./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-15/cstrspn_mixed_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-15/cstrspn_mixed_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8 --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 64bit --witnessprinter.graph.data.programhash 8dd5f6931770ddb4b9cf8eb898fe5864af65999ea8d319a841184b1f7adb29d2 --- 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-e04fb08 [2022-11-16 11:21:28,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:21:28,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:21:29,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:21:29,018 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:21:29,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:21:29,021 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:21:29,023 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:21:29,025 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:21:29,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:21:29,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:21:29,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:21:29,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:21:29,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:21:29,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:21:29,033 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:21:29,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:21:29,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:21:29,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:21:29,040 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:21:29,042 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:21:29,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:21:29,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:21:29,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:21:29,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:21:29,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:21:29,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:21:29,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:21:29,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:21:29,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:21:29,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:21:29,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:21:29,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:21:29,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:21:29,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:21:29,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:21:29,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:21:29,061 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:21:29,061 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:21:29,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:21:29,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:21:29,064 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-16 11:21:29,094 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:21:29,094 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:21:29,095 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:21:29,095 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:21:29,096 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:21:29,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:21:29,097 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:21:29,097 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-16 11:21:29,097 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-16 11:21:29,098 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-16 11:21:29,098 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-16 11:21:29,098 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-16 11:21:29,099 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-16 11:21:29,099 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:21:29,099 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:21:29,099 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:21:29,100 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:21:29,100 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-16 11:21:29,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-16 11:21:29,100 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-16 11:21:29,101 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:21:29,101 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-16 11:21:29,101 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:21:29,101 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-16 11:21:29,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:21:29,102 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:21:29,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:21:29,103 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:21:29,104 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-16 11:21:29,104 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_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8dd5f6931770ddb4b9cf8eb898fe5864af65999ea8d319a841184b1f7adb29d2 [2022-11-16 11:21:29,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:21:29,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:21:29,467 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:21:29,469 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:21:29,471 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:21:29,472 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/termination-15/cstrspn_mixed_alloca.i [2022-11-16 11:21:29,552 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/data/2a82d339c/ea83fae9c8a24e78b053c5a27a2ac1fe/FLAGe0d6d7167 [2022-11-16 11:21:30,167 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:21:30,167 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/sv-benchmarks/c/termination-15/cstrspn_mixed_alloca.i [2022-11-16 11:21:30,192 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/data/2a82d339c/ea83fae9c8a24e78b053c5a27a2ac1fe/FLAGe0d6d7167 [2022-11-16 11:21:30,445 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/data/2a82d339c/ea83fae9c8a24e78b053c5a27a2ac1fe [2022-11-16 11:21:30,448 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:21:30,450 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:21:30,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:21:30,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:21:30,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:21:30,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:21:30" (1/1) ... [2022-11-16 11:21:30,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26c758e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:21:30, skipping insertion in model container [2022-11-16 11:21:30,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:21:30" (1/1) ... [2022-11-16 11:21:30,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:21:30,522 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:21:30,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:21:31,011 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:21:31,076 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:21:31,129 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:21:31,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:21:31 WrapperNode [2022-11-16 11:21:31,130 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:21:31,131 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:21:31,132 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:21:31,132 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:21:31,141 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:21:31" (1/1) ... [2022-11-16 11:21:31,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:21:31" (1/1) ... [2022-11-16 11:21:31,218 INFO L138 Inliner]: procedures = 152, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2022-11-16 11:21:31,220 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:21:31,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:21:31,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:21:31,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:21:31,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:21:31" (1/1) ... [2022-11-16 11:21:31,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:21:31" (1/1) ... [2022-11-16 11:21:31,241 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:21:31" (1/1) ... [2022-11-16 11:21:31,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:21:31" (1/1) ... [2022-11-16 11:21:31,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:21:31" (1/1) ... [2022-11-16 11:21:31,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:21:31" (1/1) ... [2022-11-16 11:21:31,258 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:21:31" (1/1) ... [2022-11-16 11:21:31,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:21:31" (1/1) ... [2022-11-16 11:21:31,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:21:31,271 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:21:31,272 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:21:31,273 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:21:31,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:21:31" (1/1) ... [2022-11-16 11:21:31,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:31,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:31,314 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:31,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-16 11:21:31,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 11:21:31,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 11:21:31,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 11:21:31,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 11:21:31,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:21:31,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:21:31,458 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:21:31,461 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:21:31,774 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:21:31,781 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:21:31,782 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-16 11:21:31,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:21:31 BoogieIcfgContainer [2022-11-16 11:21:31,784 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 11:21:31,786 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-16 11:21:31,786 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-16 11:21:31,791 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-16 11:21:31,792 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 11:21:31,792 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 16.11 11:21:30" (1/3) ... [2022-11-16 11:21:31,794 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@69268ba0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 11:21:31, skipping insertion in model container [2022-11-16 11:21:31,794 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 11:21:31,794 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:21:31" (2/3) ... [2022-11-16 11:21:31,795 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@69268ba0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 11:21:31, skipping insertion in model container [2022-11-16 11:21:31,795 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 11:21:31,795 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:21:31" (3/3) ... [2022-11-16 11:21:31,797 INFO L332 chiAutomizerObserver]: Analyzing ICFG cstrspn_mixed_alloca.i [2022-11-16 11:21:31,864 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-16 11:21:31,864 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-16 11:21:31,865 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-16 11:21:31,865 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-16 11:21:31,865 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-16 11:21:31,865 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-16 11:21:31,865 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-16 11:21:31,866 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-16 11:21:31,871 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:21:31,896 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-11-16 11:21:31,896 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 11:21:31,897 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 11:21:31,904 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-16 11:21:31,904 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-11-16 11:21:31,904 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-16 11:21:31,905 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:21:31,906 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-11-16 11:21:31,907 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 11:21:31,907 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 11:21:31,907 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-16 11:21:31,908 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-11-16 11:21:31,917 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1; 16#L382true assume !(main_~length1~0#1 < 1); 14#L382-2true assume !(main_~length2~0#1 < 1); 5#L385-1true call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, 1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1);assume { :begin_inline_cstrspn } true;cstrspn_#in~s1#1.base, cstrspn_#in~s1#1.offset, cstrspn_#in~s2#1.base, cstrspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrspn_#res#1;havoc cstrspn_#t~mem207#1, cstrspn_#t~post211#1.base, cstrspn_#t~post211#1.offset, cstrspn_#t~mem208#1, cstrspn_#t~mem209#1, cstrspn_#t~short210#1, cstrspn_#t~mem212#1, cstrspn_#t~post205#1.base, cstrspn_#t~post205#1.offset, cstrspn_#t~mem206#1, cstrspn_~s1#1.base, cstrspn_~s1#1.offset, cstrspn_~s2#1.base, cstrspn_~s2#1.offset, cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, cstrspn_~c~0#1;cstrspn_~s1#1.base, cstrspn_~s1#1.offset := cstrspn_#in~s1#1.base, cstrspn_#in~s1#1.offset;cstrspn_~s2#1.base, cstrspn_~s2#1.offset := cstrspn_#in~s2#1.base, cstrspn_#in~s2#1.offset;havoc cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset;havoc cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset;havoc cstrspn_~c~0#1;cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset := cstrspn_~s1#1.base, cstrspn_~s1#1.offset; 9#L369-4true [2022-11-16 11:21:31,918 INFO L750 eck$LassoCheckResult]: Loop: 9#L369-4true call cstrspn_#t~mem206#1 := read~int(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1); 15#L369-1true assume !!(0 != cstrspn_#t~mem206#1);havoc cstrspn_#t~mem206#1;cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset := cstrspn_~s2#1.base, cstrspn_~s2#1.offset;call cstrspn_#t~mem207#1 := read~int(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1);cstrspn_~c~0#1 := cstrspn_#t~mem207#1;havoc cstrspn_#t~mem207#1; 7#L372-5true assume !true; 6#L372-6true call cstrspn_#t~mem212#1 := read~int(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1); 17#L374true assume !(cstrspn_#t~mem212#1 != cstrspn_~c~0#1);havoc cstrspn_#t~mem212#1; 10#L369-3true cstrspn_#t~post205#1.base, cstrspn_#t~post205#1.offset := cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset;cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset := cstrspn_#t~post205#1.base, 1 + cstrspn_#t~post205#1.offset;havoc cstrspn_#t~post205#1.base, cstrspn_#t~post205#1.offset; 9#L369-4true [2022-11-16 11:21:31,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:21:31,926 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2022-11-16 11:21:31,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:21:31,947 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967603728] [2022-11-16 11:21:31,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:21:31,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:21:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:32,177 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:21:32,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:32,231 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:21:32,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:21:32,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1454917130, now seen corresponding path program 1 times [2022-11-16 11:21:32,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:21:32,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223716267] [2022-11-16 11:21:32,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:21:32,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:21:32,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:21:32,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:21:32,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:21:32,293 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223716267] [2022-11-16 11:21:32,294 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223716267] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:21:32,294 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:21:32,294 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-16 11:21:32,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804267263] [2022-11-16 11:21:32,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:21:32,300 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-16 11:21:32,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:21:32,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-16 11:21:32,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-16 11:21:32,338 INFO L87 Difference]: Start difference. First operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:21:32,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:21:32,345 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2022-11-16 11:21:32,347 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 23 transitions. [2022-11-16 11:21:32,349 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-11-16 11:21:32,353 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 13 states and 17 transitions. [2022-11-16 11:21:32,354 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2022-11-16 11:21:32,355 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-11-16 11:21:32,355 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 17 transitions. [2022-11-16 11:21:32,356 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 11:21:32,356 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 17 transitions. [2022-11-16 11:21:32,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 17 transitions. [2022-11-16 11:21:32,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2022-11-16 11:21:32,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 12 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) [2022-11-16 11:21:32,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 17 transitions. [2022-11-16 11:21:32,385 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 17 transitions. [2022-11-16 11:21:32,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-16 11:21:32,390 INFO L428 stractBuchiCegarLoop]: Abstraction has 13 states and 17 transitions. [2022-11-16 11:21:32,390 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-16 11:21:32,390 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 17 transitions. [2022-11-16 11:21:32,391 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-11-16 11:21:32,391 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 11:21:32,392 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 11:21:32,392 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-11-16 11:21:32,392 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:21:32,393 INFO L748 eck$LassoCheckResult]: Stem: 44#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 45#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1; 52#L382 assume !(main_~length1~0#1 < 1); 56#L382-2 assume !(main_~length2~0#1 < 1); 46#L385-1 call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, 1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1);assume { :begin_inline_cstrspn } true;cstrspn_#in~s1#1.base, cstrspn_#in~s1#1.offset, cstrspn_#in~s2#1.base, cstrspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrspn_#res#1;havoc cstrspn_#t~mem207#1, cstrspn_#t~post211#1.base, cstrspn_#t~post211#1.offset, cstrspn_#t~mem208#1, cstrspn_#t~mem209#1, cstrspn_#t~short210#1, cstrspn_#t~mem212#1, cstrspn_#t~post205#1.base, cstrspn_#t~post205#1.offset, cstrspn_#t~mem206#1, cstrspn_~s1#1.base, cstrspn_~s1#1.offset, cstrspn_~s2#1.base, cstrspn_~s2#1.offset, cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, cstrspn_~c~0#1;cstrspn_~s1#1.base, cstrspn_~s1#1.offset := cstrspn_#in~s1#1.base, cstrspn_#in~s1#1.offset;cstrspn_~s2#1.base, cstrspn_~s2#1.offset := cstrspn_#in~s2#1.base, cstrspn_#in~s2#1.offset;havoc cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset;havoc cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset;havoc cstrspn_~c~0#1;cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset := cstrspn_~s1#1.base, cstrspn_~s1#1.offset; 47#L369-4 [2022-11-16 11:21:32,393 INFO L750 eck$LassoCheckResult]: Loop: 47#L369-4 call cstrspn_#t~mem206#1 := read~int(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1); 53#L369-1 assume !!(0 != cstrspn_#t~mem206#1);havoc cstrspn_#t~mem206#1;cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset := cstrspn_~s2#1.base, cstrspn_~s2#1.offset;call cstrspn_#t~mem207#1 := read~int(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1);cstrspn_~c~0#1 := cstrspn_#t~mem207#1;havoc cstrspn_#t~mem207#1; 50#L372-5 call cstrspn_#t~mem208#1 := read~int(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short210#1 := 0 != cstrspn_#t~mem208#1; 51#L372-1 assume cstrspn_#t~short210#1;call cstrspn_#t~mem209#1 := read~int(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short210#1 := cstrspn_#t~mem209#1 != (if cstrspn_~c~0#1 % 256 <= 127 then cstrspn_~c~0#1 % 256 else cstrspn_~c~0#1 % 256 - 256); 55#L372-3 assume !cstrspn_#t~short210#1;havoc cstrspn_#t~mem208#1;havoc cstrspn_#t~mem209#1;havoc cstrspn_#t~short210#1; 48#L372-6 call cstrspn_#t~mem212#1 := read~int(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1); 49#L374 assume !(cstrspn_#t~mem212#1 != cstrspn_~c~0#1);havoc cstrspn_#t~mem212#1; 54#L369-3 cstrspn_#t~post205#1.base, cstrspn_#t~post205#1.offset := cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset;cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset := cstrspn_#t~post205#1.base, 1 + cstrspn_#t~post205#1.offset;havoc cstrspn_#t~post205#1.base, cstrspn_#t~post205#1.offset; 47#L369-4 [2022-11-16 11:21:32,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:21:32,394 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 2 times [2022-11-16 11:21:32,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:21:32,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064980785] [2022-11-16 11:21:32,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:21:32,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:21:32,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:32,470 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:21:32,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:32,515 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:21:32,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:21:32,521 INFO L85 PathProgramCache]: Analyzing trace with hash 1927396657, now seen corresponding path program 1 times [2022-11-16 11:21:32,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:21:32,521 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419170850] [2022-11-16 11:21:32,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:21:32,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:21:32,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:32,589 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:21:32,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:32,621 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:21:32,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:21:32,629 INFO L85 PathProgramCache]: Analyzing trace with hash -102988426, now seen corresponding path program 1 times [2022-11-16 11:21:32,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:21:32,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094311836] [2022-11-16 11:21:32,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:21:32,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:21:32,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:32,702 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:21:32,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:32,750 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:21:34,367 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 11:21:34,368 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 11:21:34,368 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 11:21:34,369 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 11:21:34,369 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 11:21:34,369 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:34,370 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 11:21:34,370 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 11:21:34,370 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrspn_mixed_alloca.i_Iteration2_Lasso [2022-11-16 11:21:34,370 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 11:21:34,371 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 11:21:34,417 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:34,436 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:34,443 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:34,446 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:34,450 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:34,453 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:34,457 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:34,460 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:34,466 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:34,468 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:34,473 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:35,453 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:35,456 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:35,459 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:35,462 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:35,465 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:35,469 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:35,476 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:36,672 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 11:21:36,677 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 11:21:36,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:36,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:36,683 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:36,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:36,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-16 11:21:36,712 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:36,712 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:36,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:36,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:36,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:36,718 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:36,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:36,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:36,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:36,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:36,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:36,743 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:36,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:36,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-16 11:21:36,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:36,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:36,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:36,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:36,789 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:36,789 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:36,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:36,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:36,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:36,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:36,821 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:36,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-16 11:21:36,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:36,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:36,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:36,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:36,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:36,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:36,845 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:36,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:36,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:36,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:36,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:36,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:36,863 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:36,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-16 11:21:36,876 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:36,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:36,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:36,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:36,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:36,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:36,895 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:36,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:36,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:36,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:36,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:36,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:36,921 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:36,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:36,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-16 11:21:36,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:36,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:36,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:36,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:36,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:36,950 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:36,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:36,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:36,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:36,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:36,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:36,972 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:36,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-16 11:21:36,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:36,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:36,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:36,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:36,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:36,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:36,993 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:36,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:37,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:37,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:37,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:37,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:37,034 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:37,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:37,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-16 11:21:37,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:37,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:37,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:37,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:37,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:37,060 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:37,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:37,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:37,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:37,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:37,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:37,077 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:37,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-16 11:21:37,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:37,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:37,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:37,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:37,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:37,100 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:37,100 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:37,119 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:37,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:37,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:37,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:37,131 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:37,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-16 11:21:37,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:37,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:37,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:37,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:37,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:37,158 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:37,159 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:37,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:37,180 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:37,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:37,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:37,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:37,190 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:37,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-16 11:21:37,200 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:37,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:37,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:37,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:37,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:37,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:37,214 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:37,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:37,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:37,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:37,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:37,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:37,231 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:37,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-16 11:21:37,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:37,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:37,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:37,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:37,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:37,251 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:37,252 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:37,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:37,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:37,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:37,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:37,286 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:37,296 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:37,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-16 11:21:37,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:37,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:37,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:37,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:37,314 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:37,314 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:37,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:37,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:37,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:37,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:37,349 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:37,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-16 11:21:37,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:37,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:37,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:37,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:37,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:37,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:37,382 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:37,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:37,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:37,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:37,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:37,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:37,422 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:37,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:37,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-16 11:21:37,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:37,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:37,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:37,452 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:37,457 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:37,458 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:37,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:37,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:37,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:37,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:37,485 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:37,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:37,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-16 11:21:37,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:37,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:37,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:37,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:37,515 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:37,515 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:37,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:37,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:37,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:37,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:37,539 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:37,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-16 11:21:37,543 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 [2022-11-16 11:21:37,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:37,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:37,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:37,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:37,559 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:37,559 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:37,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:37,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:37,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:37,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:37,577 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:37,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:37,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-16 11:21:37,606 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:37,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:37,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:37,607 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 11:21:37,607 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:37,618 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 11:21:37,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:37,624 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:37,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-11-16 11:21:37,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:37,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:37,634 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:37,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-16 11:21:37,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:37,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:37,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:37,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:37,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:37,690 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:37,690 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:37,727 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 11:21:37,790 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-11-16 11:21:37,790 INFO L444 ModelExtractionUtils]: 16 out of 55 variables were initially zero. Simplification set additionally 36 variables to zero. [2022-11-16 11:21:37,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:37,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:37,807 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:37,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-16 11:21:37,847 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 11:21:37,873 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-16 11:21:37,873 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 11:21:37,874 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~nondetString1~0#1.base)_1, ULTIMATE.start_cstrspn_~sc1~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_~nondetString1~0#1.base)_1 - 1*ULTIMATE.start_cstrspn_~sc1~0#1.offset Supporting invariants [] [2022-11-16 11:21:37,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:37,982 INFO L156 tatePredicateManager]: 12 out of 13 supporting invariants were superfluous and have been removed [2022-11-16 11:21:38,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:21:38,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:21:38,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-16 11:21:38,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:21:38,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:21:38,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-16 11:21:38,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:21:38,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:21:38,251 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 [2022-11-16 11:21:38,252 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 17 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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) [2022-11-16 11:21:38,342 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 17 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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) Result 21 states and 28 transitions. Complement of second has 4 states. [2022-11-16 11:21:38,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-16 11:21:38,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 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) [2022-11-16 11:21:38,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 17 transitions. [2022-11-16 11:21:38,347 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 5 letters. Loop has 8 letters. [2022-11-16 11:21:38,348 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 11:21:38,349 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 13 letters. Loop has 8 letters. [2022-11-16 11:21:38,350 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 11:21:38,350 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 5 letters. Loop has 16 letters. [2022-11-16 11:21:38,351 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 11:21:38,351 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 28 transitions. [2022-11-16 11:21:38,357 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-16 11:21:38,359 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 18 states and 25 transitions. [2022-11-16 11:21:38,359 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-16 11:21:38,361 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-11-16 11:21:38,361 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 25 transitions. [2022-11-16 11:21:38,361 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 11:21:38,361 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 25 transitions. [2022-11-16 11:21:38,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 25 transitions. [2022-11-16 11:21:38,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2022-11-16 11:21:38,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.3888888888888888) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:21:38,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 25 transitions. [2022-11-16 11:21:38,366 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 25 transitions. [2022-11-16 11:21:38,366 INFO L428 stractBuchiCegarLoop]: Abstraction has 18 states and 25 transitions. [2022-11-16 11:21:38,366 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-16 11:21:38,366 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 25 transitions. [2022-11-16 11:21:38,372 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-16 11:21:38,373 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 11:21:38,377 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 11:21:38,378 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:21:38,379 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-16 11:21:38,379 INFO L748 eck$LassoCheckResult]: Stem: 193#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 194#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1; 203#L382 assume !(main_~length1~0#1 < 1); 210#L382-2 assume !(main_~length2~0#1 < 1); 195#L385-1 call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, 1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1);assume { :begin_inline_cstrspn } true;cstrspn_#in~s1#1.base, cstrspn_#in~s1#1.offset, cstrspn_#in~s2#1.base, cstrspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrspn_#res#1;havoc cstrspn_#t~mem207#1, cstrspn_#t~post211#1.base, cstrspn_#t~post211#1.offset, cstrspn_#t~mem208#1, cstrspn_#t~mem209#1, cstrspn_#t~short210#1, cstrspn_#t~mem212#1, cstrspn_#t~post205#1.base, cstrspn_#t~post205#1.offset, cstrspn_#t~mem206#1, cstrspn_~s1#1.base, cstrspn_~s1#1.offset, cstrspn_~s2#1.base, cstrspn_~s2#1.offset, cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, cstrspn_~c~0#1;cstrspn_~s1#1.base, cstrspn_~s1#1.offset := cstrspn_#in~s1#1.base, cstrspn_#in~s1#1.offset;cstrspn_~s2#1.base, cstrspn_~s2#1.offset := cstrspn_#in~s2#1.base, cstrspn_#in~s2#1.offset;havoc cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset;havoc cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset;havoc cstrspn_~c~0#1;cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset := cstrspn_~s1#1.base, cstrspn_~s1#1.offset; 196#L369-4 call cstrspn_#t~mem206#1 := read~int(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1); 205#L369-1 assume !!(0 != cstrspn_#t~mem206#1);havoc cstrspn_#t~mem206#1;cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset := cstrspn_~s2#1.base, cstrspn_~s2#1.offset;call cstrspn_#t~mem207#1 := read~int(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1);cstrspn_~c~0#1 := cstrspn_#t~mem207#1;havoc cstrspn_#t~mem207#1; 199#L372-5 [2022-11-16 11:21:38,379 INFO L750 eck$LassoCheckResult]: Loop: 199#L372-5 call cstrspn_#t~mem208#1 := read~int(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short210#1 := 0 != cstrspn_#t~mem208#1; 200#L372-1 assume cstrspn_#t~short210#1;call cstrspn_#t~mem209#1 := read~int(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short210#1 := cstrspn_#t~mem209#1 != (if cstrspn_~c~0#1 % 256 <= 127 then cstrspn_~c~0#1 % 256 else cstrspn_~c~0#1 % 256 - 256); 208#L372-3 assume !!cstrspn_#t~short210#1;havoc cstrspn_#t~mem208#1;havoc cstrspn_#t~mem209#1;havoc cstrspn_#t~short210#1;cstrspn_#t~post211#1.base, cstrspn_#t~post211#1.offset := cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset;cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset := cstrspn_#t~post211#1.base, cstrspn_#t~post211#1.offset - 1;havoc cstrspn_#t~post211#1.base, cstrspn_#t~post211#1.offset; 199#L372-5 [2022-11-16 11:21:38,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:21:38,386 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935595, now seen corresponding path program 1 times [2022-11-16 11:21:38,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:21:38,387 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237774401] [2022-11-16 11:21:38,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:21:38,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:21:38,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:38,442 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:21:38,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:38,490 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:21:38,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:21:38,491 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 1 times [2022-11-16 11:21:38,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:21:38,491 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230801915] [2022-11-16 11:21:38,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:21:38,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:21:38,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:38,498 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:21:38,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:38,504 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:21:38,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:21:38,505 INFO L85 PathProgramCache]: Analyzing trace with hash 1593218778, now seen corresponding path program 1 times [2022-11-16 11:21:38,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:21:38,506 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957728576] [2022-11-16 11:21:38,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:21:38,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:21:38,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:38,540 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:21:38,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:38,567 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:21:39,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:40,023 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 11:21:40,023 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 11:21:40,023 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 11:21:40,024 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 11:21:40,024 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 11:21:40,024 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:40,024 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 11:21:40,024 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 11:21:40,024 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrspn_mixed_alloca.i_Iteration3_Lasso [2022-11-16 11:21:40,024 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 11:21:40,024 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 11:21:40,030 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:40,033 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:40,037 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:40,040 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:40,043 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:40,047 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:40,937 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:40,948 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:40,950 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:40,955 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:40,959 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:40,962 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:40,964 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:40,968 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:40,972 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:40,975 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:40,977 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:40,985 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:42,176 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 11:21:42,176 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 11:21:42,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:42,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:42,179 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:42,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:42,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:42,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:42,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:42,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:42,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:42,206 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:42,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:42,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-16 11:21:42,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:42,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:42,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:42,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:42,227 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:42,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:42,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-16 11:21:42,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:42,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:42,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:42,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:42,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:42,250 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:42,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:42,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:42,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:42,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:42,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:42,277 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:42,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:42,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-16 11:21:42,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:42,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:42,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:42,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:42,299 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:42,299 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:42,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:42,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:42,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:42,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:42,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:42,328 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:42,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-16 11:21:42,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:42,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:42,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:42,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:42,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:42,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:42,343 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:42,343 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:42,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:42,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:42,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:42,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:42,358 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:42,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:42,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-16 11:21:42,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:42,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:42,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:42,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:42,378 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:42,378 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:42,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:42,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-11-16 11:21:42,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:42,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:42,386 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:42,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-16 11:21:42,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:42,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:42,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:42,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:42,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:42,405 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:42,405 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:42,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:42,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:42,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:42,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:42,422 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:42,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:42,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-16 11:21:42,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:42,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:42,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:42,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:42,445 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:42,445 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:42,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:42,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:42,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:42,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:42,477 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:42,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:42,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-16 11:21:42,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:42,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:42,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:42,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:42,500 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:42,500 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:42,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:42,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-11-16 11:21:42,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:42,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:42,520 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:42,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-16 11:21:42,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:42,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:42,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:42,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:42,538 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:42,549 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:42,549 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:42,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:42,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:42,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:42,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:42,587 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:42,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-16 11:21:42,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:42,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:42,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:42,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:42,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:42,608 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:42,608 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:42,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:42,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:42,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:42,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:42,637 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:42,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-16 11:21:42,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:42,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:42,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:42,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:42,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:42,677 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:42,677 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:42,713 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 11:21:42,796 INFO L443 ModelExtractionUtils]: Simplification made 19 calls to the SMT solver. [2022-11-16 11:21:42,797 INFO L444 ModelExtractionUtils]: 28 out of 55 variables were initially zero. Simplification set additionally 24 variables to zero. [2022-11-16 11:21:42,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:42,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:42,798 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:42,802 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 11:21:42,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-16 11:21:42,828 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-16 11:21:42,828 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 11:21:42,828 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc216#1.base)_2, ULTIMATE.start_cstrspn_~s~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc216#1.base)_2 + 2*ULTIMATE.start_cstrspn_~s~0#1.offset Supporting invariants [] [2022-11-16 11:21:42,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:42,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:42,948 INFO L156 tatePredicateManager]: 17 out of 19 supporting invariants were superfluous and have been removed [2022-11-16 11:21:42,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:21:43,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:21:43,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-16 11:21:43,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:21:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:21:43,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-16 11:21:43,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:21:43,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:21:43,132 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-11-16 11:21:43,132 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 25 transitions. cyclomatic complexity: 9 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:21:43,194 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 25 transitions. cyclomatic complexity: 9. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 43 states and 57 transitions. Complement of second has 6 states. [2022-11-16 11:21:43,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-16 11:21:43,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:21:43,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2022-11-16 11:21:43,197 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 7 letters. Loop has 3 letters. [2022-11-16 11:21:43,197 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 11:21:43,197 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 10 letters. Loop has 3 letters. [2022-11-16 11:21:43,197 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 11:21:43,197 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 7 letters. Loop has 6 letters. [2022-11-16 11:21:43,197 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 11:21:43,198 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43 states and 57 transitions. [2022-11-16 11:21:43,199 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-16 11:21:43,200 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43 states to 30 states and 40 transitions. [2022-11-16 11:21:43,200 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2022-11-16 11:21:43,201 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-11-16 11:21:43,201 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 40 transitions. [2022-11-16 11:21:43,201 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 11:21:43,201 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 40 transitions. [2022-11-16 11:21:43,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 40 transitions. [2022-11-16 11:21:43,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 24. [2022-11-16 11:21:43,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.375) internal successors, (33), 23 states have internal predecessors, (33), 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) [2022-11-16 11:21:43,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 33 transitions. [2022-11-16 11:21:43,205 INFO L240 hiAutomatonCegarLoop]: Abstraction has 24 states and 33 transitions. [2022-11-16 11:21:43,205 INFO L428 stractBuchiCegarLoop]: Abstraction has 24 states and 33 transitions. [2022-11-16 11:21:43,205 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-16 11:21:43,205 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 33 transitions. [2022-11-16 11:21:43,206 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-16 11:21:43,206 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 11:21:43,206 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 11:21:43,207 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:21:43,207 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-16 11:21:43,207 INFO L748 eck$LassoCheckResult]: Stem: 388#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 389#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1; 398#L382 assume !(main_~length1~0#1 < 1); 407#L382-2 assume !(main_~length2~0#1 < 1); 390#L385-1 call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, 1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1);assume { :begin_inline_cstrspn } true;cstrspn_#in~s1#1.base, cstrspn_#in~s1#1.offset, cstrspn_#in~s2#1.base, cstrspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrspn_#res#1;havoc cstrspn_#t~mem207#1, cstrspn_#t~post211#1.base, cstrspn_#t~post211#1.offset, cstrspn_#t~mem208#1, cstrspn_#t~mem209#1, cstrspn_#t~short210#1, cstrspn_#t~mem212#1, cstrspn_#t~post205#1.base, cstrspn_#t~post205#1.offset, cstrspn_#t~mem206#1, cstrspn_~s1#1.base, cstrspn_~s1#1.offset, cstrspn_~s2#1.base, cstrspn_~s2#1.offset, cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, cstrspn_~c~0#1;cstrspn_~s1#1.base, cstrspn_~s1#1.offset := cstrspn_#in~s1#1.base, cstrspn_#in~s1#1.offset;cstrspn_~s2#1.base, cstrspn_~s2#1.offset := cstrspn_#in~s2#1.base, cstrspn_#in~s2#1.offset;havoc cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset;havoc cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset;havoc cstrspn_~c~0#1;cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset := cstrspn_~s1#1.base, cstrspn_~s1#1.offset; 391#L369-4 call cstrspn_#t~mem206#1 := read~int(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1); 399#L369-1 assume !!(0 != cstrspn_#t~mem206#1);havoc cstrspn_#t~mem206#1;cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset := cstrspn_~s2#1.base, cstrspn_~s2#1.offset;call cstrspn_#t~mem207#1 := read~int(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1);cstrspn_~c~0#1 := cstrspn_#t~mem207#1;havoc cstrspn_#t~mem207#1; 408#L372-5 call cstrspn_#t~mem208#1 := read~int(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short210#1 := 0 != cstrspn_#t~mem208#1; 411#L372-1 assume !cstrspn_#t~short210#1; 409#L372-3 assume !cstrspn_#t~short210#1;havoc cstrspn_#t~mem208#1;havoc cstrspn_#t~mem209#1;havoc cstrspn_#t~short210#1; 392#L372-6 call cstrspn_#t~mem212#1 := read~int(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1); 393#L374 assume !(cstrspn_#t~mem212#1 != cstrspn_~c~0#1);havoc cstrspn_#t~mem212#1; 403#L369-3 cstrspn_#t~post205#1.base, cstrspn_#t~post205#1.offset := cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset;cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset := cstrspn_#t~post205#1.base, 1 + cstrspn_#t~post205#1.offset;havoc cstrspn_#t~post205#1.base, cstrspn_#t~post205#1.offset; 400#L369-4 call cstrspn_#t~mem206#1 := read~int(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1); 402#L369-1 assume !!(0 != cstrspn_#t~mem206#1);havoc cstrspn_#t~mem206#1;cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset := cstrspn_~s2#1.base, cstrspn_~s2#1.offset;call cstrspn_#t~mem207#1 := read~int(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1);cstrspn_~c~0#1 := cstrspn_#t~mem207#1;havoc cstrspn_#t~mem207#1; 394#L372-5 [2022-11-16 11:21:43,208 INFO L750 eck$LassoCheckResult]: Loop: 394#L372-5 call cstrspn_#t~mem208#1 := read~int(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short210#1 := 0 != cstrspn_#t~mem208#1; 395#L372-1 assume cstrspn_#t~short210#1;call cstrspn_#t~mem209#1 := read~int(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short210#1 := cstrspn_#t~mem209#1 != (if cstrspn_~c~0#1 % 256 <= 127 then cstrspn_~c~0#1 % 256 else cstrspn_~c~0#1 % 256 - 256); 404#L372-3 assume !!cstrspn_#t~short210#1;havoc cstrspn_#t~mem208#1;havoc cstrspn_#t~mem209#1;havoc cstrspn_#t~short210#1;cstrspn_#t~post211#1.base, cstrspn_#t~post211#1.offset := cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset;cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset := cstrspn_#t~post211#1.base, cstrspn_#t~post211#1.offset - 1;havoc cstrspn_#t~post211#1.base, cstrspn_#t~post211#1.offset; 394#L372-5 [2022-11-16 11:21:43,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:21:43,208 INFO L85 PathProgramCache]: Analyzing trace with hash 1587378397, now seen corresponding path program 1 times [2022-11-16 11:21:43,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:21:43,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571354420] [2022-11-16 11:21:43,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:21:43,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:21:43,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:21:43,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:21:43,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:21:43,446 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571354420] [2022-11-16 11:21:43,446 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571354420] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:21:43,447 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:21:43,447 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-16 11:21:43,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948867557] [2022-11-16 11:21:43,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:21:43,448 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 11:21:43,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:21:43,448 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 2 times [2022-11-16 11:21:43,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:21:43,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708080453] [2022-11-16 11:21:43,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:21:43,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:21:43,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:43,460 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:21:43,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:43,475 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:21:43,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:21:43,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-16 11:21:43,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-16 11:21:43,632 INFO L87 Difference]: Start difference. First operand 24 states and 33 transitions. cyclomatic complexity: 12 Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:21:43,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:21:43,740 INFO L93 Difference]: Finished difference Result 30 states and 39 transitions. [2022-11-16 11:21:43,740 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 39 transitions. [2022-11-16 11:21:43,741 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-16 11:21:43,741 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 27 states and 35 transitions. [2022-11-16 11:21:43,741 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2022-11-16 11:21:43,742 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-11-16 11:21:43,742 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 35 transitions. [2022-11-16 11:21:43,742 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 11:21:43,742 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 35 transitions. [2022-11-16 11:21:43,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 35 transitions. [2022-11-16 11:21:43,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 25. [2022-11-16 11:21:43,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.32) internal successors, (33), 24 states have internal predecessors, (33), 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) [2022-11-16 11:21:43,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 33 transitions. [2022-11-16 11:21:43,745 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 33 transitions. [2022-11-16 11:21:43,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-16 11:21:43,749 INFO L428 stractBuchiCegarLoop]: Abstraction has 25 states and 33 transitions. [2022-11-16 11:21:43,749 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-16 11:21:43,749 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 33 transitions. [2022-11-16 11:21:43,750 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-16 11:21:43,750 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 11:21:43,750 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 11:21:43,751 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:21:43,751 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-16 11:21:43,751 INFO L748 eck$LassoCheckResult]: Stem: 460#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 461#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1; 470#L382 assume !(main_~length1~0#1 < 1); 479#L382-2 assume !(main_~length2~0#1 < 1); 462#L385-1 call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, 1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1);assume { :begin_inline_cstrspn } true;cstrspn_#in~s1#1.base, cstrspn_#in~s1#1.offset, cstrspn_#in~s2#1.base, cstrspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrspn_#res#1;havoc cstrspn_#t~mem207#1, cstrspn_#t~post211#1.base, cstrspn_#t~post211#1.offset, cstrspn_#t~mem208#1, cstrspn_#t~mem209#1, cstrspn_#t~short210#1, cstrspn_#t~mem212#1, cstrspn_#t~post205#1.base, cstrspn_#t~post205#1.offset, cstrspn_#t~mem206#1, cstrspn_~s1#1.base, cstrspn_~s1#1.offset, cstrspn_~s2#1.base, cstrspn_~s2#1.offset, cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, cstrspn_~c~0#1;cstrspn_~s1#1.base, cstrspn_~s1#1.offset := cstrspn_#in~s1#1.base, cstrspn_#in~s1#1.offset;cstrspn_~s2#1.base, cstrspn_~s2#1.offset := cstrspn_#in~s2#1.base, cstrspn_#in~s2#1.offset;havoc cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset;havoc cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset;havoc cstrspn_~c~0#1;cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset := cstrspn_~s1#1.base, cstrspn_~s1#1.offset; 463#L369-4 call cstrspn_#t~mem206#1 := read~int(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1); 471#L369-1 assume !!(0 != cstrspn_#t~mem206#1);havoc cstrspn_#t~mem206#1;cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset := cstrspn_~s2#1.base, cstrspn_~s2#1.offset;call cstrspn_#t~mem207#1 := read~int(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1);cstrspn_~c~0#1 := cstrspn_#t~mem207#1;havoc cstrspn_#t~mem207#1; 484#L372-5 call cstrspn_#t~mem208#1 := read~int(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short210#1 := 0 != cstrspn_#t~mem208#1; 483#L372-1 assume cstrspn_#t~short210#1;call cstrspn_#t~mem209#1 := read~int(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short210#1 := cstrspn_#t~mem209#1 != (if cstrspn_~c~0#1 % 256 <= 127 then cstrspn_~c~0#1 % 256 else cstrspn_~c~0#1 % 256 - 256); 481#L372-3 assume !cstrspn_#t~short210#1;havoc cstrspn_#t~mem208#1;havoc cstrspn_#t~mem209#1;havoc cstrspn_#t~short210#1; 464#L372-6 call cstrspn_#t~mem212#1 := read~int(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1); 465#L374 assume !(cstrspn_#t~mem212#1 != cstrspn_~c~0#1);havoc cstrspn_#t~mem212#1; 475#L369-3 cstrspn_#t~post205#1.base, cstrspn_#t~post205#1.offset := cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset;cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset := cstrspn_#t~post205#1.base, 1 + cstrspn_#t~post205#1.offset;havoc cstrspn_#t~post205#1.base, cstrspn_#t~post205#1.offset; 472#L369-4 call cstrspn_#t~mem206#1 := read~int(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1); 474#L369-1 assume !!(0 != cstrspn_#t~mem206#1);havoc cstrspn_#t~mem206#1;cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset := cstrspn_~s2#1.base, cstrspn_~s2#1.offset;call cstrspn_#t~mem207#1 := read~int(cstrspn_~sc1~0#1.base, cstrspn_~sc1~0#1.offset, 1);cstrspn_~c~0#1 := cstrspn_#t~mem207#1;havoc cstrspn_#t~mem207#1; 466#L372-5 [2022-11-16 11:21:43,752 INFO L750 eck$LassoCheckResult]: Loop: 466#L372-5 call cstrspn_#t~mem208#1 := read~int(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short210#1 := 0 != cstrspn_#t~mem208#1; 467#L372-1 assume cstrspn_#t~short210#1;call cstrspn_#t~mem209#1 := read~int(cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset, 1);cstrspn_#t~short210#1 := cstrspn_#t~mem209#1 != (if cstrspn_~c~0#1 % 256 <= 127 then cstrspn_~c~0#1 % 256 else cstrspn_~c~0#1 % 256 - 256); 476#L372-3 assume !!cstrspn_#t~short210#1;havoc cstrspn_#t~mem208#1;havoc cstrspn_#t~mem209#1;havoc cstrspn_#t~short210#1;cstrspn_#t~post211#1.base, cstrspn_#t~post211#1.offset := cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset;cstrspn_~s~0#1.base, cstrspn_~s~0#1.offset := cstrspn_#t~post211#1.base, cstrspn_#t~post211#1.offset - 1;havoc cstrspn_#t~post211#1.base, cstrspn_#t~post211#1.offset; 466#L372-5 [2022-11-16 11:21:43,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:21:43,752 INFO L85 PathProgramCache]: Analyzing trace with hash -187628965, now seen corresponding path program 2 times [2022-11-16 11:21:43,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:21:43,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673572276] [2022-11-16 11:21:43,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:21:43,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:21:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:43,781 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:21:43,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:43,819 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:21:43,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:21:43,823 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 3 times [2022-11-16 11:21:43,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:21:43,823 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158295936] [2022-11-16 11:21:43,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:21:43,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:21:43,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:43,834 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:21:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:43,841 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:21:43,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:21:43,842 INFO L85 PathProgramCache]: Analyzing trace with hash -1902015318, now seen corresponding path program 1 times [2022-11-16 11:21:43,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:21:43,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67254856] [2022-11-16 11:21:43,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:21:43,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:21:43,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:43,908 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:21:43,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:21:43,965 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:21:45,705 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 11:21:45,705 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 11:21:45,705 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 11:21:45,705 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 11:21:45,705 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 11:21:45,705 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:45,705 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 11:21:45,705 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 11:21:45,706 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrspn_mixed_alloca.i_Iteration5_Lasso [2022-11-16 11:21:45,706 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 11:21:45,706 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 11:21:45,710 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:45,714 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:45,717 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:45,720 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:45,723 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:45,727 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:45,730 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:45,736 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:45,740 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:45,743 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:45,746 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:45,748 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:45,751 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:45,753 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:45,756 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:45,758 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:45,762 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:45,764 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:21:48,760 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 11:21:48,760 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 11:21:48,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:48,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:48,762 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:48,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:48,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-16 11:21:48,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:48,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:48,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:48,790 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:48,792 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:48,793 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:48,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:48,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:48,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:48,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:48,801 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:48,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:48,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-16 11:21:48,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:48,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:48,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:48,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:48,829 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:48,829 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:48,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:48,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:48,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:48,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:48,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:48,856 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:48,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-16 11:21:48,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:48,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:48,872 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:48,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:48,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:48,872 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:48,873 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:48,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:48,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:48,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-11-16 11:21:48,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:48,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:48,878 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:48,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-16 11:21:48,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:48,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:48,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:48,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:48,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:48,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:48,894 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:48,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:48,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:48,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-11-16 11:21:48,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:48,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:48,900 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:48,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-16 11:21:48,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:48,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:48,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:48,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:48,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:48,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:48,916 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:48,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:48,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:48,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-11-16 11:21:48,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:48,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:48,922 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:48,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-16 11:21:48,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:48,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:48,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:48,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:48,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:48,939 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:48,939 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:48,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:48,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:48,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-11-16 11:21:48,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:48,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:48,946 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:48,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-16 11:21:48,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:48,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:48,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:48,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:48,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:48,966 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:48,966 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:48,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:48,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:48,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-11-16 11:21:48,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:48,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:48,973 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:48,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-16 11:21:48,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:48,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:48,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:48,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:48,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:48,992 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:48,992 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:48,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:48,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-11-16 11:21:48,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:49,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:49,001 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:49,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-16 11:21:49,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:49,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:49,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:49,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:49,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:49,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:49,017 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:49,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:49,018 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:49,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-11-16 11:21:49,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:49,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:49,024 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:49,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-16 11:21:49,029 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:49,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:49,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:49,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:49,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:49,041 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:49,042 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:49,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:49,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:49,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:49,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:49,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:49,054 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:49,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:49,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-16 11:21:49,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:49,079 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:49,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:49,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:49,080 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:49,082 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:49,082 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:49,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:49,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:49,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:49,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:49,105 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:49,109 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 [2022-11-16 11:21:49,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-16 11:21:49,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:49,124 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:49,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:49,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:49,125 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:49,125 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:49,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:49,142 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:49,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:49,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:49,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:49,148 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:49,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:49,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-16 11:21:49,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:49,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:49,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:49,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:49,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:49,169 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:49,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:49,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:49,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:49,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:49,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:49,193 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:49,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:49,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-16 11:21:49,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:49,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:49,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:49,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:49,212 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:49,213 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:49,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:49,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:49,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:49,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:49,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:49,240 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:49,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-16 11:21:49,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:49,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:49,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:49,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:49,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:49,256 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:49,256 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:49,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:49,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:49,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:49,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:49,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:49,262 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:49,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-16 11:21:49,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:49,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:49,277 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:49,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:49,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:49,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:49,278 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:49,278 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:49,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:49,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-11-16 11:21:49,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:49,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:49,287 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:49,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:49,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-16 11:21:49,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:49,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:21:49,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:49,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:49,312 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:49,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:21:49,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:21:49,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:49,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:49,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:49,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:49,348 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:49,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:49,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-16 11:21:49,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:49,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:49,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:49,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:49,373 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:49,373 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:49,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:49,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:49,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:49,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:49,397 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:49,401 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:49,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-16 11:21:49,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:49,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:49,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:49,418 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:49,430 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:49,431 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:49,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:49,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:49,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:49,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:49,467 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:49,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:49,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-16 11:21:49,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:49,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:49,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:49,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:49,489 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:49,489 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:49,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:49,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:49,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:49,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:49,514 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:49,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:49,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-16 11:21:49,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:49,536 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2022-11-16 11:21:49,536 INFO L204 nArgumentSynthesizer]: 6 loop disjuncts [2022-11-16 11:21:49,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:49,646 INFO L401 nArgumentSynthesizer]: We have 132 Motzkin's Theorem applications. [2022-11-16 11:21:49,646 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-11-16 11:21:49,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:49,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:49,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:49,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:49,867 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:49,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-16 11:21:49,869 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 [2022-11-16 11:21:49,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:49,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:49,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:49,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:49,884 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:49,884 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:49,889 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:49,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-11-16 11:21:49,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:49,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:49,893 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:49,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-16 11:21:49,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:49,912 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:49,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:49,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:49,913 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:49,916 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:49,916 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:49,924 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:21:49,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-11-16 11:21:49,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:49,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:49,928 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:49,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-16 11:21:49,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 11:21:49,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:21:49,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:21:49,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:21:49,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:21:49,957 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:21:49,957 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:21:49,989 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 11:21:50,050 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2022-11-16 11:21:50,050 INFO L444 ModelExtractionUtils]: 25 out of 55 variables were initially zero. Simplification set additionally 27 variables to zero. [2022-11-16 11:21:50,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:21:50,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:21:50,055 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:21:50,063 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 11:21:50,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-16 11:21:50,086 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-16 11:21:50,087 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 11:21:50,087 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrspn_~s~0#1.offset, v_rep(select #length ULTIMATE.start_cstrspn_~s2#1.base)_1) = 2*ULTIMATE.start_cstrspn_~s~0#1.offset + 1*v_rep(select #length ULTIMATE.start_cstrspn_~s2#1.base)_1 Supporting invariants [] [2022-11-16 11:21:50,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:50,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-16 11:21:50,315 INFO L156 tatePredicateManager]: 32 out of 33 supporting invariants were superfluous and have been removed [2022-11-16 11:21:50,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:21:50,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:21:50,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 11:21:50,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:21:50,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:21:50,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-16 11:21:50,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:21:50,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:21:50,469 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 [2022-11-16 11:21:50,469 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11 Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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) [2022-11-16 11:21:50,518 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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 41 states and 51 transitions. Complement of second has 5 states. [2022-11-16 11:21:50,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-16 11:21:50,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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) [2022-11-16 11:21:50,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 18 transitions. [2022-11-16 11:21:50,520 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 18 transitions. Stem has 15 letters. Loop has 3 letters. [2022-11-16 11:21:50,520 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 11:21:50,520 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-16 11:21:50,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:21:50,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:21:50,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 11:21:50,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:21:50,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:21:50,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-16 11:21:50,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:21:50,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:21:50,663 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-16 11:21:50,663 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11 Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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) [2022-11-16 11:21:50,697 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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 41 states and 51 transitions. Complement of second has 5 states. [2022-11-16 11:21:50,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-16 11:21:50,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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) [2022-11-16 11:21:50,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 18 transitions. [2022-11-16 11:21:50,698 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 18 transitions. Stem has 15 letters. Loop has 3 letters. [2022-11-16 11:21:50,698 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 11:21:50,698 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-16 11:21:50,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:21:50,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:21:50,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 11:21:50,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:21:50,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:21:50,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-16 11:21:50,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:21:50,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:21:50,830 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-16 11:21:50,830 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11 Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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) [2022-11-16 11:21:50,877 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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 41 states and 53 transitions. Complement of second has 4 states. [2022-11-16 11:21:50,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-16 11:21:50,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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) [2022-11-16 11:21:50,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 27 transitions. [2022-11-16 11:21:50,879 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 27 transitions. Stem has 15 letters. Loop has 3 letters. [2022-11-16 11:21:50,879 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 11:21:50,879 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 27 transitions. Stem has 18 letters. Loop has 3 letters. [2022-11-16 11:21:50,880 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 11:21:50,880 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 27 transitions. Stem has 15 letters. Loop has 6 letters. [2022-11-16 11:21:50,880 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 11:21:50,880 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 53 transitions. [2022-11-16 11:21:50,882 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 11:21:50,883 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 0 states and 0 transitions. [2022-11-16 11:21:50,883 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-16 11:21:50,883 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-16 11:21:50,883 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-16 11:21:50,883 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 11:21:50,883 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 11:21:50,883 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 11:21:50,883 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 11:21:50,883 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-16 11:21:50,883 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-16 11:21:50,883 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 11:21:50,884 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-16 11:21:50,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 16.11 11:21:50 BoogieIcfgContainer [2022-11-16 11:21:50,893 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-16 11:21:50,893 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 11:21:50,894 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 11:21:50,894 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 11:21:50,894 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:21:31" (3/4) ... [2022-11-16 11:21:50,902 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 11:21:50,903 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 11:21:50,904 INFO L158 Benchmark]: Toolchain (without parser) took 20453.68ms. Allocated memory was 117.4MB in the beginning and 172.0MB in the end (delta: 54.5MB). Free memory was 77.6MB in the beginning and 98.8MB in the end (delta: -21.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-16 11:21:50,904 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:21:50,905 INFO L158 Benchmark]: CACSL2BoogieTranslator took 678.72ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 83.4MB in the end (delta: -5.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 11:21:50,905 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.03ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 81.2MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:21:50,906 INFO L158 Benchmark]: Boogie Preprocessor took 39.45ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 79.7MB in the end (delta: 1.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 11:21:50,908 INFO L158 Benchmark]: RCFGBuilder took 513.38ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 66.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 11:21:50,909 INFO L158 Benchmark]: BuchiAutomizer took 19107.43ms. Allocated memory was 117.4MB in the beginning and 172.0MB in the end (delta: 54.5MB). Free memory was 66.0MB in the beginning and 98.8MB in the end (delta: -32.8MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2022-11-16 11:21:50,909 INFO L158 Benchmark]: Witness Printer took 9.29ms. Allocated memory is still 172.0MB. Free memory is still 98.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:21:50,911 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 678.72ms. Allocated memory is still 117.4MB. Free memory was 77.4MB in the beginning and 83.4MB in the end (delta: -5.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.03ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 81.2MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.45ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 79.7MB in the end (delta: 1.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 513.38ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 66.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 19107.43ms. Allocated memory was 117.4MB in the beginning and 172.0MB in the end (delta: 54.5MB). Free memory was 66.0MB in the beginning and 98.8MB in the end (delta: -32.8MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. * Witness Printer took 9.29ms. Allocated memory is still 172.0MB. Free memory is still 98.8MB. 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 5 terminating modules (2 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function -1 * sc1 + unknown-#length-unknown[nondetString1] and consists of 3 locations. One deterministic module has affine ranking function 2 * s + unknown-#length-unknown[__builtin_alloca(length2 * sizeof(char))] and consists of 4 locations. One nondeterministic module has affine ranking function 2 * s + unknown-#length-unknown[s2] and consists of 3 locations. 2 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 19.0s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 17.5s. Construction of modules took 0.1s. Büchi inclusion checks took 1.2s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 8 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 111 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 111 mSDsluCounter, 165 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 57 mSDsCounter, 21 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 97 IncrementalHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21 mSolverCounterUnsat, 108 mSDtfsCounter, 97 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital289 mio100 ax100 hnf100 lsp103 ukn81 mio100 lsp46 div162 bol100 ite100 ukn100 eq167 hnf92 smp67 dnf384 smp42 tf100 neg97 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 348ms VariablesStem: 7 VariablesLoop: 4 DisjunctsStem: 4 DisjunctsLoop: 6 SupportingInvariants: 12 MotzkinApplications: 132 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! [2022-11-16 11:21:50,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36167987-5f21-4c40-b896-f5ee9e4c9049/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE