#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 720#L545-2 main_#t~post12#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 721#L545-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 722#L545-4 main_~i~1#1 := 0; 737#L550-3 assume !!(main_~i~1#1 < main_~n~1#1 - 1);call write~int(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet15#1; 733#L550-2 main_#t~post14#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 732#L550-3 assume !(main_~i~1#1 < main_~n~1#1 - 1); 730#L550-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~pre2#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1; 727#L519 assume 0 != cstrlcpy_~n~0#1 % 4294967296; 728#L520-3 [2022-11-18 20:58:26,487 INFO L750 eck$LassoCheckResult]: Loop: 728#L520-3 cstrlcpy_#t~pre2#1 := cstrlcpy_~n~0#1 - 1;cstrlcpy_~n~0#1 := cstrlcpy_~n~0#1 - 1; 738#L520-1 assume !!(0 != cstrlcpy_#t~pre2#1 % 4294967296);havoc cstrlcpy_#t~pre2#1;cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset := cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_#t~post3#1.base, 1 + cstrlcpy_#t~post3#1.offset;cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post4#1.base, 1 + cstrlcpy_#t~post4#1.offset;call cstrlcpy_#t~mem5#1 := read~int(cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, 1);call write~int(cstrlcpy_#t~mem5#1, cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, 1); 734#L521 assume !(0 == cstrlcpy_#t~mem5#1);havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset;havoc cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset;havoc cstrlcpy_#t~mem5#1; 728#L520-3 [2022-11-18 20:58:26,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:26,487 INFO L85 PathProgramCache]: Analyzing trace with hash 1313217428, now seen corresponding path program 1 times [2022-11-18 20:58:26,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:26,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096037459] [2022-11-18 20:58:26,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:26,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:26,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:26,506 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:58:26,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:26,520 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:58:26,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:26,521 INFO L85 PathProgramCache]: Analyzing trace with hash 80599, now seen corresponding path program 3 times [2022-11-18 20:58:26,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:26,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688303942] [2022-11-18 20:58:26,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:26,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:26,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:26,528 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:58:26,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:26,533 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:58:26,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:26,534 INFO L85 PathProgramCache]: Analyzing trace with hash -796650908, now seen corresponding path program 1 times [2022-11-18 20:58:26,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:26,535 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968932638] [2022-11-18 20:58:26,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:26,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:26,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:26,554 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:58:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:26,572 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:58:28,399 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 20:58:28,400 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 20:58:28,400 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 20:58:28,400 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 20:58:28,400 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 20:58:28,400 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:28,400 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 20:58:28,400 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 20:58:28,400 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrlcpy-alloca-1.i_Iteration7_Lasso [2022-11-18 20:58:28,400 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 20:58:28,400 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 20:58:28,407 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 20:58:28,411 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 20:58:28,414 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 20:58:28,417 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 20:58:28,420 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 20:58:28,423 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 20:58:28,426 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 20:58:28,454 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 20:58:28,457 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 20:58:28,460 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 20:58:28,463 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 20:58:28,466 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 20:58:28,469 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 20:58:28,472 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 20:58:28,476 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 20:58:28,479 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 20:58:28,482 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 20:58:28,486 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 20:58:28,489 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 20:58:28,492 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 20:58:28,496 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 20:58:28,499 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 20:58:28,502 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 20:58:28,506 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 20:58:31,326 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 20:58:31,326 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 20:58:31,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,328 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-18 20:58:31,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:31,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:31,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:31,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:31,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:31,359 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:31,359 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:31,370 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:31,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:31,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,382 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-18 20:58:31,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:31,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:31,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:31,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:31,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:31,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:31,410 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:31,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:31,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:31,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-11-18 20:58:31,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,417 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-18 20:58:31,421 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 20:58:31,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:31,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:31,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:31,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:31,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:31,434 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:31,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:31,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:31,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:31,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,441 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-18 20:58:31,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:31,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:31,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:31,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:31,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:31,457 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:31,457 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:31,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:31,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:31,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:31,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,463 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-18 20:58:31,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:31,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:31,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:31,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:31,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:31,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:31,480 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:31,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:31,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:31,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-11-18 20:58:31,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,486 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-18 20:58:31,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:31,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:31,501 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:31,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:31,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:31,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:31,502 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:31,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:31,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:31,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-11-18 20:58:31,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,509 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-18 20:58:31,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:31,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:31,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:31,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:31,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:31,527 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:31,527 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:31,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:31,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-11-18 20:58:31,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,536 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-18 20:58:31,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:58:31,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:31,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:31,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:31,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:31,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:31,557 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:31,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:31,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:31,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:31,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,564 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-18 20:58:31,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:31,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:31,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:31,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:31,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:31,582 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:31,582 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:31,582 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:31,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:31,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-11-18 20:58:31,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,588 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-18 20:58:31,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:31,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:31,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:31,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:31,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:31,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:31,606 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:31,606 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:31,608 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:31,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-11-18 20:58:31,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,612 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-18 20:58:31,617 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 20:58:31,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:31,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:31,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:31,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:31,630 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:31,631 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:31,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:31,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:31,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-11-18 20:58:31,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,637 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-18 20:58:31,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:31,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:31,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:31,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:31,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:31,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:31,654 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:31,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:31,656 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:31,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-11-18 20:58:31,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,661 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-18 20:58:31,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:58:31,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:31,683 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:31,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:31,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:31,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:31,684 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:31,684 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:31,693 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:31,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:31,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,705 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:31,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-18 20:58:31,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:31,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:31,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:31,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:31,742 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:31,742 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:31,746 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:31,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-11-18 20:58:31,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,750 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-18 20:58:31,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:58:31,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:31,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:31,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:31,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:31,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:31,766 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:31,767 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:31,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:31,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-11-18 20:58:31,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,790 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-18 20:58:31,793 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 20:58:31,805 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:31,805 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:31,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:31,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:31,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:31,806 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:31,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:31,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:31,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:31,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,815 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-18 20:58:31,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:31,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:31,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:31,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:31,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:31,837 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:31,837 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:31,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:31,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-11-18 20:58:31,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,848 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-18 20:58:31,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:31,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:31,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:31,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:31,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:31,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:31,870 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:31,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:31,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:31,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-11-18 20:58:31,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,880 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-18 20:58:31,883 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 20:58:31,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:31,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:31,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:31,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:31,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:31,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:31,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:31,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:31,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-11-18 20:58:31,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,912 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-18 20:58:31,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:58:31,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:31,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:31,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:31,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:31,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:31,931 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:31,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:31,933 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:31,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-11-18 20:58:31,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,937 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-18 20:58:31,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:31,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:31,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:31,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:31,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:31,956 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:31,957 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:31,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:31,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:31,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:31,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:31,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:31,972 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:31,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-18 20:58:31,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:58:32,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:32,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:32,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:32,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:32,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:32,007 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:32,007 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:32,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:32,050 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:32,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:32,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:32,054 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:32,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:58:32,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-18 20:58:32,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:32,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:32,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:32,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:32,078 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:32,078 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:32,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:32,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:32,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:32,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:32,107 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:32,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:58:32,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-18 20:58:32,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:32,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:32,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:32,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:32,152 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:32,152 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:32,210 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-18 20:58:32,341 INFO L443 ModelExtractionUtils]: Simplification made 22 calls to the SMT solver. [2022-11-18 20:58:32,342 INFO L444 ModelExtractionUtils]: 14 out of 64 variables were initially zero. Simplification set additionally 45 variables to zero. [2022-11-18 20:58:32,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:32,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:32,356 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:32,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-18 20:58:32,374 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-18 20:58:32,399 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-18 20:58:32,399 INFO L513 LassoAnalysis]: Proved termination. [2022-11-18 20:58:32,399 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrlcpy_~siz#1, ULTIMATE.start_cstrlcpy_~s~0#1.offset) = 4294967295*ULTIMATE.start_cstrlcpy_~siz#1 - 2*ULTIMATE.start_cstrlcpy_~s~0#1.offset Supporting invariants [4294967295*ULTIMATE.start_cstrlcpy_~siz#1 - 2*v_rep(select #length ULTIMATE.start_main_#t~malloc11#1.base)_3 >= 0] [2022-11-18 20:58:32,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:32,565 INFO L156 tatePredicateManager]: 21 out of 23 supporting invariants were superfluous and have been removed [2022-11-18 20:58:32,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:32,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:58:32,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-18 20:58:32,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:58:32,728 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-18 20:58:32,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2022-11-18 20:58:32,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:58:32,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-18 20:58:32,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:58:32,975 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 20:58:32,976 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2022-11-18 20:58:32,976 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 46 states and 58 transitions. cyclomatic complexity: 18 Second operand has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:58:33,167 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 46 states and 58 transitions. cyclomatic complexity: 18. Second operand has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 64 states and 82 transitions. Complement of second has 10 states. [2022-11-18 20:58:33,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 5 stem states 1 non-accepting loop states 2 accepting loop states [2022-11-18 20:58:33,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:58:33,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 37 transitions. [2022-11-18 20:58:33,172 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 37 transitions. Stem has 14 letters. Loop has 3 letters. [2022-11-18 20:58:33,173 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:58:33,173 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 37 transitions. Stem has 17 letters. Loop has 3 letters. [2022-11-18 20:58:33,173 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:58:33,173 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 37 transitions. Stem has 14 letters. Loop has 6 letters. [2022-11-18 20:58:33,174 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:58:33,174 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 64 states and 82 transitions. [2022-11-18 20:58:33,175 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-18 20:58:33,175 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 64 states to 38 states and 46 transitions. [2022-11-18 20:58:33,176 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2022-11-18 20:58:33,176 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2022-11-18 20:58:33,176 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 46 transitions. [2022-11-18 20:58:33,176 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:58:33,177 INFO L218 hiAutomatonCegarLoop]: Abstraction has 38 states and 46 transitions. [2022-11-18 20:58:33,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states and 46 transitions. [2022-11-18 20:58:33,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 34. [2022-11-18 20:58:33,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.2058823529411764) internal successors, (41), 33 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:58:33,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 41 transitions. [2022-11-18 20:58:33,180 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 41 transitions. [2022-11-18 20:58:33,180 INFO L428 stractBuchiCegarLoop]: Abstraction has 34 states and 41 transitions. [2022-11-18 20:58:33,180 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-11-18 20:58:33,180 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 41 transitions. [2022-11-18 20:58:33,181 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-18 20:58:33,181 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:58:33,181 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:58:33,182 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:58:33,182 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 20:58:33,182 INFO L748 eck$LassoCheckResult]: Stem: 993#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 994#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~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 1009#L536 assume !(main_~length~0#1 < 1); 997#L536-2 assume main_~n~1#1 < 1;main_~n~1#1 := 1; 998#L539-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#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_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 989#L545-3 assume !!(main_~i~0#1 < main_~length~0#1 - 1);call write~int(main_#t~nondet13#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 990#L545-2 main_#t~post12#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 991#L545-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 992#L545-4 main_~i~1#1 := 0; 1004#L550-3 assume !(main_~i~1#1 < main_~n~1#1 - 1); 1005#L550-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~pre2#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1; 1022#L519 assume 0 != cstrlcpy_~n~0#1 % 4294967296; 1021#L520-3 cstrlcpy_#t~pre2#1 := cstrlcpy_~n~0#1 - 1;cstrlcpy_~n~0#1 := cstrlcpy_~n~0#1 - 1; 1020#L520-1 assume !(0 != cstrlcpy_#t~pre2#1 % 4294967296);havoc cstrlcpy_#t~pre2#1; 1019#L519-1 assume 0 == cstrlcpy_~n~0#1 % 4294967296; 1010#L526 assume 0 != cstrlcpy_~siz#1 % 4294967296;call write~int(0, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, 1); 1002#L528-2 [2022-11-18 20:58:33,183 INFO L750 eck$LassoCheckResult]: Loop: 1002#L528-2 cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post6#1.base, 1 + cstrlcpy_#t~post6#1.offset;call cstrlcpy_#t~mem7#1 := read~int(cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, 1); 1003#L528 assume !!(0 != cstrlcpy_#t~mem7#1);havoc cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset;havoc cstrlcpy_#t~mem7#1; 1002#L528-2 [2022-11-18 20:58:33,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:33,183 INFO L85 PathProgramCache]: Analyzing trace with hash -1781714470, now seen corresponding path program 1 times [2022-11-18 20:58:33,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:33,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61168668] [2022-11-18 20:58:33,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:33,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:33,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:33,200 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:58:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:33,215 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:58:33,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:33,216 INFO L85 PathProgramCache]: Analyzing trace with hash 3526, now seen corresponding path program 3 times [2022-11-18 20:58:33,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:33,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257462930] [2022-11-18 20:58:33,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:33,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:33,220 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:58:33,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:33,223 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:58:33,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:33,224 INFO L85 PathProgramCache]: Analyzing trace with hash 1464347999, now seen corresponding path program 1 times [2022-11-18 20:58:33,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:33,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126883244] [2022-11-18 20:58:33,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:33,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:33,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:33,241 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:58:33,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:33,257 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:58:33,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:35,177 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 20:58:35,178 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 20:58:35,178 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 20:58:35,178 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 20:58:35,178 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 20:58:35,178 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:35,178 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 20:58:35,178 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 20:58:35,178 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrlcpy-alloca-1.i_Iteration8_Lasso [2022-11-18 20:58:35,178 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 20:58:35,178 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 20:58:35,183 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 20:58:35,194 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 20:58:35,196 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 20:58:35,199 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 20:58:35,204 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 20:58:35,206 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 20:58:35,209 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 20:58:35,213 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 20:58:35,215 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 20:58:35,223 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 20:58:35,226 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 20:58:35,233 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 20:58:35,235 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 20:58:35,238 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 20:58:35,240 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 20:58:35,243 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 20:58:35,246 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 20:58:35,249 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 20:58:35,252 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 20:58:35,254 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 20:58:35,257 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 20:58:36,267 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 20:58:36,270 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 20:58:36,273 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 20:58:36,276 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 20:58:37,265 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 20:58:37,266 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 20:58:37,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,268 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-18 20:58:37,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:37,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,290 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:37,290 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:37,294 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-11-18 20:58:37,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,299 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-18 20:58:37,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:37,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:37,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,315 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:37,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:37,317 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-11-18 20:58:37,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,325 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-18 20:58:37,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:37,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:37,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,346 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:37,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:37,348 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-11-18 20:58:37,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,352 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-18 20:58:37,356 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:58:37,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:37,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,369 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:37,369 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:37,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-11-18 20:58:37,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,375 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-18 20:58:37,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:37,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:37,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,393 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,394 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:37,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:37,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-11-18 20:58:37,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,400 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-18 20:58:37,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:37,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,419 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:37,419 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:37,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-11-18 20:58:37,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,453 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:37,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-18 20:58:37,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,476 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:37,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,477 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,477 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:37,477 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:37,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:37,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,483 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-18 20:58:37,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:58:37,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:37,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,499 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:37,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:37,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:37,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,507 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-18 20:58:37,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:37,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,527 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:37,527 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:37,536 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:37,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,541 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-18 20:58:37,544 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 20:58:37,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:37,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,557 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:37,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:37,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-11-18 20:58:37,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,564 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-18 20:58:37,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:37,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:37,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,580 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:37,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:37,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-11-18 20:58:37,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,609 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-18 20:58:37,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:37,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:37,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,639 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:37,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:37,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:37,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,645 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-18 20:58:37,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:37,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:37,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,662 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:37,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:37,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-11-18 20:58:37,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,668 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-18 20:58:37,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:58:37,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:37,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,687 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,688 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:37,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:37,709 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-11-18 20:58:37,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,715 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:37,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-18 20:58:37,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:37,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,740 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,740 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:37,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:37,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:37,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,763 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-18 20:58:37,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:37,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,781 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:37,781 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:37,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-11-18 20:58:37,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,790 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-18 20:58:37,793 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 20:58:37,805 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,805 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,807 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:37,807 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:37,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-11-18 20:58:37,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,819 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-18 20:58:37,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:58:37,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:37,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,836 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:37,836 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:37,838 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-11-18 20:58:37,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,844 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-18 20:58:37,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:37,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:37,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,858 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,859 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:37,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:37,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-11-18 20:58:37,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,865 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-18 20:58:37,869 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:37,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:58:37,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,882 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:58:37,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:58:37,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-11-18 20:58:37,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,888 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-18 20:58:37,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:37,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,913 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:37,913 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:37,928 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:37,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,932 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-18 20:58:37,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:58:37,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,952 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:37,952 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:37,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:37,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,961 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-18 20:58:37,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:37,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:37,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:37,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:37,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:37,979 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:37,979 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:37,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:37,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-11-18 20:58:37,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:37,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:37,988 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:37,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-18 20:58:37,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:38,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:38,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:38,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:38,006 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:38,008 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:38,008 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:38,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:38,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-11-18 20:58:38,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:38,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:38,017 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:38,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-18 20:58:38,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:38,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:38,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:38,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:38,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:38,036 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:38,036 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:38,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:38,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-11-18 20:58:38,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:38,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:38,047 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:38,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-18 20:58:38,050 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 20:58:38,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:38,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:38,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:38,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:38,064 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:38,064 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:38,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:38,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-11-18 20:58:38,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:38,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:38,073 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:38,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-18 20:58:38,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:58:38,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:38,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:38,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:38,088 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:38,093 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:38,094 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:38,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:58:38,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-11-18 20:58:38,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:38,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:38,106 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:38,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-18 20:58:38,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 20:58:38,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:58:38,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:58:38,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:58:38,123 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:58:38,140 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:58:38,140 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:58:38,179 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-18 20:58:38,245 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2022-11-18 20:58:38,245 INFO L444 ModelExtractionUtils]: 33 out of 58 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-11-18 20:58:38,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:58:38,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:38,246 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:58:38,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-18 20:58:38,250 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-18 20:58:38,264 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-18 20:58:38,264 INFO L513 LassoAnalysis]: Proved termination. [2022-11-18 20:58:38,264 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~nondetString2~0#1.base)_2, ULTIMATE.start_cstrlcpy_~s~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_~nondetString2~0#1.base)_2 - 1*ULTIMATE.start_cstrlcpy_~s~0#1.offset Supporting invariants [] [2022-11-18 20:58:38,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-11-18 20:58:38,397 INFO L156 tatePredicateManager]: 18 out of 20 supporting invariants were superfluous and have been removed [2022-11-18 20:58:38,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:38,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:58:38,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-18 20:58:38,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:58:38,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:58:38,588 WARN L261 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-18 20:58:38,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:58:38,626 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 20:58:38,626 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-11-18 20:58:38,626 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34 states and 41 transitions. cyclomatic complexity: 11 Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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 20:58:38,686 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34 states and 41 transitions. cyclomatic complexity: 11. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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) Result 38 states and 45 transitions. Complement of second has 6 states. [2022-11-18 20:58:38,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-18 20:58:38,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 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 20:58:38,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 27 transitions. [2022-11-18 20:58:38,688 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 16 letters. Loop has 2 letters. [2022-11-18 20:58:38,688 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:58:38,688 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 18 letters. Loop has 2 letters. [2022-11-18 20:58:38,689 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:58:38,689 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 27 transitions. Stem has 16 letters. Loop has 4 letters. [2022-11-18 20:58:38,689 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:58:38,689 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 45 transitions. [2022-11-18 20:58:38,690 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-18 20:58:38,690 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 22 states and 26 transitions. [2022-11-18 20:58:38,690 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2022-11-18 20:58:38,690 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2022-11-18 20:58:38,690 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 26 transitions. [2022-11-18 20:58:38,691 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:58:38,691 INFO L218 hiAutomatonCegarLoop]: Abstraction has 22 states and 26 transitions. [2022-11-18 20:58:38,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 26 transitions. [2022-11-18 20:58:38,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2022-11-18 20:58:38,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.1818181818181819) internal successors, (26), 21 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:58:38,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 26 transitions. [2022-11-18 20:58:38,693 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 26 transitions. [2022-11-18 20:58:38,693 INFO L428 stractBuchiCegarLoop]: Abstraction has 22 states and 26 transitions. [2022-11-18 20:58:38,693 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-11-18 20:58:38,693 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 26 transitions. [2022-11-18 20:58:38,694 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-18 20:58:38,694 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:58:38,694 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:58:38,695 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:58:38,695 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 20:58:38,695 INFO L748 eck$LassoCheckResult]: Stem: 1228#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1229#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~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 1242#L536 assume !(main_~length~0#1 < 1); 1232#L536-2 assume !(main_~n~1#1 < 1); 1233#L539-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#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_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 1224#L545-3 assume !!(main_~i~0#1 < main_~length~0#1 - 1);call write~int(main_#t~nondet13#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 1225#L545-2 main_#t~post12#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 1226#L545-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 1227#L545-4 main_~i~1#1 := 0; 1238#L550-3 assume !(main_~i~1#1 < main_~n~1#1 - 1); 1234#L550-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~pre2#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1; 1235#L519 assume 0 != cstrlcpy_~n~0#1 % 4294967296; 1230#L520-3 cstrlcpy_#t~pre2#1 := cstrlcpy_~n~0#1 - 1;cstrlcpy_~n~0#1 := cstrlcpy_~n~0#1 - 1; 1231#L520-1 assume !(0 != cstrlcpy_#t~pre2#1 % 4294967296);havoc cstrlcpy_#t~pre2#1; 1244#L519-1 assume 0 == cstrlcpy_~n~0#1 % 4294967296; 1243#L526 assume !(0 != cstrlcpy_~siz#1 % 4294967296); 1236#L528-2 [2022-11-18 20:58:38,695 INFO L750 eck$LassoCheckResult]: Loop: 1236#L528-2 cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post6#1.base, 1 + cstrlcpy_#t~post6#1.offset;call cstrlcpy_#t~mem7#1 := read~int(cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, 1); 1237#L528 assume !!(0 != cstrlcpy_#t~mem7#1);havoc cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset;havoc cstrlcpy_#t~mem7#1; 1236#L528-2 [2022-11-18 20:58:38,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:38,696 INFO L85 PathProgramCache]: Analyzing trace with hash 1926446814, now seen corresponding path program 1 times [2022-11-18 20:58:38,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:38,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437679579] [2022-11-18 20:58:38,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:38,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:38,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:58:38,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-18 20:58:38,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:58:38,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437679579] [2022-11-18 20:58:38,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437679579] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:58:38,809 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:58:38,810 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-18 20:58:38,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764365645] [2022-11-18 20:58:38,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:58:38,810 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-18 20:58:38,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:38,811 INFO L85 PathProgramCache]: Analyzing trace with hash 3526, now seen corresponding path program 4 times [2022-11-18 20:58:38,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:38,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944770950] [2022-11-18 20:58:38,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:38,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:38,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:38,815 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:58:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:38,818 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:58:38,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:58:38,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:58:38,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:58:38,867 INFO L87 Difference]: Start difference. First operand 22 states and 26 transitions. cyclomatic complexity: 7 Second operand has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:58:38,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:58:38,924 INFO L93 Difference]: Finished difference Result 25 states and 28 transitions. [2022-11-18 20:58:38,924 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 28 transitions. [2022-11-18 20:58:38,925 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-18 20:58:38,925 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 19 states and 22 transitions. [2022-11-18 20:58:38,925 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-11-18 20:58:38,925 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2022-11-18 20:58:38,926 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 22 transitions. [2022-11-18 20:58:38,926 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:58:38,926 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 22 transitions. [2022-11-18 20:58:38,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 22 transitions. [2022-11-18 20:58:38,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 18. [2022-11-18 20:58:38,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 17 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 20:58:38,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 21 transitions. [2022-11-18 20:58:38,928 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 21 transitions. [2022-11-18 20:58:38,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 20:58:38,930 INFO L428 stractBuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2022-11-18 20:58:38,930 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-11-18 20:58:38,930 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 21 transitions. [2022-11-18 20:58:38,930 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-18 20:58:38,931 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:58:38,931 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:58:38,931 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:58:38,931 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-18 20:58:38,932 INFO L748 eck$LassoCheckResult]: Stem: 1288#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1289#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~nondet15#1, main_#t~post14#1, main_~i~1#1, main_#t~ret16#1, main_~length~0#1, main_~n~1#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1;main_~n~1#1 := main_#t~nondet9#1;havoc main_#t~nondet9#1; 1299#L536 assume !(main_~length~0#1 < 1); 1290#L536-2 assume !(main_~n~1#1 < 1); 1291#L539-1 call main_#t~malloc10#1.base, main_#t~malloc10#1.offset := #Ultimate.allocOnStack(main_~n~1#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#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_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc11#1.base, main_#t~malloc11#1.offset;main_~i~0#1 := 0; 1284#L545-3 assume !!(main_~i~0#1 < main_~length~0#1 - 1);call write~int(main_#t~nondet13#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet13#1; 1285#L545-2 main_#t~post12#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 1286#L545-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 1287#L545-4 main_~i~1#1 := 0; 1296#L550-3 assume !!(main_~i~1#1 < main_~n~1#1 - 1);call write~int(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet15#1; 1297#L550-2 main_#t~post14#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 1298#L550-3 assume !(main_~i~1#1 < main_~n~1#1 - 1); 1292#L550-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~n~1#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstrlcpy } true;cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset, cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset, cstrlcpy_#in~siz#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~1#1;havoc cstrlcpy_#res#1;havoc cstrlcpy_#t~post3#1.base, cstrlcpy_#t~post3#1.offset, cstrlcpy_#t~post4#1.base, cstrlcpy_#t~post4#1.offset, cstrlcpy_#t~mem5#1, cstrlcpy_#t~pre2#1, cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, cstrlcpy_#t~mem7#1, cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset, cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset, cstrlcpy_~siz#1, cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset, cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset, cstrlcpy_~n~0#1;cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset := cstrlcpy_#in~dst#1.base, cstrlcpy_#in~dst#1.offset;cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset := cstrlcpy_#in~src#1.base, cstrlcpy_#in~src#1.offset;cstrlcpy_~siz#1 := cstrlcpy_#in~siz#1;cstrlcpy_~d~0#1.base, cstrlcpy_~d~0#1.offset := cstrlcpy_~dst#1.base, cstrlcpy_~dst#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_~src#1.base, cstrlcpy_~src#1.offset;cstrlcpy_~n~0#1 := cstrlcpy_~siz#1; 1293#L519 assume !(0 != cstrlcpy_~n~0#1 % 4294967296); 1301#L519-1 assume 0 == cstrlcpy_~n~0#1 % 4294967296; 1300#L526 assume !(0 != cstrlcpy_~siz#1 % 4294967296); 1294#L528-2 [2022-11-18 20:58:38,932 INFO L750 eck$LassoCheckResult]: Loop: 1294#L528-2 cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset := cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset;cstrlcpy_~s~0#1.base, cstrlcpy_~s~0#1.offset := cstrlcpy_#t~post6#1.base, 1 + cstrlcpy_#t~post6#1.offset;call cstrlcpy_#t~mem7#1 := read~int(cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset, 1); 1295#L528 assume !!(0 != cstrlcpy_#t~mem7#1);havoc cstrlcpy_#t~post6#1.base, cstrlcpy_#t~post6#1.offset;havoc cstrlcpy_#t~mem7#1; 1294#L528-2 [2022-11-18 20:58:38,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:38,933 INFO L85 PathProgramCache]: Analyzing trace with hash -718415251, now seen corresponding path program 1 times [2022-11-18 20:58:38,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:38,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230533709] [2022-11-18 20:58:38,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:38,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:38,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:58:39,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:39,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-18 20:58:39,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:58:39,123 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230533709] [2022-11-18 20:58:39,123 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230533709] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:58:39,123 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [469086401] [2022-11-18 20:58:39,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:39,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:58:39,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:58:39,125 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:58:39,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (73)] Waiting until timeout for monitored process [2022-11-18 20:58:39,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:58:39,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-18 20:58:39,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:58:39,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-18 20:58:39,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-18 20:58:39,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-18 20:58:39,433 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-18 20:58:39,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-18 20:58:39,470 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 20:58:39,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-18 20:58:39,713 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [469086401] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-18 20:58:39,713 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-18 20:58:39,713 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7, 5] total 15 [2022-11-18 20:58:39,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156110830] [2022-11-18 20:58:39,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:58:39,714 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-18 20:58:39,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:58:39,715 INFO L85 PathProgramCache]: Analyzing trace with hash 3526, now seen corresponding path program 5 times [2022-11-18 20:58:39,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:58:39,715 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484603805] [2022-11-18 20:58:39,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:58:39,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:58:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:39,720 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:58:39,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:58:39,723 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:58:39,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:58:39,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:58:39,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2022-11-18 20:58:39,775 INFO L87 Difference]: Start difference. First operand 18 states and 21 transitions. cyclomatic complexity: 6 Second operand has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:58:39,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:58:39,873 INFO L93 Difference]: Finished difference Result 16 states and 18 transitions. [2022-11-18 20:58:39,873 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 18 transitions. [2022-11-18 20:58:39,873 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-18 20:58:39,874 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 0 states and 0 transitions. [2022-11-18 20:58:39,874 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-18 20:58:39,874 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-18 20:58:39,874 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-18 20:58:39,874 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:58:39,874 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 20:58:39,874 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 20:58:39,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 20:58:39,875 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 20:58:39,875 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-11-18 20:58:39,875 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-18 20:58:39,875 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-18 20:58:39,876 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-18 20:58:39,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 08:58:39 BoogieIcfgContainer [2022-11-18 20:58:39,883 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-18 20:58:39,884 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 20:58:39,884 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 20:58:39,884 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 20:58:39,884 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:58:17" (3/4) ... [2022-11-18 20:58:39,887 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-18 20:58:39,887 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 20:58:39,888 INFO L158 Benchmark]: Toolchain (without parser) took 23384.24ms. Allocated memory was 119.5MB in the beginning and 192.9MB in the end (delta: 73.4MB). Free memory was 75.2MB in the beginning and 82.7MB in the end (delta: -7.6MB). Peak memory consumption was 64.9MB. Max. memory is 16.1GB. [2022-11-18 20:58:39,888 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 119.5MB. Free memory is still 92.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:58:39,888 INFO L158 Benchmark]: CACSL2BoogieTranslator took 752.68ms. Allocated memory is still 119.5MB. Free memory was 74.9MB in the beginning and 86.3MB in the end (delta: -11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-18 20:58:39,889 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.54ms. Allocated memory is still 119.5MB. Free memory was 85.9MB in the beginning and 84.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:58:39,889 INFO L158 Benchmark]: Boogie Preprocessor took 33.72ms. Allocated memory is still 119.5MB. Free memory was 84.2MB in the beginning and 82.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:58:39,889 INFO L158 Benchmark]: RCFGBuilder took 596.96ms. Allocated memory is still 119.5MB. Free memory was 82.6MB in the beginning and 69.1MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-18 20:58:39,889 INFO L158 Benchmark]: BuchiAutomizer took 21927.68ms. Allocated memory was 119.5MB in the beginning and 192.9MB in the end (delta: 73.4MB). Free memory was 69.1MB in the beginning and 83.7MB in the end (delta: -14.7MB). Peak memory consumption was 60.7MB. Max. memory is 16.1GB. [2022-11-18 20:58:39,890 INFO L158 Benchmark]: Witness Printer took 3.37ms. Allocated memory is still 192.9MB. Free memory was 83.7MB in the beginning and 82.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:58:39,891 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 119.5MB. Free memory is still 92.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 752.68ms. Allocated memory is still 119.5MB. Free memory was 74.9MB in the beginning and 86.3MB in the end (delta: -11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.54ms. Allocated memory is still 119.5MB. Free memory was 85.9MB in the beginning and 84.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.72ms. Allocated memory is still 119.5MB. Free memory was 84.2MB in the beginning and 82.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 596.96ms. Allocated memory is still 119.5MB. Free memory was 82.6MB in the beginning and 69.1MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 21927.68ms. Allocated memory was 119.5MB in the beginning and 192.9MB in the end (delta: 73.4MB). Free memory was 69.1MB in the beginning and 83.7MB in the end (delta: -14.7MB). Peak memory consumption was 60.7MB. Max. memory is 16.1GB. * Witness Printer took 3.37ms. Allocated memory is still 192.9MB. Free memory was 83.7MB in the beginning and 82.7MB in the end (delta: 1.0MB). 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 10 terminating modules (6 trivial, 4 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 n + -1 * i and consists of 4 locations. One deterministic module has affine ranking function -2 * s + 4294967295 * siz and consists of 8 locations. One deterministic module has affine ranking function unknown-#length-unknown[nondetString2] + -1 * s and consists of 5 locations. 6 modules have a trivial ranking function, the largest among these consists of 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 21.8s and 11 iterations. TraceHistogramMax:1. Analysis of lassos took 19.4s. Construction of modules took 0.4s. Büchi inclusion checks took 1.7s. Highest rank in rank-based complementation 3. Minimization of det autom 10. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 33 StatesRemovedByMinimization, 6 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 [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 382 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 381 mSDsluCounter, 632 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 435 mSDsCounter, 29 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 277 IncrementalHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 29 mSolverCounterUnsat, 197 mSDtfsCounter, 277 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc3 concLT0 SILN0 SILU3 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital226 mio100 ax109 hnf100 lsp86 ukn78 mio100 lsp51 div175 bol100 ite100 ukn100 eq164 hnf92 smp73 dnf100 smp100 tf100 neg99 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 263ms VariablesStem: 8 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-18 20:58:39,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (73)] Forceful destruction successful, exit code 0 [2022-11-18 20:58:40,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e02dd73-4eca-463f-b695-74c03224cd70/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE