./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/c.03-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 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_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/c.03-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8 --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 ffd6e9554cad43049f3baa89c0ba2bf94011d3e069a47b1754df8be10679286a --- 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-2329fc7 [2022-12-13 22:25:40,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 22:25:40,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 22:25:40,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 22:25:40,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 22:25:40,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 22:25:40,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 22:25:40,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 22:25:40,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 22:25:40,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 22:25:40,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 22:25:40,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 22:25:40,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 22:25:40,463 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 22:25:40,464 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 22:25:40,465 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 22:25:40,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 22:25:40,467 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 22:25:40,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 22:25:40,470 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 22:25:40,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 22:25:40,473 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 22:25:40,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 22:25:40,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 22:25:40,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 22:25:40,479 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 22:25:40,479 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 22:25:40,480 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 22:25:40,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 22:25:40,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 22:25:40,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 22:25:40,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 22:25:40,483 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 22:25:40,484 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 22:25:40,485 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 22:25:40,485 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 22:25:40,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 22:25:40,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 22:25:40,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 22:25:40,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 22:25:40,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 22:25:40,488 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-12-13 22:25:40,510 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 22:25:40,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 22:25:40,511 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 22:25:40,511 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 22:25:40,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 22:25:40,512 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 22:25:40,512 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 22:25:40,513 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 22:25:40,513 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 22:25:40,513 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 22:25:40,513 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 22:25:40,513 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 22:25:40,514 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 22:25:40,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 22:25:40,514 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 22:25:40,514 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 22:25:40,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 22:25:40,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 22:25:40,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 22:25:40,515 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 22:25:40,515 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 22:25:40,515 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 22:25:40,516 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 22:25:40,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 22:25:40,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 22:25:40,516 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 22:25:40,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 22:25:40,517 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 22:25:40,518 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 22:25:40,518 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_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ffd6e9554cad43049f3baa89c0ba2bf94011d3e069a47b1754df8be10679286a [2022-12-13 22:25:40,707 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 22:25:40,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 22:25:40,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 22:25:40,725 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 22:25:40,725 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 22:25:40,726 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/termination-memory-alloca/c.03-alloca-1.i [2022-12-13 22:25:43,250 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 22:25:43,424 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 22:25:43,424 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/sv-benchmarks/c/termination-memory-alloca/c.03-alloca-1.i [2022-12-13 22:25:43,433 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/data/ef3364499/7d1598d8eea64eddbf26f3b74d9d0e09/FLAGf14b69654 [2022-12-13 22:25:43,829 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/data/ef3364499/7d1598d8eea64eddbf26f3b74d9d0e09 [2022-12-13 22:25:43,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 22:25:43,833 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 22:25:43,834 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 22:25:43,834 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 22:25:43,837 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 22:25:43,837 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:25:43" (1/1) ... [2022-12-13 22:25:43,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f3af02e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:43, skipping insertion in model container [2022-12-13 22:25:43,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:25:43" (1/1) ... [2022-12-13 22:25:43,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 22:25:43,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 22:25:44,019 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 22:25:44,027 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 22:25:44,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 22:25:44,068 INFO L208 MainTranslator]: Completed translation [2022-12-13 22:25:44,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:44 WrapperNode [2022-12-13 22:25:44,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 22:25:44,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 22:25:44,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 22:25:44,069 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 22:25:44,074 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:44" (1/1) ... [2022-12-13 22:25:44,082 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:44" (1/1) ... [2022-12-13 22:25:44,095 INFO L138 Inliner]: procedures = 111, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 78 [2022-12-13 22:25:44,095 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 22:25:44,096 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 22:25:44,096 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 22:25:44,096 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 22:25:44,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:44" (1/1) ... [2022-12-13 22:25:44,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:44" (1/1) ... [2022-12-13 22:25:44,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:44" (1/1) ... [2022-12-13 22:25:44,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:44" (1/1) ... [2022-12-13 22:25:44,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:44" (1/1) ... [2022-12-13 22:25:44,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:44" (1/1) ... [2022-12-13 22:25:44,110 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:44" (1/1) ... [2022-12-13 22:25:44,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:44" (1/1) ... [2022-12-13 22:25:44,112 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 22:25:44,113 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 22:25:44,113 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 22:25:44,113 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 22:25:44,113 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:44" (1/1) ... [2022-12-13 22:25:44,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:44,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:44,136 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:44,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 22:25:44,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 22:25:44,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 22:25:44,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 22:25:44,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 22:25:44,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 22:25:44,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 22:25:44,247 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 22:25:44,248 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 22:25:44,353 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 22:25:44,359 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 22:25:44,359 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 22:25:44,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:25:44 BoogieIcfgContainer [2022-12-13 22:25:44,361 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 22:25:44,362 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 22:25:44,362 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 22:25:44,365 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 22:25:44,366 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 22:25:44,366 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 10:25:43" (1/3) ... [2022-12-13 22:25:44,367 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7b30509f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 10:25:44, skipping insertion in model container [2022-12-13 22:25:44,367 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 22:25:44,367 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:25:44" (2/3) ... [2022-12-13 22:25:44,368 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7b30509f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 10:25:44, skipping insertion in model container [2022-12-13 22:25:44,368 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 22:25:44,368 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:25:44" (3/3) ... [2022-12-13 22:25:44,369 INFO L332 chiAutomizerObserver]: Analyzing ICFG c.03-alloca-1.i [2022-12-13 22:25:44,407 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 22:25:44,407 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 22:25:44,407 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 22:25:44,407 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 22:25:44,407 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 22:25:44,407 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 22:25:44,407 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 22:25:44,407 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 22:25:44,410 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 22:25:44,423 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-12-13 22:25:44,423 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 22:25:44,423 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 22:25:44,426 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 22:25:44,427 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-12-13 22:25:44,427 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 22:25:44,427 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 22:25:44,428 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-12-13 22:25:44,428 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 22:25:44,428 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 22:25:44,428 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 22:25:44,428 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-12-13 22:25:44,433 INFO L748 eck$LassoCheckResult]: Stem: 6#$Ultimate##0true 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~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~ret18#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~z#1 := main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~mem10#1, test_fun_#t~mem11#1, test_fun_#t~mem12#1, test_fun_#t~mem13#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~short9#1, test_fun_#t~mem14#1, test_fun_~x#1, test_fun_~y#1, test_fun_~z#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~z#1 := test_fun_#in~z#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_~z#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 7#L558-2true [2022-12-13 22:25:44,434 INFO L750 eck$LassoCheckResult]: Loop: 7#L558-2true call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 < test_fun_#t~mem7#1; 11#L557-1true assume test_fun_#t~short9#1;call test_fun_#t~mem8#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem8#1 < 2147483647; 9#L557-3true assume !!test_fun_#t~short9#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1;call test_fun_#t~mem10#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem11#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 5#L558true assume test_fun_#t~mem10#1 < test_fun_#t~mem11#1;havoc test_fun_#t~mem10#1;havoc test_fun_#t~mem11#1;call test_fun_#t~mem12#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(1 + test_fun_#t~mem12#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem12#1; 7#L558-2true [2022-12-13 22:25:44,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:25:44,437 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-12-13 22:25:44,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:25:44,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404011139] [2022-12-13 22:25:44,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:25:44,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:25:44,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:44,575 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 22:25:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:44,609 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 22:25:44,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:25:44,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1142247, now seen corresponding path program 1 times [2022-12-13 22:25:44,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:25:44,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369225244] [2022-12-13 22:25:44,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:25:44,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:25:44,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:44,625 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 22:25:44,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:44,634 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 22:25:44,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:25:44,636 INFO L85 PathProgramCache]: Analyzing trace with hash 889569449, now seen corresponding path program 1 times [2022-12-13 22:25:44,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:25:44,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521293088] [2022-12-13 22:25:44,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:25:44,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:25:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:44,689 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 22:25:44,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:44,716 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 22:25:45,624 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 22:25:45,625 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 22:25:45,625 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 22:25:45,625 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 22:25:45,625 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 22:25:45,625 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:45,625 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 22:25:45,625 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 22:25:45,625 INFO L133 ssoRankerPreferences]: Filename of dumped script: c.03-alloca-1.i_Iteration1_Lasso [2022-12-13 22:25:45,625 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 22:25:45,626 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 22:25:45,640 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:45,647 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:45,649 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:45,650 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:45,652 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:45,653 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:45,656 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:45,658 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:45,660 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:45,662 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:45,663 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:46,280 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:46,282 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:46,283 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:46,285 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:46,286 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:46,288 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:46,289 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:46,291 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:46,626 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 22:25:46,629 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 22:25:46,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:46,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:46,631 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:46,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-12-13 22:25:46,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 22:25:46,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:46,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 22:25:46,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:46,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:46,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:46,646 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 22:25:46,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 22:25:46,648 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:46,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-12-13 22:25:46,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:46,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:46,653 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:46,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-12-13 22:25:46,655 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 [2022-12-13 22:25:46,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:46,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 22:25:46,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:46,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:46,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:46,666 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 22:25:46,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 22:25:46,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:46,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-12-13 22:25:46,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:46,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:46,672 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:46,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-12-13 22:25:46,674 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 [2022-12-13 22:25:46,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:46,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 22:25:46,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:46,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:46,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:46,685 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 22:25:46,685 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 22:25:46,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:46,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-12-13 22:25:46,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:46,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:46,690 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:46,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-12-13 22:25:46,693 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 [2022-12-13 22:25:46,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:46,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 22:25:46,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:46,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:46,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:46,704 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 22:25:46,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 22:25:46,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:46,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-12-13 22:25:46,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:46,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:46,709 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:46,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-12-13 22:25:46,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 22:25:46,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:46,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 22:25:46,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:46,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:46,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:46,723 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 22:25:46,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 22:25:46,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:46,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-12-13 22:25:46,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:46,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:46,728 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:46,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-12-13 22:25:46,730 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 [2022-12-13 22:25:46,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:46,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:46,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:46,740 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:46,742 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:46,742 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:46,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:46,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-12-13 22:25:46,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:46,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:46,749 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:46,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-12-13 22:25:46,751 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 [2022-12-13 22:25:46,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:46,762 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 22:25:46,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:46,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:46,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:46,763 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 22:25:46,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 22:25:46,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:46,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-12-13 22:25:46,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:46,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:46,768 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:46,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-12-13 22:25:46,770 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 [2022-12-13 22:25:46,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:46,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:46,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:46,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:46,782 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:46,782 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:46,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:46,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-12-13 22:25:46,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:46,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:46,790 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:46,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-12-13 22:25:46,792 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 [2022-12-13 22:25:46,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:46,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:46,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:46,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:46,804 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:46,804 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:46,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:46,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-12-13 22:25:46,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:46,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:46,811 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:46,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-12-13 22:25:46,814 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 [2022-12-13 22:25:46,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:46,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 22:25:46,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:46,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:46,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:46,824 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 22:25:46,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 22:25:46,826 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:46,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2022-12-13 22:25:46,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:46,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:46,830 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:46,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-12-13 22:25:46,832 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 [2022-12-13 22:25:46,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:46,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:46,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:46,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:46,844 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:46,845 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:46,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:46,851 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-12-13 22:25:46,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:46,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:46,852 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:46,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-12-13 22:25:46,854 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 [2022-12-13 22:25:46,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:46,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:46,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:46,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:46,866 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:46,867 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:46,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:46,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-12-13 22:25:46,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:46,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:46,874 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:46,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-12-13 22:25:46,876 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 [2022-12-13 22:25:46,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:46,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:46,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:46,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:46,888 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:46,888 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:46,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:46,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-12-13 22:25:46,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:46,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:46,895 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:46,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-12-13 22:25:46,897 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 [2022-12-13 22:25:46,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:46,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:46,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:46,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:46,918 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:46,919 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:46,934 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:46,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-12-13 22:25:46,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:46,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:46,942 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:46,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-12-13 22:25:46,944 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 [2022-12-13 22:25:46,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:46,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:46,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:46,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:46,956 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:46,956 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:46,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:46,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-12-13 22:25:46,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:46,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:46,963 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:46,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-12-13 22:25:46,965 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 [2022-12-13 22:25:46,975 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:46,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:46,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:46,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:46,980 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:46,980 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:46,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:46,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-12-13 22:25:46,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:46,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:46,994 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:46,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-12-13 22:25:46,996 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 [2022-12-13 22:25:47,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:47,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:47,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:47,006 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:47,009 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:47,009 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:47,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:47,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-12-13 22:25:47,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:47,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:47,020 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:47,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-12-13 22:25:47,022 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 [2022-12-13 22:25:47,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:47,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:47,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:47,032 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:47,035 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:47,035 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:47,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:47,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2022-12-13 22:25:47,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:47,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:47,044 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:47,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-12-13 22:25:47,046 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 [2022-12-13 22:25:47,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:47,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:47,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:47,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:47,059 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:47,060 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:47,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:47,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-12-13 22:25:47,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:47,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:47,069 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:47,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-12-13 22:25:47,071 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 [2022-12-13 22:25:47,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:47,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:47,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:47,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:47,083 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:47,083 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:47,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:47,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-12-13 22:25:47,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:47,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:47,091 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:47,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-12-13 22:25:47,093 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 [2022-12-13 22:25:47,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:47,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:47,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:47,104 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:47,110 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:47,110 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:47,125 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 22:25:47,155 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-12-13 22:25:47,155 INFO L444 ModelExtractionUtils]: 14 out of 40 variables were initially zero. Simplification set additionally 21 variables to zero. [2022-12-13 22:25:47,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:47,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:47,197 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:47,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-12-13 22:25:47,199 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 22:25:47,210 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-12-13 22:25:47,210 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 22:25:47,211 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_1, ULTIMATE.start_test_fun_#in~y#1) = -4294967292*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_1 + 4294967291*ULTIMATE.start_test_fun_#in~y#1 Supporting invariants [-1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_1 + 1*ULTIMATE.start_test_fun_#in~y#1 >= 0] [2022-12-13 22:25:47,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-12-13 22:25:47,404 INFO L156 tatePredicateManager]: 37 out of 38 supporting invariants were superfluous and have been removed [2022-12-13 22:25:47,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:25:47,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:47,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-13 22:25:47,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:25:47,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:47,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 16 conjunts are in the unsatisfiable core [2022-12-13 22:25:47,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:25:47,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 22:25:47,705 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2022-12-13 22:25:47,707 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 5 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) [2022-12-13 22:25:47,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-12-13 22:25:47,886 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 48 states and 56 transitions. Complement of second has 12 states. [2022-12-13 22:25:47,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2022-12-13 22:25:47,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 5 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) [2022-12-13 22:25:47,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 23 transitions. [2022-12-13 22:25:47,893 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 23 transitions. Stem has 2 letters. Loop has 4 letters. [2022-12-13 22:25:47,894 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 22:25:47,894 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 23 transitions. Stem has 6 letters. Loop has 4 letters. [2022-12-13 22:25:47,894 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 22:25:47,894 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 23 transitions. Stem has 2 letters. Loop has 8 letters. [2022-12-13 22:25:47,895 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 22:25:47,895 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 56 transitions. [2022-12-13 22:25:47,898 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-12-13 22:25:47,901 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 16 states and 22 transitions. [2022-12-13 22:25:47,902 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2022-12-13 22:25:47,902 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2022-12-13 22:25:47,903 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 22 transitions. [2022-12-13 22:25:47,903 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 22:25:47,903 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 22 transitions. [2022-12-13 22:25:47,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 22 transitions. [2022-12-13 22:25:47,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 14. [2022-12-13 22:25:47,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 13 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 22:25:47,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 19 transitions. [2022-12-13 22:25:47,921 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 19 transitions. [2022-12-13 22:25:47,921 INFO L428 stractBuchiCegarLoop]: Abstraction has 14 states and 19 transitions. [2022-12-13 22:25:47,921 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 22:25:47,921 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 19 transitions. [2022-12-13 22:25:47,922 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-12-13 22:25:47,922 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 22:25:47,922 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 22:25:47,922 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-12-13 22:25:47,922 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-12-13 22:25:47,923 INFO L748 eck$LassoCheckResult]: Stem: 274#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 275#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~ret18#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~z#1 := main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~mem10#1, test_fun_#t~mem11#1, test_fun_#t~mem12#1, test_fun_#t~mem13#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~short9#1, test_fun_#t~mem14#1, test_fun_~x#1, test_fun_~y#1, test_fun_~z#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~z#1 := test_fun_#in~z#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_~z#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 281#L558-2 call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 < test_fun_#t~mem7#1; 278#L557-1 assume !test_fun_#t~short9#1; 282#L557-3 [2022-12-13 22:25:47,923 INFO L750 eck$LassoCheckResult]: Loop: 282#L557-3 assume !!test_fun_#t~short9#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1;call test_fun_#t~mem10#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem11#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 283#L558 assume test_fun_#t~mem10#1 < test_fun_#t~mem11#1;havoc test_fun_#t~mem10#1;havoc test_fun_#t~mem11#1;call test_fun_#t~mem12#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(1 + test_fun_#t~mem12#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem12#1; 271#L558-2 call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 < test_fun_#t~mem7#1; 276#L557-1 assume test_fun_#t~short9#1;call test_fun_#t~mem8#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem8#1 < 2147483647; 282#L557-3 [2022-12-13 22:25:47,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:25:47,923 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2022-12-13 22:25:47,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:25:47,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244056912] [2022-12-13 22:25:47,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:25:47,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:25:47,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:47,964 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 22:25:47,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:47,991 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 22:25:47,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:25:47,991 INFO L85 PathProgramCache]: Analyzing trace with hash 1480167, now seen corresponding path program 2 times [2022-12-13 22:25:47,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:25:47,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714611614] [2022-12-13 22:25:47,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:25:47,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:25:48,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:48,003 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 22:25:48,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:48,013 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 22:25:48,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:25:48,014 INFO L85 PathProgramCache]: Analyzing trace with hash 179595854, now seen corresponding path program 1 times [2022-12-13 22:25:48,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:25:48,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995737489] [2022-12-13 22:25:48,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:25:48,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:25:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:48,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 22:25:48,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:25:48,086 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995737489] [2022-12-13 22:25:48,086 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995737489] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:25:48,086 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:25:48,086 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 22:25:48,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379509202] [2022-12-13 22:25:48,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:25:48,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:25:48,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 22:25:48,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 22:25:48,311 INFO L87 Difference]: Start difference. First operand 14 states and 19 transitions. cyclomatic complexity: 7 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2022-12-13 22:25:48,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:25:48,323 INFO L93 Difference]: Finished difference Result 15 states and 19 transitions. [2022-12-13 22:25:48,323 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 19 transitions. [2022-12-13 22:25:48,323 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-12-13 22:25:48,324 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 14 states and 17 transitions. [2022-12-13 22:25:48,324 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-12-13 22:25:48,324 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-12-13 22:25:48,324 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 17 transitions. [2022-12-13 22:25:48,324 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 22:25:48,324 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-12-13 22:25:48,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 17 transitions. [2022-12-13 22:25:48,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2022-12-13 22:25:48,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 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) [2022-12-13 22:25:48,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 17 transitions. [2022-12-13 22:25:48,326 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-12-13 22:25:48,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 22:25:48,327 INFO L428 stractBuchiCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-12-13 22:25:48,327 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-12-13 22:25:48,327 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 17 transitions. [2022-12-13 22:25:48,327 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-12-13 22:25:48,327 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 22:25:48,328 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 22:25:48,328 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-12-13 22:25:48,328 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-12-13 22:25:48,328 INFO L748 eck$LassoCheckResult]: Stem: 311#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 312#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~ret18#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~z#1 := main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~mem10#1, test_fun_#t~mem11#1, test_fun_#t~mem12#1, test_fun_#t~mem13#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~short9#1, test_fun_#t~mem14#1, test_fun_~x#1, test_fun_~y#1, test_fun_~z#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~z#1 := test_fun_#in~z#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_~z#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 316#L558-2 call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 < test_fun_#t~mem7#1; 315#L557-1 assume test_fun_#t~short9#1;call test_fun_#t~mem8#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem8#1 < 2147483647; 317#L557-3 assume !!test_fun_#t~short9#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1;call test_fun_#t~mem10#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem11#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 307#L558 assume !(test_fun_#t~mem10#1 < test_fun_#t~mem11#1);havoc test_fun_#t~mem10#1;havoc test_fun_#t~mem11#1;call test_fun_#t~mem13#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int(1 + test_fun_#t~mem13#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);havoc test_fun_#t~mem13#1; 308#L558-2 [2022-12-13 22:25:48,328 INFO L750 eck$LassoCheckResult]: Loop: 308#L558-2 call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 < test_fun_#t~mem7#1; 313#L557-1 assume test_fun_#t~short9#1;call test_fun_#t~mem8#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem8#1 < 2147483647; 320#L557-3 assume !!test_fun_#t~short9#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1;call test_fun_#t~mem10#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem11#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 319#L558 assume test_fun_#t~mem10#1 < test_fun_#t~mem11#1;havoc test_fun_#t~mem10#1;havoc test_fun_#t~mem11#1;call test_fun_#t~mem12#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(1 + test_fun_#t~mem12#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem12#1; 308#L558-2 [2022-12-13 22:25:48,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:25:48,329 INFO L85 PathProgramCache]: Analyzing trace with hash 889569451, now seen corresponding path program 1 times [2022-12-13 22:25:48,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:25:48,329 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017308038] [2022-12-13 22:25:48,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:25:48,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:25:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:48,356 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 22:25:48,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:48,374 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 22:25:48,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:25:48,375 INFO L85 PathProgramCache]: Analyzing trace with hash 1142247, now seen corresponding path program 3 times [2022-12-13 22:25:48,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:25:48,375 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499195565] [2022-12-13 22:25:48,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:25:48,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:25:48,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:48,382 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 22:25:48,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:48,389 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 22:25:48,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:25:48,390 INFO L85 PathProgramCache]: Analyzing trace with hash -980235887, now seen corresponding path program 1 times [2022-12-13 22:25:48,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:25:48,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081543154] [2022-12-13 22:25:48,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:25:48,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:25:48,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:48,426 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 22:25:48,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:48,448 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 22:25:49,617 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 22:25:49,617 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 22:25:49,617 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 22:25:49,617 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 22:25:49,617 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 22:25:49,617 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:49,618 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 22:25:49,618 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 22:25:49,618 INFO L133 ssoRankerPreferences]: Filename of dumped script: c.03-alloca-1.i_Iteration3_Lasso [2022-12-13 22:25:49,618 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 22:25:49,618 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 22:25:49,620 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:49,622 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:49,623 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:49,624 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:49,625 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:49,626 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:49,627 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:49,628 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:49,629 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:49,630 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:49,631 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:49,632 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:49,633 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:49,634 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:49,635 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:49,636 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:49,637 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:49,638 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:49,639 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:50,954 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 22:25:50,955 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 22:25:50,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:50,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:50,956 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:50,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-12-13 22:25:50,958 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 [2022-12-13 22:25:50,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:50,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:50,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:50,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:50,969 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:50,969 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:50,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:50,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-12-13 22:25:50,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:50,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:50,975 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:50,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-12-13 22:25:50,977 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 [2022-12-13 22:25:50,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:50,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 22:25:50,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:50,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:50,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:50,988 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 22:25:50,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 22:25:50,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:50,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-12-13 22:25:50,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:50,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:50,993 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:50,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-12-13 22:25:50,995 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 [2022-12-13 22:25:51,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:51,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 22:25:51,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:51,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:51,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:51,006 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 22:25:51,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 22:25:51,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:51,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-12-13 22:25:51,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:51,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:51,010 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:51,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-12-13 22:25:51,012 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 [2022-12-13 22:25:51,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:51,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 22:25:51,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:51,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:51,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:51,023 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 22:25:51,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 22:25:51,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:51,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-12-13 22:25:51,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:51,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:51,028 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:51,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-12-13 22:25:51,030 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 [2022-12-13 22:25:51,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:51,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:51,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:51,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:51,041 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:51,041 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:51,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:51,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-12-13 22:25:51,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:51,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:51,048 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:51,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-12-13 22:25:51,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 22:25:51,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:51,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 22:25:51,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:51,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:51,060 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:51,060 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 22:25:51,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 22:25:51,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:51,064 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-12-13 22:25:51,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:51,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:51,065 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:51,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-12-13 22:25:51,067 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 [2022-12-13 22:25:51,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:51,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 22:25:51,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:51,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:51,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:51,077 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 22:25:51,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 22:25:51,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:51,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-12-13 22:25:51,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:51,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:51,082 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:51,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-12-13 22:25:51,083 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 [2022-12-13 22:25:51,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:51,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 22:25:51,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:51,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:51,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:51,094 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 22:25:51,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 22:25:51,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:51,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-12-13 22:25:51,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:51,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:51,100 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:51,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-12-13 22:25:51,102 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 [2022-12-13 22:25:51,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:51,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 22:25:51,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:51,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:51,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:51,113 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 22:25:51,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 22:25:51,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:51,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-12-13 22:25:51,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:51,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:51,117 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:51,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-12-13 22:25:51,119 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 [2022-12-13 22:25:51,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:51,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:51,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:51,130 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:51,131 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:51,131 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:51,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:51,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-12-13 22:25:51,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:51,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:51,138 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:51,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-12-13 22:25:51,140 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 [2022-12-13 22:25:51,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:51,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 22:25:51,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:51,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:51,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:51,150 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 22:25:51,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 22:25:51,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:51,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-12-13 22:25:51,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:51,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:51,155 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:51,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-12-13 22:25:51,157 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 [2022-12-13 22:25:51,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:51,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 22:25:51,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:51,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:51,167 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:51,168 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 22:25:51,168 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 22:25:51,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:51,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-12-13 22:25:51,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:51,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:51,173 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:51,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-12-13 22:25:51,175 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 [2022-12-13 22:25:51,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:51,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:51,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:51,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:51,187 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:51,187 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:51,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:51,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-12-13 22:25:51,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:51,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:51,193 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:51,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-12-13 22:25:51,195 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 [2022-12-13 22:25:51,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:51,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 22:25:51,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:51,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:51,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:51,206 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 22:25:51,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 22:25:51,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:51,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-12-13 22:25:51,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:51,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:51,210 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:51,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-12-13 22:25:51,213 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 [2022-12-13 22:25:51,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:51,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 22:25:51,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:51,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:51,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:51,223 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 22:25:51,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 22:25:51,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:51,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-12-13 22:25:51,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:51,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:51,228 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:51,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-12-13 22:25:51,230 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 [2022-12-13 22:25:51,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:51,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 22:25:51,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:51,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:51,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:51,242 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 22:25:51,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 22:25:51,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:51,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-12-13 22:25:51,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:51,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:51,246 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:51,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-12-13 22:25:51,248 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 [2022-12-13 22:25:51,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:51,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:51,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:51,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:51,259 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:51,259 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:51,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:51,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-12-13 22:25:51,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:51,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:51,266 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:51,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-12-13 22:25:51,269 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 [2022-12-13 22:25:51,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:51,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:51,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:51,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:51,279 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:51,279 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:51,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:51,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-12-13 22:25:51,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:51,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:51,286 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:51,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-12-13 22:25:51,288 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 [2022-12-13 22:25:51,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:51,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:51,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:51,299 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:51,302 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:51,303 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:51,316 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 22:25:51,329 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2022-12-13 22:25:51,329 INFO L444 ModelExtractionUtils]: 34 out of 40 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-12-13 22:25:51,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:51,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:51,330 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:51,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-12-13 22:25:51,332 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 22:25:51,343 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 22:25:51,343 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 22:25:51,343 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_2) = -2*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_2 + 4294967291 Supporting invariants [] [2022-12-13 22:25:51,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-12-13 22:25:51,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-12-13 22:25:51,511 INFO L156 tatePredicateManager]: 41 out of 41 supporting invariants were superfluous and have been removed [2022-12-13 22:25:51,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:25:51,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 22:25:51,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:25:51,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-13 22:25:51,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:25:51,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 22:25:51,622 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-12-13 22:25:51,622 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 17 transitions. cyclomatic complexity: 5 Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 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) [2022-12-13 22:25:51,668 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 17 transitions. cyclomatic complexity: 5. Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 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 21 states and 26 transitions. Complement of second has 8 states. [2022-12-13 22:25:51,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-12-13 22:25:51,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 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) [2022-12-13 22:25:51,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 13 transitions. [2022-12-13 22:25:51,670 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 6 letters. Loop has 4 letters. [2022-12-13 22:25:51,670 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 22:25:51,670 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 10 letters. Loop has 4 letters. [2022-12-13 22:25:51,670 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 22:25:51,670 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 6 letters. Loop has 8 letters. [2022-12-13 22:25:51,671 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 22:25:51,671 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 26 transitions. [2022-12-13 22:25:51,672 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-12-13 22:25:51,672 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 21 states and 26 transitions. [2022-12-13 22:25:51,672 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2022-12-13 22:25:51,672 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2022-12-13 22:25:51,672 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 26 transitions. [2022-12-13 22:25:51,672 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 22:25:51,672 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 26 transitions. [2022-12-13 22:25:51,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 26 transitions. [2022-12-13 22:25:51,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 20. [2022-12-13 22:25:51,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.25) internal successors, (25), 19 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) [2022-12-13 22:25:51,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. [2022-12-13 22:25:51,673 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 25 transitions. [2022-12-13 22:25:51,673 INFO L428 stractBuchiCegarLoop]: Abstraction has 20 states and 25 transitions. [2022-12-13 22:25:51,673 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-12-13 22:25:51,674 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 25 transitions. [2022-12-13 22:25:51,674 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-12-13 22:25:51,674 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 22:25:51,674 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 22:25:51,674 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1] [2022-12-13 22:25:51,674 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-12-13 22:25:51,674 INFO L748 eck$LassoCheckResult]: Stem: 568#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 569#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~ret18#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~z#1 := main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~mem10#1, test_fun_#t~mem11#1, test_fun_#t~mem12#1, test_fun_#t~mem13#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~short9#1, test_fun_#t~mem14#1, test_fun_~x#1, test_fun_~y#1, test_fun_~z#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~z#1 := test_fun_#in~z#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_~z#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 575#L558-2 call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 < test_fun_#t~mem7#1; 578#L557-1 assume test_fun_#t~short9#1;call test_fun_#t~mem8#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem8#1 < 2147483647; 573#L557-3 assume !!test_fun_#t~short9#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1;call test_fun_#t~mem10#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem11#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 563#L558 assume !(test_fun_#t~mem10#1 < test_fun_#t~mem11#1);havoc test_fun_#t~mem10#1;havoc test_fun_#t~mem11#1;call test_fun_#t~mem13#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int(1 + test_fun_#t~mem13#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);havoc test_fun_#t~mem13#1; 564#L558-2 call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 < test_fun_#t~mem7#1; 571#L557-1 [2022-12-13 22:25:51,674 INFO L750 eck$LassoCheckResult]: Loop: 571#L557-1 assume test_fun_#t~short9#1;call test_fun_#t~mem8#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem8#1 < 2147483647; 576#L557-3 assume !!test_fun_#t~short9#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~short9#1;call test_fun_#t~mem10#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem11#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 577#L558 assume !(test_fun_#t~mem10#1 < test_fun_#t~mem11#1);havoc test_fun_#t~mem10#1;havoc test_fun_#t~mem11#1;call test_fun_#t~mem13#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int(1 + test_fun_#t~mem13#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);havoc test_fun_#t~mem13#1; 570#L558-2 call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short9#1 := test_fun_#t~mem6#1 < test_fun_#t~mem7#1; 571#L557-1 [2022-12-13 22:25:51,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:25:51,675 INFO L85 PathProgramCache]: Analyzing trace with hash 1806849212, now seen corresponding path program 2 times [2022-12-13 22:25:51,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:25:51,675 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784020416] [2022-12-13 22:25:51,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:25:51,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:25:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:51,696 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 22:25:51,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:51,710 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 22:25:51,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:25:51,710 INFO L85 PathProgramCache]: Analyzing trace with hash 1239449, now seen corresponding path program 1 times [2022-12-13 22:25:51,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:25:51,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852246221] [2022-12-13 22:25:51,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:25:51,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:25:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:51,717 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 22:25:51,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:51,721 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 22:25:51,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:25:51,722 INFO L85 PathProgramCache]: Analyzing trace with hash -322541356, now seen corresponding path program 3 times [2022-12-13 22:25:51,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:25:51,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682876917] [2022-12-13 22:25:51,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:25:51,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:25:51,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:51,743 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 22:25:51,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 22:25:51,761 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 22:25:53,595 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 22:25:53,595 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 22:25:53,595 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 22:25:53,595 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 22:25:53,595 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 22:25:53,595 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:53,595 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 22:25:53,595 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 22:25:53,595 INFO L133 ssoRankerPreferences]: Filename of dumped script: c.03-alloca-1.i_Iteration4_Lasso [2022-12-13 22:25:53,595 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 22:25:53,595 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 22:25:53,598 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:53,600 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:53,602 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:53,603 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:53,605 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:53,606 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:54,283 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:54,285 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:54,287 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:54,288 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:54,289 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:54,290 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:54,292 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:54,293 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:54,294 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:54,296 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 22:25:54,704 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 22:25:54,704 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 22:25:54,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:54,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:54,706 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:54,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-12-13 22:25:54,707 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 [2022-12-13 22:25:54,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:54,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:54,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:54,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:54,719 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:54,719 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:54,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:54,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-12-13 22:25:54,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:54,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:54,724 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:54,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-12-13 22:25:54,726 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 [2022-12-13 22:25:54,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:54,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:54,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:54,736 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:54,737 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:54,737 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:54,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:54,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-12-13 22:25:54,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:54,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:54,743 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:54,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-12-13 22:25:54,745 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 [2022-12-13 22:25:54,755 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:54,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:54,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:54,755 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:54,757 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:54,757 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:54,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:54,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-12-13 22:25:54,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:54,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:54,763 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:54,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-12-13 22:25:54,765 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 [2022-12-13 22:25:54,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:54,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 22:25:54,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:54,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:54,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:54,775 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 22:25:54,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 22:25:54,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:54,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-12-13 22:25:54,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:54,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:54,780 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:54,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-12-13 22:25:54,782 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 [2022-12-13 22:25:54,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:54,792 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 22:25:54,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:54,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:54,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:54,792 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 22:25:54,793 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 22:25:54,794 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:54,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-12-13 22:25:54,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:54,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:54,797 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:54,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-12-13 22:25:54,799 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 [2022-12-13 22:25:54,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:54,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:54,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:54,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:54,816 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:54,816 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:54,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:54,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-12-13 22:25:54,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:54,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:54,833 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:54,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-12-13 22:25:54,835 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 [2022-12-13 22:25:54,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:54,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:54,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:54,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:54,848 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:54,848 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:54,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:54,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-12-13 22:25:54,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:54,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:54,854 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:54,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-12-13 22:25:54,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 22:25:54,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:54,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:54,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 22:25:54,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:54,867 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 22:25:54,867 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 22:25:54,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 22:25:54,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-12-13 22:25:54,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:54,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:54,874 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:54,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-12-13 22:25:54,876 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 [2022-12-13 22:25:54,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 22:25:54,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 22:25:54,886 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 22:25:54,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 22:25:54,901 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-12-13 22:25:54,901 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-12-13 22:25:54,965 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 22:25:55,000 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-12-13 22:25:55,000 INFO L444 ModelExtractionUtils]: 72 out of 81 variables were initially zero. Simplification set additionally 6 variables to zero. [2022-12-13 22:25:55,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 22:25:55,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:25:55,001 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 22:25:55,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-12-13 22:25:55,003 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 22:25:55,015 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 4. [2022-12-13 22:25:55,015 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 22:25:55,015 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~z_ref~0#1.base) ULTIMATE.start_test_fun_~z_ref~0#1.offset)_3) = -2*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~z_ref~0#1.base) ULTIMATE.start_test_fun_~z_ref~0#1.offset)_3 + 4294967293 Supporting invariants [] [2022-12-13 22:25:55,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-12-13 22:25:55,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-12-13 22:25:55,161 INFO L156 tatePredicateManager]: 37 out of 37 supporting invariants were superfluous and have been removed [2022-12-13 22:25:55,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:25:55,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:55,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 22:25:55,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:25:55,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:55,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-13 22:25:55,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:25:55,261 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 23 [2022-12-13 22:25:55,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 22:25:55,273 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2022-12-13 22:25:55,273 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 25 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 22:25:55,296 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 25 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 39 states and 50 transitions. Complement of second has 8 states. [2022-12-13 22:25:55,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-12-13 22:25:55,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 22:25:55,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 10 transitions. [2022-12-13 22:25:55,297 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 7 letters. Loop has 4 letters. [2022-12-13 22:25:55,297 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 22:25:55,297 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 11 letters. Loop has 4 letters. [2022-12-13 22:25:55,297 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 22:25:55,297 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 7 letters. Loop has 8 letters. [2022-12-13 22:25:55,297 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 22:25:55,297 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 39 states and 50 transitions. [2022-12-13 22:25:55,298 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 22:25:55,298 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 39 states to 0 states and 0 transitions. [2022-12-13 22:25:55,298 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-12-13 22:25:55,298 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-12-13 22:25:55,298 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-12-13 22:25:55,298 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 22:25:55,298 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 22:25:55,299 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 22:25:55,299 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 22:25:55,299 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-12-13 22:25:55,299 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-12-13 22:25:55,299 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 22:25:55,299 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-12-13 22:25:55,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.12 10:25:55 BoogieIcfgContainer [2022-12-13 22:25:55,303 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-12-13 22:25:55,304 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 22:25:55,304 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 22:25:55,304 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 22:25:55,304 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:25:44" (3/4) ... [2022-12-13 22:25:55,306 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 22:25:55,306 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 22:25:55,306 INFO L158 Benchmark]: Toolchain (without parser) took 11473.76ms. Allocated memory was 123.7MB in the beginning and 165.7MB in the end (delta: 41.9MB). Free memory was 86.5MB in the beginning and 101.4MB in the end (delta: -14.9MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2022-12-13 22:25:55,307 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 123.7MB. Free memory was 90.1MB in the beginning and 90.0MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 22:25:55,307 INFO L158 Benchmark]: CACSL2BoogieTranslator took 234.94ms. Allocated memory is still 123.7MB. Free memory was 86.1MB in the beginning and 70.4MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 22:25:55,307 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.47ms. Allocated memory is still 123.7MB. Free memory was 70.4MB in the beginning and 68.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 22:25:55,307 INFO L158 Benchmark]: Boogie Preprocessor took 16.15ms. Allocated memory is still 123.7MB. Free memory was 68.8MB in the beginning and 67.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 22:25:55,307 INFO L158 Benchmark]: RCFGBuilder took 248.51ms. Allocated memory is still 123.7MB. Free memory was 67.2MB in the beginning and 54.7MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-13 22:25:55,307 INFO L158 Benchmark]: BuchiAutomizer took 10941.56ms. Allocated memory was 123.7MB in the beginning and 165.7MB in the end (delta: 41.9MB). Free memory was 54.6MB in the beginning and 101.4MB in the end (delta: -46.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 22:25:55,307 INFO L158 Benchmark]: Witness Printer took 2.24ms. Allocated memory is still 165.7MB. Free memory is still 101.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 22:25:55,308 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 123.7MB. Free memory was 90.1MB in the beginning and 90.0MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 234.94ms. Allocated memory is still 123.7MB. Free memory was 86.1MB in the beginning and 70.4MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.47ms. Allocated memory is still 123.7MB. Free memory was 70.4MB in the beginning and 68.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.15ms. Allocated memory is still 123.7MB. Free memory was 68.8MB in the beginning and 67.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 248.51ms. Allocated memory is still 123.7MB. Free memory was 67.2MB in the beginning and 54.7MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 10941.56ms. Allocated memory was 123.7MB in the beginning and 165.7MB in the end (delta: 41.9MB). Free memory was 54.6MB in the beginning and 101.4MB in the end (delta: -46.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.24ms. Allocated memory is still 165.7MB. Free memory is still 101.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (1 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -4294967292 * unknown-#memory_int-unknown[x_ref][x_ref] + 4294967291 * \old(y) and consists of 7 locations. One deterministic module has affine ranking function 4294967291 + -2 * unknown-#memory_int-unknown[x_ref][x_ref] and consists of 5 locations. One deterministic module has affine ranking function -2 * unknown-#memory_int-unknown[z_ref][z_ref] + 4294967293 and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.9s and 5 iterations. TraceHistogramMax:2. Analysis of lassos took 10.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.7s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 3 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 34 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 32 mSDsluCounter, 38 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 63 IncrementalHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 23 mSDtfsCounter, 63 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital973 mio100 ax102 hnf100 lsp96 ukn33 mio100 lsp35 div100 bol103 ite100 ukn100 eq183 hnf88 smp97 dnf109 smp100 tf100 neg99 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 142ms VariablesStem: 15 VariablesLoop: 10 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-12-13 22:25:55,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adbeecd5-69ab-4c28-bdb0-025cac8c8c77/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE