./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-memsafety/array01-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b4ec56b 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_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/array01-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c01598788c0e593641b4d52eb46aec8832108f2ffb3b67e30286093c8a1926f8 --- 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-6b4ec56 [2022-11-20 11:16:54,585 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:16:54,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:16:54,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:16:54,610 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:16:54,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:16:54,630 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:16:54,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:16:54,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:16:54,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:16:54,644 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:16:54,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:16:54,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:16:54,651 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:16:54,653 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:16:54,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:16:54,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:16:54,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:16:54,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:16:54,666 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:16:54,668 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:16:54,670 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:16:54,678 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:16:54,678 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:16:54,682 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:16:54,682 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:16:54,682 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:16:54,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:16:54,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:16:54,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:16:54,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:16:54,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:16:54,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:16:54,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:16:54,689 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:16:54,689 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:16:54,690 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:16:54,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:16:54,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:16:54,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:16:54,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:16:54,693 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-20 11:16:54,714 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:16:54,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:16:54,715 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:16:54,715 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:16:54,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:16:54,716 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:16:54,717 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:16:54,717 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-20 11:16:54,717 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-20 11:16:54,717 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-20 11:16:54,717 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-20 11:16:54,718 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-20 11:16:54,718 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-20 11:16:54,718 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:16:54,718 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 11:16:54,718 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 11:16:54,719 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:16:54,719 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 11:16:54,719 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:16:54,719 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-20 11:16:54,719 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-20 11:16:54,720 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-20 11:16:54,720 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 11:16:54,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:16:54,720 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-20 11:16:54,720 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:16:54,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-20 11:16:54,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:16:54,721 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:16:54,721 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:16:54,722 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:16:54,723 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-20 11:16:54,723 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_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c01598788c0e593641b4d52eb46aec8832108f2ffb3b67e30286093c8a1926f8 [2022-11-20 11:16:55,011 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:16:55,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:16:55,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:16:55,046 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:16:55,047 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:16:55,048 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/array-memsafety/array01-alloca-2.i [2022-11-20 11:16:58,040 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:16:58,325 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:16:58,328 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/sv-benchmarks/c/array-memsafety/array01-alloca-2.i [2022-11-20 11:16:58,344 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/data/5ebc1e9b7/01dff146028d40e5a67a9e6892911e8d/FLAGd7f288e64 [2022-11-20 11:16:58,364 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/data/5ebc1e9b7/01dff146028d40e5a67a9e6892911e8d [2022-11-20 11:16:58,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:16:58,372 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:16:58,377 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:16:58,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:16:58,381 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:16:58,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:16:58" (1/1) ... [2022-11-20 11:16:58,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b0bb686 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:58, skipping insertion in model container [2022-11-20 11:16:58,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:16:58" (1/1) ... [2022-11-20 11:16:58,391 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:16:58,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:16:58,714 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:16:58,731 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:16:58,797 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:16:58,837 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:16:58,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:58 WrapperNode [2022-11-20 11:16:58,838 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:16:58,841 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:16:58,841 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:16:58,842 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:16:58,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:58" (1/1) ... [2022-11-20 11:16:58,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:58" (1/1) ... [2022-11-20 11:16:58,896 INFO L138 Inliner]: procedures = 116, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 54 [2022-11-20 11:16:58,896 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:16:58,897 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:16:58,897 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:16:58,897 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:16:58,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:58" (1/1) ... [2022-11-20 11:16:58,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:58" (1/1) ... [2022-11-20 11:16:58,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:58" (1/1) ... [2022-11-20 11:16:58,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:58" (1/1) ... [2022-11-20 11:16:58,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:58" (1/1) ... [2022-11-20 11:16:58,931 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:58" (1/1) ... [2022-11-20 11:16:58,932 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:58" (1/1) ... [2022-11-20 11:16:58,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:58" (1/1) ... [2022-11-20 11:16:58,940 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:16:58,941 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:16:58,941 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:16:58,942 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:16:58,942 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:58" (1/1) ... [2022-11-20 11:16:58,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:16:58,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:16:58,973 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:16:58,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-20 11:16:59,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 11:16:59,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 11:16:59,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 11:16:59,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 11:16:59,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:16:59,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:16:59,122 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:16:59,124 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:16:59,329 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:16:59,335 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:16:59,335 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 11:16:59,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:16:59 BoogieIcfgContainer [2022-11-20 11:16:59,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:16:59,338 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-20 11:16:59,339 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-20 11:16:59,342 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-20 11:16:59,343 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 11:16:59,343 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 11:16:58" (1/3) ... [2022-11-20 11:16:59,344 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@60aff4c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 11:16:59, skipping insertion in model container [2022-11-20 11:16:59,345 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 11:16:59,345 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:58" (2/3) ... [2022-11-20 11:16:59,345 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@60aff4c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 11:16:59, skipping insertion in model container [2022-11-20 11:16:59,345 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 11:16:59,345 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:16:59" (3/3) ... [2022-11-20 11:16:59,347 INFO L332 chiAutomizerObserver]: Analyzing ICFG array01-alloca-2.i [2022-11-20 11:16:59,396 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-20 11:16:59,397 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-20 11:16:59,397 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-20 11:16:59,397 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-20 11:16:59,397 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-20 11:16:59,397 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-20 11:16:59,397 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-20 11:16:59,397 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-20 11:16:59,401 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:59,416 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-11-20 11:16:59,416 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:16:59,417 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:16:59,421 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-11-20 11:16:59,421 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:16:59,421 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-20 11:16:59,421 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:16:59,423 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-11-20 11:16:59,423 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:16:59,423 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:16:59,423 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-11-20 11:16:59,423 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:16:59,429 INFO L748 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 11#L526true assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 3#L526-2true call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 4#L531-3true [2022-11-20 11:16:59,429 INFO L750 eck$LassoCheckResult]: Loop: 4#L531-3true assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 12#L531-2true main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4#L531-3true [2022-11-20 11:16:59,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:59,434 INFO L85 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 1 times [2022-11-20 11:16:59,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:59,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147937092] [2022-11-20 11:16:59,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:59,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:59,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:59,552 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:16:59,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:59,582 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:16:59,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:59,585 INFO L85 PathProgramCache]: Analyzing trace with hash 1507, now seen corresponding path program 1 times [2022-11-20 11:16:59,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:59,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766276608] [2022-11-20 11:16:59,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:59,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:59,598 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:16:59,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:59,607 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:16:59,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:16:59,608 INFO L85 PathProgramCache]: Analyzing trace with hash 889568455, now seen corresponding path program 1 times [2022-11-20 11:16:59,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:16:59,609 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146607775] [2022-11-20 11:16:59,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:16:59,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:16:59,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:59,638 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:16:59,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:16:59,657 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:00,063 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:17:00,064 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:17:00,064 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:17:00,064 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:17:00,064 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:17:00,064 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:00,064 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:17:00,064 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:17:00,065 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration1_Lasso [2022-11-20 11:17:00,065 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:17:00,065 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:17:00,085 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:00,097 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:00,334 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:00,340 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:00,344 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:00,348 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:00,351 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:00,354 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:00,358 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:00,362 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:00,786 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:17:00,792 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:17:00,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:00,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:00,799 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:00,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-20 11:17:00,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:00,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:00,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:00,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:00,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:00,814 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:00,816 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:00,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:00,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:00,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:00,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:00,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:00,844 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:00,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:00,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:00,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:00,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:00,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:00,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-20 11:17:00,875 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:00,875 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:00,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:00,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:00,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:00,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:00,909 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:00,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:00,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:00,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:00,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:00,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:00,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:00,927 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:00,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:00,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-20 11:17:00,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:00,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:00,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:00,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:00,958 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:00,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:00,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:00,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:00,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:00,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:00,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-20 11:17:00,985 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:00,988 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:01,006 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:01,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:01,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:01,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:01,018 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:01,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-20 11:17:01,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:01,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:01,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:01,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:01,038 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:01,041 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:01,041 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:01,053 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:01,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:01,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:01,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:01,059 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:01,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-20 11:17:01,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:01,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:01,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:01,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:01,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:01,101 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:01,101 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:01,119 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:17:01,181 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-11-20 11:17:01,181 INFO L444 ModelExtractionUtils]: 7 out of 22 variables were initially zero. Simplification set additionally 12 variables to zero. [2022-11-20 11:17:01,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:01,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:01,221 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:01,228 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:17:01,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-20 11:17:01,243 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:17:01,244 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:17:01,244 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~array_size~0#1, ULTIMATE.start_main_~k~0#1) = 1*ULTIMATE.start_main_~array_size~0#1 - 1*ULTIMATE.start_main_~k~0#1 Supporting invariants [] [2022-11-20 11:17:01,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:01,268 INFO L156 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2022-11-20 11:17:01,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:01,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:17:01,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:01,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 11:17:01,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:01,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:01,428 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-20 11:17:01,430 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:01,475 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 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 38 states and 53 transitions. Complement of second has 7 states. [2022-11-20 11:17:01,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-20 11:17:01,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:01,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 35 transitions. [2022-11-20 11:17:01,484 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 35 transitions. Stem has 4 letters. Loop has 2 letters. [2022-11-20 11:17:01,485 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:01,485 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 35 transitions. Stem has 6 letters. Loop has 2 letters. [2022-11-20 11:17:01,485 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:01,485 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 35 transitions. Stem has 4 letters. Loop has 4 letters. [2022-11-20 11:17:01,485 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:01,486 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 53 transitions. [2022-11-20 11:17:01,489 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 11:17:01,492 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 12 states and 16 transitions. [2022-11-20 11:17:01,493 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-20 11:17:01,493 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-11-20 11:17:01,494 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 16 transitions. [2022-11-20 11:17:01,494 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 11:17:01,494 INFO L218 hiAutomatonCegarLoop]: Abstraction has 12 states and 16 transitions. [2022-11-20 11:17:01,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 16 transitions. [2022-11-20 11:17:01,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2022-11-20 11:17:01,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:01,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 16 transitions. [2022-11-20 11:17:01,519 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 16 transitions. [2022-11-20 11:17:01,519 INFO L428 stractBuchiCegarLoop]: Abstraction has 12 states and 16 transitions. [2022-11-20 11:17:01,519 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-20 11:17:01,520 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 16 transitions. [2022-11-20 11:17:01,520 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 11:17:01,520 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:17:01,520 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:17:01,521 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-20 11:17:01,521 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-20 11:17:01,521 INFO L748 eck$LassoCheckResult]: Stem: 116#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 117#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 115#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 110#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 111#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 113#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 118#L516-3 [2022-11-20 11:17:01,521 INFO L750 eck$LassoCheckResult]: Loop: 118#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 119#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 121#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 120#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 118#L516-3 [2022-11-20 11:17:01,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:01,522 INFO L85 PathProgramCache]: Analyzing trace with hash 889568397, now seen corresponding path program 1 times [2022-11-20 11:17:01,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:01,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202728662] [2022-11-20 11:17:01,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:01,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:01,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:01,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:01,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:17:01,604 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202728662] [2022-11-20 11:17:01,605 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202728662] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:17:01,605 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:17:01,605 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 11:17:01,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15473364] [2022-11-20 11:17:01,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:17:01,608 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:17:01,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:01,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1882892, now seen corresponding path program 1 times [2022-11-20 11:17:01,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:01,609 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470859564] [2022-11-20 11:17:01,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:01,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:01,616 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:01,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:01,622 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:01,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:17:01,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 11:17:01,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-20 11:17:01,672 INFO L87 Difference]: Start difference. First operand 12 states and 16 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:01,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:17:01,696 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2022-11-20 11:17:01,696 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2022-11-20 11:17:01,696 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 11:17:01,697 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 13 states and 16 transitions. [2022-11-20 11:17:01,697 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-11-20 11:17:01,697 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-11-20 11:17:01,697 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 16 transitions. [2022-11-20 11:17:01,697 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 11:17:01,697 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2022-11-20 11:17:01,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 16 transitions. [2022-11-20 11:17:01,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2022-11-20 11:17:01,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.25) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:01,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 15 transitions. [2022-11-20 11:17:01,699 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 15 transitions. [2022-11-20 11:17:01,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 11:17:01,700 INFO L428 stractBuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2022-11-20 11:17:01,700 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-20 11:17:01,701 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 15 transitions. [2022-11-20 11:17:01,701 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 11:17:01,701 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:17:01,701 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:17:01,702 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:17:01,702 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-20 11:17:01,702 INFO L748 eck$LassoCheckResult]: Stem: 147#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 148#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 149#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 142#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 143#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 144#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 145#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 146#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 150#L516-3 [2022-11-20 11:17:01,702 INFO L750 eck$LassoCheckResult]: Loop: 150#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 151#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 153#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 152#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 150#L516-3 [2022-11-20 11:17:01,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:01,703 INFO L85 PathProgramCache]: Analyzing trace with hash 176793839, now seen corresponding path program 1 times [2022-11-20 11:17:01,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:01,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124512735] [2022-11-20 11:17:01,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:01,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:01,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:01,719 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:01,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:01,734 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:01,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:01,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1882892, now seen corresponding path program 2 times [2022-11-20 11:17:01,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:01,735 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965215607] [2022-11-20 11:17:01,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:01,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:01,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:01,741 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:01,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:01,746 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:01,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:01,747 INFO L85 PathProgramCache]: Analyzing trace with hash -357810950, now seen corresponding path program 1 times [2022-11-20 11:17:01,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:01,747 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550876177] [2022-11-20 11:17:01,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:01,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:01,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:01,765 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:01,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:01,783 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:02,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:02,281 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:17:02,281 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:17:02,281 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:17:02,281 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:17:02,281 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:17:02,281 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:02,282 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:17:02,282 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:17:02,282 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration3_Lasso [2022-11-20 11:17:02,282 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:17:02,282 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:17:02,286 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:02,288 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:02,293 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:02,297 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:02,300 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:02,304 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:02,308 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:02,311 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:02,314 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:02,317 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:02,637 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:02,641 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:02,644 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:02,647 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:02,650 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:02,653 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:02,657 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:02,660 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:02,663 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:03,118 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:17:03,118 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:17:03,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:03,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:03,122 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:03,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:03,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:03,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:03,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:03,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:03,140 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:03,140 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:03,140 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:03,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-20 11:17:03,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:03,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:03,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:03,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:03,160 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:03,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-20 11:17:03,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:03,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:03,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:03,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:03,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:03,188 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:03,188 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:03,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:03,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:03,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:03,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:03,211 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:03,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:03,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:03,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:03,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:03,231 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:03,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-20 11:17:03,234 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:03,234 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:03,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:03,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:03,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:03,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:03,255 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:03,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-20 11:17:03,267 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:03,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:03,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:03,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:03,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:03,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:03,280 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:03,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:03,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:03,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:03,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:03,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:03,299 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:03,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-20 11:17:03,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:03,315 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:03,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:03,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:03,316 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:03,318 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:03,318 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:03,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:03,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:03,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:03,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:03,350 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:03,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:03,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:03,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:03,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:03,378 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:03,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-20 11:17:03,380 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:03,384 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:03,402 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:03,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:03,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:03,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:03,412 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:03,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:03,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:03,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:03,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:03,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:03,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:03,438 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:03,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:03,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-20 11:17:03,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:03,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:03,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:03,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:03,461 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:03,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-20 11:17:03,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:03,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:03,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:03,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:03,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:03,480 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:03,480 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:03,490 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:03,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:03,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:03,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:03,500 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:03,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:03,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-20 11:17:03,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:03,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:03,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:03,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:03,520 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:03,520 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:03,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:03,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:03,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:03,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:03,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:03,556 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:03,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-20 11:17:03,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:03,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:03,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:03,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:03,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:03,584 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:03,584 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:03,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:03,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:03,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:03,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:03,602 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:03,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-20 11:17:03,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:03,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:03,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:03,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:03,637 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:03,640 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:03,640 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:03,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:03,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:03,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:03,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:03,664 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:03,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:03,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:03,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:03,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:03,694 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:03,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-20 11:17:03,705 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:03,706 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:03,738 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:17:03,772 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-11-20 11:17:03,772 INFO L444 ModelExtractionUtils]: 11 out of 37 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-11-20 11:17:03,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:03,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:03,774 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:03,782 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:17:03,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-20 11:17:03,812 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:17:03,812 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:17:03,812 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_test_fun_~a#1.base)_1, ULTIMATE.start_test_fun_~a#1.offset, ULTIMATE.start_test_fun_~i~0#1) = 2*v_rep(select #length ULTIMATE.start_test_fun_~a#1.base)_1 - 1*ULTIMATE.start_test_fun_~a#1.offset - 4*ULTIMATE.start_test_fun_~i~0#1 Supporting invariants [] [2022-11-20 11:17:03,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:03,839 INFO L156 tatePredicateManager]: 5 out of 5 supporting invariants were superfluous and have been removed [2022-11-20 11:17:03,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:03,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:03,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:17:03,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:03,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:03,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 11:17:03,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:03,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:03,991 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-20 11:17:03,991 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states and 15 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:04,011 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states and 15 transitions. cyclomatic complexity: 5. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 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 18 states and 23 transitions. Complement of second has 6 states. [2022-11-20 11:17:04,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-20 11:17:04,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:04,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 15 transitions. [2022-11-20 11:17:04,013 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 8 letters. Loop has 4 letters. [2022-11-20 11:17:04,013 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:04,013 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 12 letters. Loop has 4 letters. [2022-11-20 11:17:04,014 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:04,014 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 8 letters. Loop has 8 letters. [2022-11-20 11:17:04,014 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:04,014 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 23 transitions. [2022-11-20 11:17:04,015 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:04,015 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 17 states and 22 transitions. [2022-11-20 11:17:04,016 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-20 11:17:04,016 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-11-20 11:17:04,016 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 22 transitions. [2022-11-20 11:17:04,016 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:17:04,016 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 22 transitions. [2022-11-20 11:17:04,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 22 transitions. [2022-11-20 11:17:04,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 15. [2022-11-20 11:17:04,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 14 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:04,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 20 transitions. [2022-11-20 11:17:04,018 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 20 transitions. [2022-11-20 11:17:04,018 INFO L428 stractBuchiCegarLoop]: Abstraction has 15 states and 20 transitions. [2022-11-20 11:17:04,019 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-20 11:17:04,019 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 20 transitions. [2022-11-20 11:17:04,019 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:04,019 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:17:04,020 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:17:04,020 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:17:04,020 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:17:04,020 INFO L748 eck$LassoCheckResult]: Stem: 256#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 257#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 255#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 250#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 251#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 252#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 253#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 254#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 258#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 260#L517-3 [2022-11-20 11:17:04,021 INFO L750 eck$LassoCheckResult]: Loop: 260#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 263#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 260#L517-3 [2022-11-20 11:17:04,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:04,021 INFO L85 PathProgramCache]: Analyzing trace with hash 1185641744, now seen corresponding path program 1 times [2022-11-20 11:17:04,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:04,022 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195863308] [2022-11-20 11:17:04,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:04,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:04,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:04,037 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:04,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:04,049 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:04,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:04,050 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 1 times [2022-11-20 11:17:04,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:04,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083013602] [2022-11-20 11:17:04,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:04,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:04,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:04,057 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:04,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:04,063 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:04,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:04,064 INFO L85 PathProgramCache]: Analyzing trace with hash 1235383701, now seen corresponding path program 1 times [2022-11-20 11:17:04,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:04,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116372823] [2022-11-20 11:17:04,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:04,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:04,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:04,099 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:04,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:04,117 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:04,487 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:17:04,487 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:17:04,487 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:17:04,487 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:17:04,487 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:17:04,487 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:04,487 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:17:04,488 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:17:04,488 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration4_Lasso [2022-11-20 11:17:04,488 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:17:04,488 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:17:04,491 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:04,496 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:04,498 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:04,501 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:04,769 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:04,772 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:04,774 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:04,776 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:04,779 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:04,781 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:04,784 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:04,787 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:04,789 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:04,792 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:04,795 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:04,797 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:04,801 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:04,804 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:05,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2022-11-20 11:17:05,314 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:17:05,314 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:17:05,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:05,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:05,321 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:05,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:05,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:05,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:05,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:05,340 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:05,343 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:05,343 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:05,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-20 11:17:05,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:05,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:05,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:05,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:05,372 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:05,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:05,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:05,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:05,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:05,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:05,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:05,390 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:05,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:05,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-20 11:17:05,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:05,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:05,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:05,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:05,409 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:05,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:05,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:05,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:05,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:05,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:05,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:05,426 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:05,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:05,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-20 11:17:05,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:05,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:05,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:05,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:05,445 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:05,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:05,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:05,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:05,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:05,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:05,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-20 11:17:05,468 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:05,468 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:05,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:05,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:05,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:05,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:05,491 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:05,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:05,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:05,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:05,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:05,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:05,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-20 11:17:05,514 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:05,514 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:05,526 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:17:05,538 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-11-20 11:17:05,539 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-11-20 11:17:05,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:05,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:05,543 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:05,547 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:17:05,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-20 11:17:05,576 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:17:05,576 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:17:05,576 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) (- 4) ULTIMATE.start_main_~numbers~0#1.offset))_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) (- 4) ULTIMATE.start_main_~numbers~0#1.offset))_1 Supporting invariants [] [2022-11-20 11:17:05,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:05,599 INFO L156 tatePredicateManager]: 3 out of 5 supporting invariants were superfluous and have been removed [2022-11-20 11:17:05,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:05,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:05,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-20 11:17:05,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:05,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:05,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:05,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:05,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:05,817 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2022-11-20 11:17:05,818 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 20 transitions. cyclomatic complexity: 8 Second operand has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:05,928 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 20 transitions. cyclomatic complexity: 8. Second operand has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 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 32 states and 41 transitions. Complement of second has 11 states. [2022-11-20 11:17:05,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 4 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:17:05,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:05,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 20 transitions. [2022-11-20 11:17:05,932 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 20 transitions. Stem has 9 letters. Loop has 2 letters. [2022-11-20 11:17:05,932 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:05,932 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 20 transitions. Stem has 11 letters. Loop has 2 letters. [2022-11-20 11:17:05,933 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:05,933 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 20 transitions. Stem has 9 letters. Loop has 4 letters. [2022-11-20 11:17:05,933 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:05,933 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 41 transitions. [2022-11-20 11:17:05,934 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:05,935 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 27 states and 34 transitions. [2022-11-20 11:17:05,935 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2022-11-20 11:17:05,935 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-11-20 11:17:05,935 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 34 transitions. [2022-11-20 11:17:05,935 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:17:05,935 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 34 transitions. [2022-11-20 11:17:05,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 34 transitions. [2022-11-20 11:17:05,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 22. [2022-11-20 11:17:05,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 21 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:05,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 29 transitions. [2022-11-20 11:17:05,938 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 29 transitions. [2022-11-20 11:17:05,938 INFO L428 stractBuchiCegarLoop]: Abstraction has 22 states and 29 transitions. [2022-11-20 11:17:05,938 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-20 11:17:05,938 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 29 transitions. [2022-11-20 11:17:05,938 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:05,938 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:17:05,939 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:17:05,939 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:17:05,939 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:17:05,939 INFO L748 eck$LassoCheckResult]: Stem: 397#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 398#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 399#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 391#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 392#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 393#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 394#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 395#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 412#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 411#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 400#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 402#L517-3 [2022-11-20 11:17:05,939 INFO L750 eck$LassoCheckResult]: Loop: 402#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 406#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 402#L517-3 [2022-11-20 11:17:05,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:05,940 INFO L85 PathProgramCache]: Analyzing trace with hash 1237095790, now seen corresponding path program 2 times [2022-11-20 11:17:05,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:05,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965716368] [2022-11-20 11:17:05,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:05,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:05,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:05,957 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:05,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:05,970 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:05,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:05,971 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 2 times [2022-11-20 11:17:05,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:05,971 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569834386] [2022-11-20 11:17:05,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:05,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:05,978 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:05,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:05,983 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:05,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:05,984 INFO L85 PathProgramCache]: Analyzing trace with hash -856885645, now seen corresponding path program 2 times [2022-11-20 11:17:05,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:05,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406303232] [2022-11-20 11:17:05,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:05,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:06,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:06,005 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:06,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:06,029 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:06,518 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:17:06,518 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:17:06,519 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:17:06,519 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:17:06,519 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:17:06,519 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:06,519 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:17:06,519 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:17:06,519 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration5_Lasso [2022-11-20 11:17:06,519 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:17:06,519 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:17:06,522 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:06,527 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:06,529 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:06,532 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:06,535 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:06,539 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:06,545 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:06,549 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:06,552 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:06,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:06,897 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:06,900 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:06,902 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:06,904 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:06,906 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:06,909 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:06,911 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:06,913 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:06,918 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:06,921 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:07,419 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:17:07,419 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:17:07,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:07,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:07,422 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:07,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-20 11:17:07,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:07,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:07,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:07,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:07,439 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:07,440 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:07,441 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:07,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:07,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-11-20 11:17:07,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:07,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:07,448 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:07,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-20 11:17:07,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:07,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:07,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:07,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:07,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:07,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:07,463 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:07,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:07,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:07,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-11-20 11:17:07,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:07,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:07,468 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:07,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-20 11:17:07,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:07,482 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:07,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:07,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:07,482 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:07,484 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:07,484 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:07,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:07,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-11-20 11:17:07,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:07,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:07,491 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:07,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-20 11:17:07,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:07,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:07,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:07,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:07,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:07,506 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:07,507 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:07,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:07,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:07,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:07,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:07,552 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:07,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:07,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:07,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:07,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:07,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:07,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:07,569 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:07,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:07,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-20 11:17:07,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:07,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:07,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:07,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:07,596 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:07,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:07,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-20 11:17:07,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:07,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:07,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:07,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:07,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:07,612 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:07,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:07,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:07,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:07,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:07,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:07,631 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:07,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:07,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:07,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:07,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:07,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:07,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-20 11:17:07,649 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:07,649 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:07,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:07,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:07,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:07,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:07,677 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:07,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:07,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:07,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:07,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:07,694 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:07,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-20 11:17:07,698 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:07,698 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:07,709 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:07,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:07,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:07,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:07,719 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:07,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:07,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-20 11:17:07,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:07,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:07,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:07,733 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:07,737 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:07,737 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:07,750 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:17:07,765 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-11-20 11:17:07,765 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-11-20 11:17:07,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:07,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:07,771 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:07,776 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:17:07,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-20 11:17:07,794 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:17:07,794 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:17:07,794 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) ULTIMATE.start_main_~numbers~0#1.offset)_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) ULTIMATE.start_main_~numbers~0#1.offset)_2 Supporting invariants [] [2022-11-20 11:17:07,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:07,828 INFO L156 tatePredicateManager]: 6 out of 8 supporting invariants were superfluous and have been removed [2022-11-20 11:17:07,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:07,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:07,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-20 11:17:07,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:07,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:07,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:07,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:07,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:07,963 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-11-20 11:17:07,964 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 29 transitions. cyclomatic complexity: 11 Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:08,014 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 29 transitions. cyclomatic complexity: 11. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 33 states and 43 transitions. Complement of second has 8 states. [2022-11-20 11:17:08,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-20 11:17:08,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:08,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 13 transitions. [2022-11-20 11:17:08,016 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 11 letters. Loop has 2 letters. [2022-11-20 11:17:08,016 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:08,016 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 13 letters. Loop has 2 letters. [2022-11-20 11:17:08,017 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:08,017 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 13 transitions. Stem has 11 letters. Loop has 4 letters. [2022-11-20 11:17:08,017 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:08,017 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 43 transitions. [2022-11-20 11:17:08,018 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:08,018 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 26 states and 33 transitions. [2022-11-20 11:17:08,018 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2022-11-20 11:17:08,019 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-11-20 11:17:08,019 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 33 transitions. [2022-11-20 11:17:08,019 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:17:08,019 INFO L218 hiAutomatonCegarLoop]: Abstraction has 26 states and 33 transitions. [2022-11-20 11:17:08,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 33 transitions. [2022-11-20 11:17:08,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 18. [2022-11-20 11:17:08,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 17 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:08,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 23 transitions. [2022-11-20 11:17:08,022 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 23 transitions. [2022-11-20 11:17:08,022 INFO L428 stractBuchiCegarLoop]: Abstraction has 18 states and 23 transitions. [2022-11-20 11:17:08,022 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-20 11:17:08,022 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 23 transitions. [2022-11-20 11:17:08,022 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:08,023 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:17:08,023 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:17:08,023 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:17:08,023 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:17:08,024 INFO L748 eck$LassoCheckResult]: Stem: 553#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 554#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 555#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 548#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 549#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 550#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 551#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 552#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 556#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 557#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 565#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 561#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 558#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 560#L517-3 [2022-11-20 11:17:08,024 INFO L750 eck$LassoCheckResult]: Loop: 560#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 562#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 560#L517-3 [2022-11-20 11:17:08,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:08,024 INFO L85 PathProgramCache]: Analyzing trace with hash 1792762469, now seen corresponding path program 2 times [2022-11-20 11:17:08,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:08,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784158564] [2022-11-20 11:17:08,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:08,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:08,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:08,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:08,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:17:08,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784158564] [2022-11-20 11:17:08,137 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784158564] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:17:08,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [891264205] [2022-11-20 11:17:08,137 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 11:17:08,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:17:08,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:08,139 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:17:08,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2022-11-20 11:17:08,204 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-20 11:17:08,204 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 11:17:08,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-20 11:17:08,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:08,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:08,272 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 11:17:08,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:08,329 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [891264205] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 11:17:08,329 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 11:17:08,329 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2022-11-20 11:17:08,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882706288] [2022-11-20 11:17:08,329 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 11:17:08,330 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:17:08,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:08,330 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 3 times [2022-11-20 11:17:08,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:08,331 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620338269] [2022-11-20 11:17:08,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:08,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:08,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:08,345 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:08,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:08,359 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:08,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:17:08,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-20 11:17:08,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2022-11-20 11:17:08,412 INFO L87 Difference]: Start difference. First operand 18 states and 23 transitions. cyclomatic complexity: 9 Second operand has 11 states, 10 states have (on average 2.7) internal successors, (27), 11 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:08,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:17:08,529 INFO L93 Difference]: Finished difference Result 33 states and 40 transitions. [2022-11-20 11:17:08,529 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 40 transitions. [2022-11-20 11:17:08,535 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:08,535 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 21 states and 25 transitions. [2022-11-20 11:17:08,536 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-20 11:17:08,536 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-11-20 11:17:08,536 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 25 transitions. [2022-11-20 11:17:08,536 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:17:08,536 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 25 transitions. [2022-11-20 11:17:08,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 25 transitions. [2022-11-20 11:17:08,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 20. [2022-11-20 11:17:08,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.2) internal successors, (24), 19 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:08,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 24 transitions. [2022-11-20 11:17:08,542 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 24 transitions. [2022-11-20 11:17:08,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-20 11:17:08,544 INFO L428 stractBuchiCegarLoop]: Abstraction has 20 states and 24 transitions. [2022-11-20 11:17:08,544 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-20 11:17:08,544 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 24 transitions. [2022-11-20 11:17:08,544 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:08,545 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:17:08,545 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:17:08,547 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:17:08,547 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:17:08,547 INFO L748 eck$LassoCheckResult]: Stem: 700#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 701#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 702#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 699#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 695#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 696#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 697#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 698#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 713#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 708#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 703#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 704#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 714#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 709#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 705#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 706#L517-3 [2022-11-20 11:17:08,547 INFO L750 eck$LassoCheckResult]: Loop: 706#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 710#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 706#L517-3 [2022-11-20 11:17:08,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:08,548 INFO L85 PathProgramCache]: Analyzing trace with hash 1166615491, now seen corresponding path program 3 times [2022-11-20 11:17:08,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:08,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684891077] [2022-11-20 11:17:08,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:08,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:08,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:08,620 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:08,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:08,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:08,640 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:08,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:08,643 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 4 times [2022-11-20 11:17:08,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:08,644 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982269018] [2022-11-20 11:17:08,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:08,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:08,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:08,653 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:08,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:08,658 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:08,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:08,659 INFO L85 PathProgramCache]: Analyzing trace with hash 131023752, now seen corresponding path program 1 times [2022-11-20 11:17:08,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:08,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942347484] [2022-11-20 11:17:08,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:08,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:08,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:08,695 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:08,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:08,711 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:09,240 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:17:09,241 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:17:09,241 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:17:09,241 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:17:09,241 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:17:09,241 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:09,241 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:17:09,241 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:17:09,241 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration7_Lasso [2022-11-20 11:17:09,241 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:17:09,241 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:17:09,244 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:09,621 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:09,623 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:09,625 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:09,627 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:09,630 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:09,632 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:09,636 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:09,639 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:09,642 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:09,644 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:09,646 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:09,649 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:09,651 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:09,653 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:09,672 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:09,674 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:09,677 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:10,156 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:17:10,156 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:17:10,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:10,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:10,159 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:10,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-20 11:17:10,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:10,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:10,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:10,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:10,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:10,182 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:10,182 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:10,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:10,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:10,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:10,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:10,211 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:10,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:10,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:10,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:10,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:10,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:10,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-20 11:17:10,233 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:10,233 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:10,256 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:10,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-11-20 11:17:10,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:10,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:10,261 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:10,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:10,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:10,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:10,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:10,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:10,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-20 11:17:10,287 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:10,287 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:10,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:10,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:10,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:10,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:10,324 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:10,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:10,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:10,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:10,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:10,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:10,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-20 11:17:10,346 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:10,347 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:10,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:10,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:10,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:10,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:10,370 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:10,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:10,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-20 11:17:10,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:10,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:10,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:10,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:10,397 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:10,397 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:10,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:10,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:10,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:10,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:10,437 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:10,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:10,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-20 11:17:10,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:10,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:10,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:10,458 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:10,464 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:10,464 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:10,477 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:17:10,496 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-11-20 11:17:10,496 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-11-20 11:17:10,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:10,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:10,502 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:10,504 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:17:10,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-20 11:17:10,532 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:17:10,532 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:17:10,532 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 4 ULTIMATE.start_main_~numbers~0#1.offset))_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 4 ULTIMATE.start_main_~numbers~0#1.offset))_2 Supporting invariants [] [2022-11-20 11:17:10,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:10,567 INFO L156 tatePredicateManager]: 7 out of 9 supporting invariants were superfluous and have been removed [2022-11-20 11:17:10,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:10,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:10,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-20 11:17:10,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:10,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:10,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:10,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:10,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:10,770 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-11-20 11:17:10,770 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 24 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:10,798 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 24 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 21 states and 26 transitions. Complement of second has 4 states. [2022-11-20 11:17:10,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:17:10,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:10,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:17:10,800 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 15 letters. Loop has 2 letters. [2022-11-20 11:17:10,800 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:10,800 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:17:10,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:10,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:10,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-20 11:17:10,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:10,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:10,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:10,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:10,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:10,973 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.3 stem predicates 2 loop predicates [2022-11-20 11:17:10,973 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 24 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:11,004 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 24 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 21 states and 26 transitions. Complement of second has 4 states. [2022-11-20 11:17:11,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:17:11,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:11,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:17:11,006 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 15 letters. Loop has 2 letters. [2022-11-20 11:17:11,006 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:11,007 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:17:11,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:11,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:11,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-20 11:17:11,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:11,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:11,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:11,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:11,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:11,184 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-11-20 11:17:11,184 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 24 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:11,269 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 24 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 35 states and 43 transitions. Complement of second has 10 states. [2022-11-20 11:17:11,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 3 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:17:11,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:11,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 29 transitions. [2022-11-20 11:17:11,272 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 29 transitions. Stem has 15 letters. Loop has 2 letters. [2022-11-20 11:17:11,272 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:11,272 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 29 transitions. Stem has 17 letters. Loop has 2 letters. [2022-11-20 11:17:11,272 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:11,272 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 29 transitions. Stem has 15 letters. Loop has 4 letters. [2022-11-20 11:17:11,273 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:11,273 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 43 transitions. [2022-11-20 11:17:11,273 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:11,274 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 30 states and 36 transitions. [2022-11-20 11:17:11,274 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-11-20 11:17:11,274 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-11-20 11:17:11,274 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 36 transitions. [2022-11-20 11:17:11,274 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:17:11,274 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 36 transitions. [2022-11-20 11:17:11,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 36 transitions. [2022-11-20 11:17:11,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 25. [2022-11-20 11:17:11,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.2) internal successors, (30), 24 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:11,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 30 transitions. [2022-11-20 11:17:11,276 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 30 transitions. [2022-11-20 11:17:11,276 INFO L428 stractBuchiCegarLoop]: Abstraction has 25 states and 30 transitions. [2022-11-20 11:17:11,276 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-11-20 11:17:11,276 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 30 transitions. [2022-11-20 11:17:11,277 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:11,277 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:17:11,277 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:17:11,282 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-11-20 11:17:11,282 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:17:11,282 INFO L748 eck$LassoCheckResult]: Stem: 1040#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1041#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 1042#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 1035#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 1036#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 1037#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1038#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 1039#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1043#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 1050#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 1044#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 1045#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 1057#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 1056#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 1046#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 1047#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 1059#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 1048#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 1049#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 1051#L517-3 [2022-11-20 11:17:11,283 INFO L750 eck$LassoCheckResult]: Loop: 1051#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 1052#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 1051#L517-3 [2022-11-20 11:17:11,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:11,283 INFO L85 PathProgramCache]: Analyzing trace with hash 1359773592, now seen corresponding path program 4 times [2022-11-20 11:17:11,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:11,283 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208775937] [2022-11-20 11:17:11,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:11,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:11,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:11,466 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:11,466 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:17:11,466 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208775937] [2022-11-20 11:17:11,466 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208775937] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:17:11,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1647788233] [2022-11-20 11:17:11,467 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-20 11:17:11,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:17:11,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:11,468 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:17:11,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2022-11-20 11:17:11,545 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-20 11:17:11,545 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 11:17:11,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 11:17:11,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:11,650 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:11,651 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 11:17:11,742 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:11,742 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1647788233] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 11:17:11,742 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 11:17:11,742 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 13 [2022-11-20 11:17:11,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275898427] [2022-11-20 11:17:11,743 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 11:17:11,743 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:17:11,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:11,744 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 5 times [2022-11-20 11:17:11,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:11,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343164370] [2022-11-20 11:17:11,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:11,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:11,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:11,749 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:11,755 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:11,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:17:11,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-20 11:17:11,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2022-11-20 11:17:11,804 INFO L87 Difference]: Start difference. First operand 25 states and 30 transitions. cyclomatic complexity: 10 Second operand has 14 states, 13 states have (on average 2.8461538461538463) internal successors, (37), 14 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:11,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:17:11,926 INFO L93 Difference]: Finished difference Result 40 states and 47 transitions. [2022-11-20 11:17:11,927 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 47 transitions. [2022-11-20 11:17:11,927 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:11,928 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 28 states and 33 transitions. [2022-11-20 11:17:11,928 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-20 11:17:11,928 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-11-20 11:17:11,928 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 33 transitions. [2022-11-20 11:17:11,928 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:17:11,929 INFO L218 hiAutomatonCegarLoop]: Abstraction has 28 states and 33 transitions. [2022-11-20 11:17:11,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 33 transitions. [2022-11-20 11:17:11,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 27. [2022-11-20 11:17:11,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.1851851851851851) internal successors, (32), 26 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:11,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 32 transitions. [2022-11-20 11:17:11,931 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27 states and 32 transitions. [2022-11-20 11:17:11,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 11:17:11,932 INFO L428 stractBuchiCegarLoop]: Abstraction has 27 states and 32 transitions. [2022-11-20 11:17:11,932 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-11-20 11:17:11,932 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 32 transitions. [2022-11-20 11:17:11,932 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:11,933 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:17:11,933 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:17:11,933 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-11-20 11:17:11,933 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:17:11,934 INFO L748 eck$LassoCheckResult]: Stem: 1238#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1239#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 1240#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 1233#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 1234#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 1235#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1236#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 1237#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1259#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 1253#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1252#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 1246#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 1241#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 1242#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 1257#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 1245#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 1243#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 1244#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 1256#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 1255#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 1254#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 1247#L517-3 [2022-11-20 11:17:11,934 INFO L750 eck$LassoCheckResult]: Loop: 1247#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 1248#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 1247#L517-3 [2022-11-20 11:17:11,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:11,934 INFO L85 PathProgramCache]: Analyzing trace with hash -1255193994, now seen corresponding path program 5 times [2022-11-20 11:17:11,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:11,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481179633] [2022-11-20 11:17:11,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:11,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:11,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:11,952 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:11,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:11,984 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:11,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:11,984 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 6 times [2022-11-20 11:17:11,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:11,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569050649] [2022-11-20 11:17:11,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:11,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:11,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:11,990 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:11,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:11,993 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:11,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:11,994 INFO L85 PathProgramCache]: Analyzing trace with hash 644383099, now seen corresponding path program 2 times [2022-11-20 11:17:11,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:11,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340300432] [2022-11-20 11:17:11,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:11,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:11,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:12,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:12,014 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:12,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:12,060 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:12,712 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:17:12,712 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:17:12,712 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:17:12,712 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:17:12,712 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:17:12,712 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:12,712 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:17:12,712 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:17:12,712 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration9_Lasso [2022-11-20 11:17:12,712 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:17:12,713 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:17:12,715 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:12,721 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:12,725 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:12,728 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:12,730 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:12,734 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:13,200 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:13,201 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:13,204 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:13,207 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:13,209 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:13,211 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:13,216 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:13,219 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:13,222 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:13,225 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:13,227 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:13,231 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:13,710 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:17:13,711 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:17:13,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:13,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:13,715 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:13,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-20 11:17:13,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:13,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:13,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:13,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:13,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:13,730 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:13,730 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:13,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:13,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-11-20 11:17:13,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:13,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:13,737 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:13,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-20 11:17:13,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:13,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:13,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:13,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:13,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:13,751 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:13,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:13,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:13,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:13,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-11-20 11:17:13,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:13,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:13,771 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:13,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-20 11:17:13,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:13,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:13,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:13,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:13,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:13,786 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:13,786 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:13,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:13,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:13,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:13,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:13,797 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:13,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-20 11:17:13,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:13,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:13,810 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:13,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:13,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:13,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:13,811 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:13,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:13,813 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:13,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-11-20 11:17:13,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:13,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:13,816 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:13,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-20 11:17:13,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:13,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:13,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:13,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:13,829 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:13,830 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:13,830 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:13,834 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:13,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-11-20 11:17:13,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:13,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:13,839 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:13,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-20 11:17:13,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:13,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:13,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:13,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:13,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:13,856 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:13,856 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:13,890 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:17:13,907 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2022-11-20 11:17:13,907 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-11-20 11:17:13,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:13,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:13,914 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:13,919 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:17:13,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-20 11:17:13,932 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:17:13,932 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:17:13,932 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) (- 4) ULTIMATE.start_main_~numbers~0#1.offset))_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) (- 4) ULTIMATE.start_main_~numbers~0#1.offset))_2 Supporting invariants [] [2022-11-20 11:17:13,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-11-20 11:17:13,990 INFO L156 tatePredicateManager]: 12 out of 14 supporting invariants were superfluous and have been removed [2022-11-20 11:17:14,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:14,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:14,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 26 conjunts are in the unsatisfiable core [2022-11-20 11:17:14,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:14,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:14,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:14,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:14,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:14,356 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 2 loop predicates [2022-11-20 11:17:14,357 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 27 states and 32 transitions. cyclomatic complexity: 10 Second operand has 10 states, 10 states have (on average 2.3) internal successors, (23), 10 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:14,432 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 27 states and 32 transitions. cyclomatic complexity: 10. Second operand has 10 states, 10 states have (on average 2.3) internal successors, (23), 10 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 33 states and 40 transitions. Complement of second has 8 states. [2022-11-20 11:17:14,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 6 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:17:14,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.3) internal successors, (23), 10 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:14,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 20 transitions. [2022-11-20 11:17:14,435 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 20 transitions. Stem has 21 letters. Loop has 2 letters. [2022-11-20 11:17:14,436 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:14,436 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:17:14,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:14,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:14,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 26 conjunts are in the unsatisfiable core [2022-11-20 11:17:14,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:14,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:14,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:14,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:14,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:14,792 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.8 stem predicates 2 loop predicates [2022-11-20 11:17:14,793 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 27 states and 32 transitions. cyclomatic complexity: 10 Second operand has 10 states, 10 states have (on average 2.3) internal successors, (23), 10 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:14,876 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 27 states and 32 transitions. cyclomatic complexity: 10. Second operand has 10 states, 10 states have (on average 2.3) internal successors, (23), 10 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 33 states and 40 transitions. Complement of second has 8 states. [2022-11-20 11:17:14,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 6 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:17:14,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.3) internal successors, (23), 10 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:14,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 20 transitions. [2022-11-20 11:17:14,880 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 20 transitions. Stem has 21 letters. Loop has 2 letters. [2022-11-20 11:17:14,880 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:14,880 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:17:14,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:14,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:14,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 26 conjunts are in the unsatisfiable core [2022-11-20 11:17:14,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:15,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:15,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:15,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:15,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:15,261 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.8 stem predicates 2 loop predicates [2022-11-20 11:17:15,261 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 27 states and 32 transitions. cyclomatic complexity: 10 Second operand has 10 states, 10 states have (on average 2.3) internal successors, (23), 10 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:15,456 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 27 states and 32 transitions. cyclomatic complexity: 10. Second operand has 10 states, 10 states have (on average 2.3) internal successors, (23), 10 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 67 states and 84 transitions. Complement of second has 17 states. [2022-11-20 11:17:15,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 12 states 8 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:17:15,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.3) internal successors, (23), 10 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:15,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 51 transitions. [2022-11-20 11:17:15,457 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 51 transitions. Stem has 21 letters. Loop has 2 letters. [2022-11-20 11:17:15,458 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:15,458 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 51 transitions. Stem has 23 letters. Loop has 2 letters. [2022-11-20 11:17:15,458 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:15,458 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 51 transitions. Stem has 21 letters. Loop has 4 letters. [2022-11-20 11:17:15,459 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:15,459 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 67 states and 84 transitions. [2022-11-20 11:17:15,460 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 11:17:15,460 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 67 states to 62 states and 77 transitions. [2022-11-20 11:17:15,460 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-11-20 11:17:15,460 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-11-20 11:17:15,461 INFO L73 IsDeterministic]: Start isDeterministic. Operand 62 states and 77 transitions. [2022-11-20 11:17:15,461 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:17:15,461 INFO L218 hiAutomatonCegarLoop]: Abstraction has 62 states and 77 transitions. [2022-11-20 11:17:15,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states and 77 transitions. [2022-11-20 11:17:15,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 36. [2022-11-20 11:17:15,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.1944444444444444) internal successors, (43), 35 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:15,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 43 transitions. [2022-11-20 11:17:15,464 INFO L240 hiAutomatonCegarLoop]: Abstraction has 36 states and 43 transitions. [2022-11-20 11:17:15,465 INFO L428 stractBuchiCegarLoop]: Abstraction has 36 states and 43 transitions. [2022-11-20 11:17:15,465 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-11-20 11:17:15,465 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 43 transitions. [2022-11-20 11:17:15,465 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:15,466 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:17:15,481 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:17:15,482 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-11-20 11:17:15,482 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:17:15,482 INFO L748 eck$LassoCheckResult]: Stem: 1758#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1759#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 1760#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 1757#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 1753#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 1754#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1777#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 1778#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1755#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 1756#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1761#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 1775#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1774#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 1776#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 1762#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 1763#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 1782#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 1768#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 1764#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 1765#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 1781#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 1780#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 1779#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 1769#L517-3 [2022-11-20 11:17:15,482 INFO L750 eck$LassoCheckResult]: Loop: 1769#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 1770#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 1769#L517-3 [2022-11-20 11:17:15,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:15,483 INFO L85 PathProgramCache]: Analyzing trace with hash -1683175980, now seen corresponding path program 6 times [2022-11-20 11:17:15,483 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:15,483 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801307262] [2022-11-20 11:17:15,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:15,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:15,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:15,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:15,501 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:15,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:15,515 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:15,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:15,516 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 7 times [2022-11-20 11:17:15,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:15,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438097705] [2022-11-20 11:17:15,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:15,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:15,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:15,520 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:15,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:15,523 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:15,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:15,523 INFO L85 PathProgramCache]: Analyzing trace with hash 1670554969, now seen corresponding path program 3 times [2022-11-20 11:17:15,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:15,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266948756] [2022-11-20 11:17:15,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:15,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:15,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:15,538 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:15,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:15,552 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:16,488 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:17:16,488 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:17:16,488 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:17:16,488 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:17:16,488 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:17:16,488 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:16,489 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:17:16,489 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:17:16,489 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration10_Lasso [2022-11-20 11:17:16,489 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:17:16,489 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:17:16,491 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:16,505 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:16,507 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:16,510 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:16,512 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:16,515 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:17,061 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:17,064 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:17,066 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:17,068 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:17,070 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:17,072 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:17,074 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:17,079 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:17,081 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:17,083 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:17,085 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:17,088 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:17,599 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:17:17,599 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:17:17,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:17,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:17,601 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:17,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-20 11:17:17,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:17,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:17,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:17,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:17,614 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:17,615 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:17,615 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:17,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:17,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:17,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:17,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:17,626 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:17,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-20 11:17:17,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:17,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:17,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:17,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:17,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:17,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:17,639 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:17,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:17,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:17,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:17,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:17,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:17,644 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:17,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-20 11:17:17,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:17,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:17,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:17,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:17,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:17,658 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:17,658 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:17,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:17,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-11-20 11:17:17,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:17,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:17,665 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:17,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-20 11:17:17,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:17,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:17,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:17,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:17,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:17,679 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:17,679 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:17,682 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:17,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:17,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:17,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:17,685 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:17,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-20 11:17:17,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:17,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:17,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:17,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:17,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:17,699 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:17,699 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:17,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:17,700 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:17,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:17,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:17,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:17,704 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:17,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-20 11:17:17,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:17,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:17,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:17,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:17,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:17,721 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:17,721 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:17,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:17,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-11-20 11:17:17,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:17,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:17,749 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:17,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-20 11:17:17,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:17,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:17,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:17,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:17,761 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:17,767 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:17,767 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:17,775 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:17:17,786 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2022-11-20 11:17:17,786 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-11-20 11:17:17,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:17,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:17,787 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:17,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-20 11:17:17,789 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:17:17,800 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:17:17,800 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:17:17,800 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 8 ULTIMATE.start_main_~numbers~0#1.offset))_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 8 ULTIMATE.start_main_~numbers~0#1.offset))_1 Supporting invariants [] [2022-11-20 11:17:17,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-11-20 11:17:17,862 INFO L156 tatePredicateManager]: 15 out of 17 supporting invariants were superfluous and have been removed [2022-11-20 11:17:17,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:17,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:17,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-20 11:17:17,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:18,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:18,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:18,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:18,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:18,087 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2022-11-20 11:17:18,087 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 36 states and 43 transitions. cyclomatic complexity: 13 Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:18,118 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 36 states and 43 transitions. cyclomatic complexity: 13. Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 38 states and 47 transitions. Complement of second has 4 states. [2022-11-20 11:17:18,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:17:18,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:18,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:17:18,119 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 23 letters. Loop has 2 letters. [2022-11-20 11:17:18,119 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:18,120 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:17:18,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:18,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:18,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-20 11:17:18,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:18,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:18,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:18,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:18,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:18,360 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.4 stem predicates 2 loop predicates [2022-11-20 11:17:18,361 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 36 states and 43 transitions. cyclomatic complexity: 13 Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:18,393 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 36 states and 43 transitions. cyclomatic complexity: 13. Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 38 states and 47 transitions. Complement of second has 4 states. [2022-11-20 11:17:18,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:17:18,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:18,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:17:18,395 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 23 letters. Loop has 2 letters. [2022-11-20 11:17:18,395 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:18,395 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:17:18,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:18,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:18,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-20 11:17:18,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:18,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:18,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:18,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:18,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:18,637 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2022-11-20 11:17:18,637 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 36 states and 43 transitions. cyclomatic complexity: 13 Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:18,739 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 36 states and 43 transitions. cyclomatic complexity: 13. Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 64 states and 81 transitions. Complement of second has 12 states. [2022-11-20 11:17:18,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 4 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:17:18,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:18,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 35 transitions. [2022-11-20 11:17:18,741 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 35 transitions. Stem has 23 letters. Loop has 2 letters. [2022-11-20 11:17:18,741 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:18,741 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 35 transitions. Stem has 25 letters. Loop has 2 letters. [2022-11-20 11:17:18,742 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:18,742 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 35 transitions. Stem has 23 letters. Loop has 4 letters. [2022-11-20 11:17:18,742 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:18,742 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 64 states and 81 transitions. [2022-11-20 11:17:18,743 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:18,744 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 64 states to 57 states and 71 transitions. [2022-11-20 11:17:18,744 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2022-11-20 11:17:18,744 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-11-20 11:17:18,744 INFO L73 IsDeterministic]: Start isDeterministic. Operand 57 states and 71 transitions. [2022-11-20 11:17:18,745 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:17:18,745 INFO L218 hiAutomatonCegarLoop]: Abstraction has 57 states and 71 transitions. [2022-11-20 11:17:18,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states and 71 transitions. [2022-11-20 11:17:18,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 32. [2022-11-20 11:17:18,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.1875) internal successors, (38), 31 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:18,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 38 transitions. [2022-11-20 11:17:18,748 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 38 transitions. [2022-11-20 11:17:18,748 INFO L428 stractBuchiCegarLoop]: Abstraction has 32 states and 38 transitions. [2022-11-20 11:17:18,748 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-11-20 11:17:18,748 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 38 transitions. [2022-11-20 11:17:18,749 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:18,749 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:17:18,749 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:17:18,750 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1] [2022-11-20 11:17:18,750 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:17:18,750 INFO L748 eck$LassoCheckResult]: Stem: 2287#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 2288#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 2289#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 2282#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 2283#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 2284#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2306#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 2290#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2285#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 2286#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2302#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 2295#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 2291#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 2292#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 2299#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 2296#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 2293#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 2294#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 2313#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 2312#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 2311#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 2308#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 2307#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 2305#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 2303#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 2297#L517-3 [2022-11-20 11:17:18,750 INFO L750 eck$LassoCheckResult]: Loop: 2297#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 2298#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 2297#L517-3 [2022-11-20 11:17:18,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:18,751 INFO L85 PathProgramCache]: Analyzing trace with hash 776867019, now seen corresponding path program 7 times [2022-11-20 11:17:18,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:18,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516556831] [2022-11-20 11:17:18,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:18,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:18,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:18,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:18,941 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:18,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:17:18,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516556831] [2022-11-20 11:17:18,942 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516556831] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:17:18,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1675849207] [2022-11-20 11:17:18,942 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-11-20 11:17:18,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:17:18,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:18,943 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:17:18,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Waiting until timeout for monitored process [2022-11-20 11:17:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:19,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-20 11:17:19,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:19,130 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:19,130 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 11:17:19,229 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:19,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1675849207] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 11:17:19,229 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 11:17:19,229 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 16 [2022-11-20 11:17:19,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137720201] [2022-11-20 11:17:19,229 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 11:17:19,230 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:17:19,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:19,230 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 8 times [2022-11-20 11:17:19,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:19,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027448033] [2022-11-20 11:17:19,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:19,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:19,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:19,244 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:19,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:19,250 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:19,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:17:19,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-20 11:17:19,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=207, Unknown=0, NotChecked=0, Total=272 [2022-11-20 11:17:19,293 INFO L87 Difference]: Start difference. First operand 32 states and 38 transitions. cyclomatic complexity: 12 Second operand has 17 states, 16 states have (on average 2.9375) internal successors, (47), 17 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:19,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:17:19,442 INFO L93 Difference]: Finished difference Result 52 states and 61 transitions. [2022-11-20 11:17:19,442 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52 states and 61 transitions. [2022-11-20 11:17:19,442 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:19,443 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52 states to 35 states and 41 transitions. [2022-11-20 11:17:19,443 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-20 11:17:19,443 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-11-20 11:17:19,443 INFO L73 IsDeterministic]: Start isDeterministic. Operand 35 states and 41 transitions. [2022-11-20 11:17:19,443 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:17:19,444 INFO L218 hiAutomatonCegarLoop]: Abstraction has 35 states and 41 transitions. [2022-11-20 11:17:19,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states and 41 transitions. [2022-11-20 11:17:19,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 34. [2022-11-20 11:17:19,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.1764705882352942) internal successors, (40), 33 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:19,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 40 transitions. [2022-11-20 11:17:19,446 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 40 transitions. [2022-11-20 11:17:19,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 11:17:19,447 INFO L428 stractBuchiCegarLoop]: Abstraction has 34 states and 40 transitions. [2022-11-20 11:17:19,447 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-11-20 11:17:19,447 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 40 transitions. [2022-11-20 11:17:19,449 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:19,449 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:17:19,449 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:17:19,449 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1] [2022-11-20 11:17:19,450 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:17:19,450 INFO L748 eck$LassoCheckResult]: Stem: 2545#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 2546#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 2547#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 2540#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 2541#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 2542#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2543#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 2544#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2548#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 2567#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2566#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 2561#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2560#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 2553#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 2549#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 2550#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 2557#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 2554#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 2551#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 2552#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 2573#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 2572#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 2571#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 2570#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 2565#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 2564#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 2562#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 2555#L517-3 [2022-11-20 11:17:19,450 INFO L750 eck$LassoCheckResult]: Loop: 2555#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 2556#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 2555#L517-3 [2022-11-20 11:17:19,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:19,450 INFO L85 PathProgramCache]: Analyzing trace with hash -914443991, now seen corresponding path program 8 times [2022-11-20 11:17:19,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:19,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677096120] [2022-11-20 11:17:19,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:19,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:19,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:19,465 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:19,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:19,480 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:19,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:19,480 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 9 times [2022-11-20 11:17:19,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:19,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736412489] [2022-11-20 11:17:19,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:19,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:19,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:19,485 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:19,488 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:19,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:19,489 INFO L85 PathProgramCache]: Analyzing trace with hash 1687621486, now seen corresponding path program 4 times [2022-11-20 11:17:19,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:19,489 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894862284] [2022-11-20 11:17:19,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:19,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:19,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:19,504 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:19,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:19,518 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:21,007 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:17:21,007 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:17:21,007 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:17:21,007 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:17:21,007 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:17:21,007 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:21,007 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:17:21,007 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:17:21,007 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration12_Lasso [2022-11-20 11:17:21,007 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:17:21,007 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:17:21,010 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:21,018 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:21,020 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:21,723 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:21,725 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:21,728 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:21,729 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:21,732 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:21,746 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:21,749 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:21,751 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:21,753 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:21,757 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:21,759 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:21,762 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:21,763 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:21,766 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:21,767 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:21,770 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:22,331 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:17:22,331 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:17:22,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:22,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:22,333 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:22,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-20 11:17:22,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:22,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:22,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:22,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:22,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:22,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:22,347 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:22,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:22,348 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:22,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:22,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:22,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:22,352 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:22,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-20 11:17:22,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:22,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:22,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:22,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:22,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:22,365 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:22,366 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:22,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:22,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:22,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-11-20 11:17:22,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:22,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:22,370 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:22,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-20 11:17:22,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:22,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:22,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:22,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:22,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:22,386 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:22,386 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:22,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:22,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-11-20 11:17:22,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:22,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:22,397 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:22,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-20 11:17:22,401 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:22,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:22,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:22,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:22,411 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:22,414 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:22,414 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:22,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:22,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-11-20 11:17:22,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:22,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:22,425 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:22,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-20 11:17:22,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:22,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:22,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:22,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:22,438 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:22,441 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:22,441 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:22,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:22,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-11-20 11:17:22,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:22,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:22,451 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:22,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-20 11:17:22,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:22,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:22,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:22,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:22,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:22,467 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:22,467 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:22,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:22,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-11-20 11:17:22,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:22,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:22,479 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:22,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-20 11:17:22,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:22,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:22,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:22,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:22,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:22,492 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:22,493 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:22,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:22,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-11-20 11:17:22,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:22,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:22,500 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:22,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-20 11:17:22,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:22,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:22,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:22,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:22,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:22,516 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:22,516 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:22,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:22,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:22,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:22,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:22,528 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:22,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-20 11:17:22,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:22,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:22,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:22,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:22,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:22,545 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:22,545 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:22,553 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:17:22,562 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-11-20 11:17:22,563 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-11-20 11:17:22,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:22,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:22,565 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:22,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-20 11:17:22,566 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:17:22,577 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:17:22,577 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:17:22,577 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) (- 4) ULTIMATE.start_main_~numbers~0#1.offset))_3) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) (- 4) ULTIMATE.start_main_~numbers~0#1.offset))_3 Supporting invariants [] [2022-11-20 11:17:22,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-11-20 11:17:22,663 INFO L156 tatePredicateManager]: 17 out of 19 supporting invariants were superfluous and have been removed [2022-11-20 11:17:22,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:22,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:22,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 30 conjunts are in the unsatisfiable core [2022-11-20 11:17:22,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:22,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:23,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:23,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:23,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:23,132 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2022-11-20 11:17:23,132 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34 states and 40 transitions. cyclomatic complexity: 12 Second operand has 12 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 12 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:23,250 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34 states and 40 transitions. cyclomatic complexity: 12. Second operand has 12 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 12 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 40 states and 48 transitions. Complement of second has 9 states. [2022-11-20 11:17:23,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 7 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:17:23,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 12 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:23,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 22 transitions. [2022-11-20 11:17:23,251 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 22 transitions. Stem has 27 letters. Loop has 2 letters. [2022-11-20 11:17:23,251 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:23,252 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:17:23,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:23,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:23,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 30 conjunts are in the unsatisfiable core [2022-11-20 11:17:23,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:23,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:23,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:23,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:23,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:23,670 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.10 stem predicates 2 loop predicates [2022-11-20 11:17:23,670 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34 states and 40 transitions. cyclomatic complexity: 12 Second operand has 12 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 12 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:23,777 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34 states and 40 transitions. cyclomatic complexity: 12. Second operand has 12 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 12 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 40 states and 48 transitions. Complement of second has 9 states. [2022-11-20 11:17:23,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 7 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:17:23,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 12 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:23,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 22 transitions. [2022-11-20 11:17:23,779 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 22 transitions. Stem has 27 letters. Loop has 2 letters. [2022-11-20 11:17:23,779 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:23,779 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:17:23,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:23,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:23,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 30 conjunts are in the unsatisfiable core [2022-11-20 11:17:23,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:24,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:24,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:24,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:24,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:24,213 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2022-11-20 11:17:24,213 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34 states and 40 transitions. cyclomatic complexity: 12 Second operand has 12 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 12 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:24,485 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34 states and 40 transitions. cyclomatic complexity: 12. Second operand has 12 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 12 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 81 states and 102 transitions. Complement of second has 20 states. [2022-11-20 11:17:24,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 14 states 10 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:17:24,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 12 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:24,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 59 transitions. [2022-11-20 11:17:24,486 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 59 transitions. Stem has 27 letters. Loop has 2 letters. [2022-11-20 11:17:24,486 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:24,487 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 59 transitions. Stem has 29 letters. Loop has 2 letters. [2022-11-20 11:17:24,487 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:24,487 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 59 transitions. Stem has 27 letters. Loop has 4 letters. [2022-11-20 11:17:24,487 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:24,487 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 81 states and 102 transitions. [2022-11-20 11:17:24,488 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 11:17:24,488 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 81 states to 76 states and 95 transitions. [2022-11-20 11:17:24,489 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-11-20 11:17:24,489 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-11-20 11:17:24,489 INFO L73 IsDeterministic]: Start isDeterministic. Operand 76 states and 95 transitions. [2022-11-20 11:17:24,489 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:17:24,489 INFO L218 hiAutomatonCegarLoop]: Abstraction has 76 states and 95 transitions. [2022-11-20 11:17:24,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states and 95 transitions. [2022-11-20 11:17:24,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 43. [2022-11-20 11:17:24,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 43 states have (on average 1.186046511627907) internal successors, (51), 42 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:24,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 51 transitions. [2022-11-20 11:17:24,492 INFO L240 hiAutomatonCegarLoop]: Abstraction has 43 states and 51 transitions. [2022-11-20 11:17:24,492 INFO L428 stractBuchiCegarLoop]: Abstraction has 43 states and 51 transitions. [2022-11-20 11:17:24,492 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-11-20 11:17:24,492 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 43 states and 51 transitions. [2022-11-20 11:17:24,493 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:24,493 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:17:24,493 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:17:24,493 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1] [2022-11-20 11:17:24,494 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:17:24,494 INFO L748 eck$LassoCheckResult]: Stem: 3189#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 3190#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 3191#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 3188#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 3184#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 3185#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3186#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 3187#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3192#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 3207#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3205#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 3206#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3226#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 3204#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3203#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 3196#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 3193#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 3194#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 3201#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 3197#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 3198#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 3218#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 3217#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 3216#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 3215#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 3213#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 3211#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 3210#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 3208#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 3199#L517-3 [2022-11-20 11:17:24,494 INFO L750 eck$LassoCheckResult]: Loop: 3199#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 3200#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 3199#L517-3 [2022-11-20 11:17:24,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:24,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1528280583, now seen corresponding path program 9 times [2022-11-20 11:17:24,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:24,499 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105437567] [2022-11-20 11:17:24,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:24,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:24,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:24,536 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:24,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:24,560 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:24,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:24,561 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 10 times [2022-11-20 11:17:24,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:24,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910046069] [2022-11-20 11:17:24,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:24,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:24,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:24,575 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:24,578 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:24,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:24,579 INFO L85 PathProgramCache]: Analyzing trace with hash -201173812, now seen corresponding path program 5 times [2022-11-20 11:17:24,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:24,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332387660] [2022-11-20 11:17:24,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:24,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:24,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:24,608 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:24,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:24,629 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:25,914 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:17:25,914 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:17:25,914 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:17:25,914 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:17:25,914 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:17:25,914 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:25,914 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:17:25,914 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:17:25,915 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration13_Lasso [2022-11-20 11:17:25,915 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:17:25,915 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:17:25,917 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:25,920 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:25,924 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:25,927 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:25,929 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:25,931 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:25,933 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:25,935 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:26,606 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:26,609 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:26,611 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:26,612 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:26,614 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:26,616 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:26,618 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:26,621 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:26,623 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:26,625 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:27,139 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:17:27,140 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:17:27,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:27,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:27,141 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:27,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-20 11:17:27,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:27,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:27,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:27,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:27,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:27,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:27,154 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:27,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:27,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:27,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-11-20 11:17:27,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:27,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:27,159 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:27,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-20 11:17:27,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:27,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:27,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:27,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:27,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:27,173 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:27,173 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:27,176 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:27,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-11-20 11:17:27,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:27,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:27,180 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:27,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-20 11:17:27,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:27,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:27,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:27,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:27,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:27,194 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:27,194 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:27,197 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:27,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:27,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:27,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:27,206 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:27,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-20 11:17:27,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:27,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:27,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:27,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:27,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:27,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:27,223 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:27,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:27,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:27,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-11-20 11:17:27,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:27,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:27,228 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:27,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-20 11:17:27,230 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 [2022-11-20 11:17:27,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:27,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:27,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:27,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:27,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:27,240 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:27,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:27,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:27,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-11-20 11:17:27,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:27,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:27,245 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:27,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-20 11:17:27,248 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 [2022-11-20 11:17:27,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:27,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:27,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:27,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:27,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:27,259 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:27,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:27,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:27,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-11-20 11:17:27,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:27,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:27,264 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:27,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-20 11:17:27,267 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:27,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:27,277 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:27,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:27,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:27,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:27,277 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:27,278 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:27,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:27,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2022-11-20 11:17:27,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:27,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:27,283 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:27,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-20 11:17:27,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:27,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:27,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:27,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:27,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:27,298 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:27,298 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:27,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:27,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-11-20 11:17:27,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:27,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:27,308 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:27,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-20 11:17:27,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:27,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:27,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:27,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:27,321 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:27,322 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:27,322 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:27,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:27,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:27,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:27,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:27,331 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:27,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:27,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:27,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:27,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:27,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:27,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-20 11:17:27,355 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:27,355 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:27,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:27,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-11-20 11:17:27,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:27,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:27,366 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:27,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-20 11:17:27,368 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:27,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:27,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:27,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:27,378 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:27,381 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:27,381 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:27,389 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:17:27,399 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-11-20 11:17:27,399 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-11-20 11:17:27,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:27,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:27,400 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:27,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-20 11:17:27,403 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:17:27,413 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:17:27,413 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:17:27,413 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 12 ULTIMATE.start_main_~numbers~0#1.offset))_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 12 ULTIMATE.start_main_~numbers~0#1.offset))_2 Supporting invariants [] [2022-11-20 11:17:27,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:27,502 INFO L156 tatePredicateManager]: 19 out of 21 supporting invariants were superfluous and have been removed [2022-11-20 11:17:27,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:27,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:27,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 20 conjunts are in the unsatisfiable core [2022-11-20 11:17:27,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:27,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:27,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:27,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:27,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2022-11-20 11:17:27,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:27,805 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2022-11-20 11:17:27,805 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 43 states and 51 transitions. cyclomatic complexity: 15 Second operand has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:27,836 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 43 states and 51 transitions. cyclomatic complexity: 15. Second operand has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 45 states and 55 transitions. Complement of second has 4 states. [2022-11-20 11:17:27,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:17:27,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:27,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:17:27,838 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 29 letters. Loop has 2 letters. [2022-11-20 11:17:27,838 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:27,838 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:17:27,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:27,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:27,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 20 conjunts are in the unsatisfiable core [2022-11-20 11:17:27,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:28,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:28,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:28,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:28,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:28,138 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.5 stem predicates 2 loop predicates [2022-11-20 11:17:28,139 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 43 states and 51 transitions. cyclomatic complexity: 15 Second operand has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:28,169 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 43 states and 51 transitions. cyclomatic complexity: 15. Second operand has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 45 states and 55 transitions. Complement of second has 4 states. [2022-11-20 11:17:28,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:17:28,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:28,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:17:28,171 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 29 letters. Loop has 2 letters. [2022-11-20 11:17:28,171 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:28,171 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:17:28,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:28,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:28,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 20 conjunts are in the unsatisfiable core [2022-11-20 11:17:28,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:28,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:28,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:28,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:28,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:28,451 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2022-11-20 11:17:28,451 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 43 states and 51 transitions. cyclomatic complexity: 15 Second operand has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:28,579 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 43 states and 51 transitions. cyclomatic complexity: 15. Second operand has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 78 states and 99 transitions. Complement of second has 14 states. [2022-11-20 11:17:28,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 5 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:17:28,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 3.2857142857142856) internal successors, (23), 7 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:28,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 41 transitions. [2022-11-20 11:17:28,581 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 41 transitions. Stem has 29 letters. Loop has 2 letters. [2022-11-20 11:17:28,581 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:28,581 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 41 transitions. Stem has 31 letters. Loop has 2 letters. [2022-11-20 11:17:28,581 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:28,581 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 41 transitions. Stem has 29 letters. Loop has 4 letters. [2022-11-20 11:17:28,581 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:28,581 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 78 states and 99 transitions. [2022-11-20 11:17:28,582 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:28,583 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 78 states to 71 states and 89 transitions. [2022-11-20 11:17:28,583 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2022-11-20 11:17:28,583 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-11-20 11:17:28,584 INFO L73 IsDeterministic]: Start isDeterministic. Operand 71 states and 89 transitions. [2022-11-20 11:17:28,584 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:17:28,584 INFO L218 hiAutomatonCegarLoop]: Abstraction has 71 states and 89 transitions. [2022-11-20 11:17:28,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states and 89 transitions. [2022-11-20 11:17:28,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 39. [2022-11-20 11:17:28,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 39 states have (on average 1.1794871794871795) internal successors, (46), 38 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:28,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 46 transitions. [2022-11-20 11:17:28,587 INFO L240 hiAutomatonCegarLoop]: Abstraction has 39 states and 46 transitions. [2022-11-20 11:17:28,587 INFO L428 stractBuchiCegarLoop]: Abstraction has 39 states and 46 transitions. [2022-11-20 11:17:28,587 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-11-20 11:17:28,587 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 39 states and 46 transitions. [2022-11-20 11:17:28,588 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:28,588 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:17:28,588 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:17:28,589 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1] [2022-11-20 11:17:28,589 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:17:28,589 INFO L748 eck$LassoCheckResult]: Stem: 3829#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 3830#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 3831#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 3824#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 3825#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 3826#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3827#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 3828#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3832#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 3850#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3849#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 3845#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3844#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 3837#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 3833#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 3834#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 3861#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 3860#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 3835#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 3836#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 3842#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 3838#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 3839#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 3858#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 3857#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 3856#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 3855#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 3852#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 3851#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 3848#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 3846#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 3840#L517-3 [2022-11-20 11:17:28,589 INFO L750 eck$LassoCheckResult]: Loop: 3840#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 3841#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 3840#L517-3 [2022-11-20 11:17:28,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:28,590 INFO L85 PathProgramCache]: Analyzing trace with hash -1693390338, now seen corresponding path program 10 times [2022-11-20 11:17:28,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:28,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883453806] [2022-11-20 11:17:28,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:28,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:28,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:28,764 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:28,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:17:28,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883453806] [2022-11-20 11:17:28,765 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883453806] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:17:28,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1963693071] [2022-11-20 11:17:28,765 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-20 11:17:28,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:17:28,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:28,766 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:17:28,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (85)] Waiting until timeout for monitored process [2022-11-20 11:17:28,855 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-20 11:17:28,855 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 11:17:28,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-20 11:17:28,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:29,018 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 28 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:29,019 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 11:17:29,162 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 28 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:29,162 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1963693071] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 11:17:29,162 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 11:17:29,162 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 19 [2022-11-20 11:17:29,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676669082] [2022-11-20 11:17:29,162 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 11:17:29,163 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:17:29,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:29,163 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 11 times [2022-11-20 11:17:29,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:29,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752042541] [2022-11-20 11:17:29,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:29,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:29,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:29,172 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:29,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:29,174 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:29,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:17:29,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-11-20 11:17:29,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=291, Unknown=0, NotChecked=0, Total=380 [2022-11-20 11:17:29,223 INFO L87 Difference]: Start difference. First operand 39 states and 46 transitions. cyclomatic complexity: 14 Second operand has 20 states, 19 states have (on average 3.0) internal successors, (57), 20 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:29,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:17:29,395 INFO L93 Difference]: Finished difference Result 64 states and 75 transitions. [2022-11-20 11:17:29,395 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 64 states and 75 transitions. [2022-11-20 11:17:29,396 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:29,396 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 64 states to 42 states and 49 transitions. [2022-11-20 11:17:29,396 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-20 11:17:29,397 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-11-20 11:17:29,397 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42 states and 49 transitions. [2022-11-20 11:17:29,397 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:17:29,397 INFO L218 hiAutomatonCegarLoop]: Abstraction has 42 states and 49 transitions. [2022-11-20 11:17:29,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states and 49 transitions. [2022-11-20 11:17:29,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 41. [2022-11-20 11:17:29,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 41 states have (on average 1.170731707317073) internal successors, (48), 40 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:29,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 48 transitions. [2022-11-20 11:17:29,400 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41 states and 48 transitions. [2022-11-20 11:17:29,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-20 11:17:29,400 INFO L428 stractBuchiCegarLoop]: Abstraction has 41 states and 48 transitions. [2022-11-20 11:17:29,400 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-11-20 11:17:29,400 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 48 transitions. [2022-11-20 11:17:29,401 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:29,401 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:17:29,401 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:17:29,402 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 4, 4, 4, 1, 1, 1, 1, 1, 1] [2022-11-20 11:17:29,402 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:17:29,402 INFO L748 eck$LassoCheckResult]: Stem: 4147#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 4148#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 4149#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 4142#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 4143#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 4144#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4145#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 4146#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4150#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 4170#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4169#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 4168#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4167#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 4162#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4161#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 4156#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 4151#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 4152#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 4160#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 4155#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 4153#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 4154#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 4181#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 4180#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 4179#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 4177#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 4176#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 4175#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 4174#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 4173#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 4166#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 4165#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 4163#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 4158#L517-3 [2022-11-20 11:17:29,402 INFO L750 eck$LassoCheckResult]: Loop: 4158#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 4157#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 4158#L517-3 [2022-11-20 11:17:29,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:29,403 INFO L85 PathProgramCache]: Analyzing trace with hash -54505508, now seen corresponding path program 11 times [2022-11-20 11:17:29,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:29,403 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994154368] [2022-11-20 11:17:29,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:29,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:29,420 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:29,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:29,435 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:29,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:29,436 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 12 times [2022-11-20 11:17:29,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:29,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952787400] [2022-11-20 11:17:29,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:29,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:29,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:29,463 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:29,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:29,471 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:29,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:29,472 INFO L85 PathProgramCache]: Analyzing trace with hash -840184479, now seen corresponding path program 6 times [2022-11-20 11:17:29,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:29,472 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717898940] [2022-11-20 11:17:29,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:29,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:29,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:29,500 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:29,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:29,522 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:31,060 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:17:31,060 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:17:31,060 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:17:31,060 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:17:31,060 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:17:31,060 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:31,060 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:17:31,061 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:17:31,061 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration15_Lasso [2022-11-20 11:17:31,061 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:17:31,061 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:17:31,063 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:31,070 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:31,071 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:31,074 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:31,075 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:31,077 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:31,079 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:31,082 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:31,083 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:31,087 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:31,089 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:31,091 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:31,093 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:31,094 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:31,096 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:31,912 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:31,924 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:31,926 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:32,445 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:17:32,445 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:17:32,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:32,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:32,446 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:32,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-20 11:17:32,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:32,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:32,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:32,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:32,461 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:32,462 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:32,462 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:32,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:32,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:32,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:32,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:32,469 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:32,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-20 11:17:32,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:32,482 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:32,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:32,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:32,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:32,482 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:32,482 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:32,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:32,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:32,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2022-11-20 11:17:32,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:32,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:32,487 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:32,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-11-20 11:17:32,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:32,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:32,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:32,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:32,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:32,501 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:32,501 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:32,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:32,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2022-11-20 11:17:32,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:32,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:32,507 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:32,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-11-20 11:17:32,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:32,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:32,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:32,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:32,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:32,520 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:32,520 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:32,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:32,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:32,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2022-11-20 11:17:32,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:32,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:32,525 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:32,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-11-20 11:17:32,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:32,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:32,537 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:32,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:32,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:32,537 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:32,537 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:32,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:32,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:32,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:32,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:32,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:32,542 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:32,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-11-20 11:17:32,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:32,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:32,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:32,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:32,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:32,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:32,558 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:32,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:32,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:32,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:32,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:32,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:32,564 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:32,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-11-20 11:17:32,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:32,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:32,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:32,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:32,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:32,577 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:32,577 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:32,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:32,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2022-11-20 11:17:32,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:32,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:32,584 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:32,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:32,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-11-20 11:17:32,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:32,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:32,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:32,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:32,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:32,597 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:32,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:32,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:32,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:32,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:32,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:32,602 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:32,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-11-20 11:17:32,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:32,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:32,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:32,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:32,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:32,616 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:32,616 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:32,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:32,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:32,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:32,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:32,625 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:32,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-11-20 11:17:32,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:32,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:32,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:32,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:32,637 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:32,639 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:32,639 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:32,642 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:32,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2022-11-20 11:17:32,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:32,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:32,645 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:32,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-11-20 11:17:32,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:32,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:32,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:32,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:32,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:32,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:32,661 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:32,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:32,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:32,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:32,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:32,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:32,691 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:32,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:32,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:32,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:32,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:32,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:32,709 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:32,709 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:32,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-11-20 11:17:32,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:32,736 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:32,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:32,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:32,737 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:32,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-11-20 11:17:32,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:32,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:32,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:32,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:32,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:32,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:32,750 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:32,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:32,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:32,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2022-11-20 11:17:32,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:32,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:32,755 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:32,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-11-20 11:17:32,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:32,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:32,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:32,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:32,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:32,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:32,769 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:32,769 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:32,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:32,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:32,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:32,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:32,774 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:32,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-11-20 11:17:32,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:32,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:32,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:32,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:32,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:32,790 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:32,790 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:32,809 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:17:32,820 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2022-11-20 11:17:32,820 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-11-20 11:17:32,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:32,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:32,826 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:32,835 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:17:32,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-11-20 11:17:32,855 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:17:32,855 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:17:32,856 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 16 ULTIMATE.start_main_~numbers~0#1.offset))_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 16 ULTIMATE.start_main_~numbers~0#1.offset))_1 Supporting invariants [] [2022-11-20 11:17:32,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:32,945 INFO L156 tatePredicateManager]: 21 out of 23 supporting invariants were superfluous and have been removed [2022-11-20 11:17:32,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:33,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:33,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-20 11:17:33,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:33,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:33,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:33,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:33,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:33,246 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.6 stem predicates 2 loop predicates [2022-11-20 11:17:33,246 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 41 states and 48 transitions. cyclomatic complexity: 14 Second operand has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:33,282 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 41 states and 48 transitions. cyclomatic complexity: 14. Second operand has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 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 42 states and 50 transitions. Complement of second has 4 states. [2022-11-20 11:17:33,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:17:33,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:33,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:17:33,283 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 33 letters. Loop has 2 letters. [2022-11-20 11:17:33,283 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:33,283 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:17:33,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:33,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:33,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-20 11:17:33,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:33,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:33,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:33,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:33,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:33,602 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.6 stem predicates 2 loop predicates [2022-11-20 11:17:33,602 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 41 states and 48 transitions. cyclomatic complexity: 14 Second operand has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:33,633 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 41 states and 48 transitions. cyclomatic complexity: 14. Second operand has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 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 42 states and 50 transitions. Complement of second has 4 states. [2022-11-20 11:17:33,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:17:33,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:33,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:17:33,635 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 33 letters. Loop has 2 letters. [2022-11-20 11:17:33,636 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:33,636 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:17:33,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:33,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-20 11:17:33,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:33,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2022-11-20 11:17:33,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:33,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:33,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:33,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:33,990 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.6 stem predicates 2 loop predicates [2022-11-20 11:17:33,990 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 41 states and 48 transitions. cyclomatic complexity: 14 Second operand has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:34,130 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 41 states and 48 transitions. cyclomatic complexity: 14. Second operand has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 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 59 states and 73 transitions. Complement of second has 16 states. [2022-11-20 11:17:34,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 6 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:17:34,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:34,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 47 transitions. [2022-11-20 11:17:34,132 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 47 transitions. Stem has 33 letters. Loop has 2 letters. [2022-11-20 11:17:34,132 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:34,132 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 47 transitions. Stem has 35 letters. Loop has 2 letters. [2022-11-20 11:17:34,132 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:34,132 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 47 transitions. Stem has 33 letters. Loop has 4 letters. [2022-11-20 11:17:34,132 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:34,133 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 59 states and 73 transitions. [2022-11-20 11:17:34,133 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:34,134 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 59 states to 54 states and 66 transitions. [2022-11-20 11:17:34,134 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-11-20 11:17:34,134 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-11-20 11:17:34,134 INFO L73 IsDeterministic]: Start isDeterministic. Operand 54 states and 66 transitions. [2022-11-20 11:17:34,134 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:17:34,134 INFO L218 hiAutomatonCegarLoop]: Abstraction has 54 states and 66 transitions. [2022-11-20 11:17:34,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states and 66 transitions. [2022-11-20 11:17:34,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 46. [2022-11-20 11:17:34,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.173913043478261) internal successors, (54), 45 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:34,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 54 transitions. [2022-11-20 11:17:34,148 INFO L240 hiAutomatonCegarLoop]: Abstraction has 46 states and 54 transitions. [2022-11-20 11:17:34,148 INFO L428 stractBuchiCegarLoop]: Abstraction has 46 states and 54 transitions. [2022-11-20 11:17:34,148 INFO L335 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2022-11-20 11:17:34,148 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 54 transitions. [2022-11-20 11:17:34,149 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:34,149 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:17:34,149 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:17:34,151 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [6, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1] [2022-11-20 11:17:34,152 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:17:34,152 INFO L748 eck$LassoCheckResult]: Stem: 4810#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 4811#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 4812#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 4805#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 4806#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 4807#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4808#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 4809#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4813#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 4830#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4829#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 4828#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4827#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 4826#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4825#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 4820#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 4814#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 4815#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 4849#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 4848#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 4816#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 4817#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 4823#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 4818#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 4819#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 4846#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 4845#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 4844#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 4843#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 4841#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 4840#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 4839#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 4838#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 4837#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 4834#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 4833#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 4831#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 4821#L517-3 [2022-11-20 11:17:34,152 INFO L750 eck$LassoCheckResult]: Loop: 4821#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 4822#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 4821#L517-3 [2022-11-20 11:17:34,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:34,153 INFO L85 PathProgramCache]: Analyzing trace with hash 36566833, now seen corresponding path program 12 times [2022-11-20 11:17:34,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:34,153 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725428533] [2022-11-20 11:17:34,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:34,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:34,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:34,457 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 28 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:34,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:17:34,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725428533] [2022-11-20 11:17:34,458 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725428533] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:17:34,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1273082865] [2022-11-20 11:17:34,458 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-11-20 11:17:34,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:17:34,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:34,463 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:17:34,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (102)] Waiting until timeout for monitored process [2022-11-20 11:17:34,579 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2022-11-20 11:17:34,579 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 11:17:34,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-20 11:17:34,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:34,757 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 45 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:34,757 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 11:17:34,897 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 45 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:34,898 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1273082865] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 11:17:34,898 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 11:17:34,898 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 14] total 22 [2022-11-20 11:17:34,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525921734] [2022-11-20 11:17:34,899 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 11:17:34,899 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:17:34,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:34,899 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 13 times [2022-11-20 11:17:34,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:34,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776753660] [2022-11-20 11:17:34,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:34,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:34,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:34,913 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:34,920 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:34,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:17:34,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-11-20 11:17:34,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=389, Unknown=0, NotChecked=0, Total=506 [2022-11-20 11:17:34,961 INFO L87 Difference]: Start difference. First operand 46 states and 54 transitions. cyclomatic complexity: 16 Second operand has 23 states, 22 states have (on average 3.0454545454545454) internal successors, (67), 23 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:35,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:17:35,178 INFO L93 Difference]: Finished difference Result 76 states and 89 transitions. [2022-11-20 11:17:35,178 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 76 states and 89 transitions. [2022-11-20 11:17:35,178 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:35,179 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 76 states to 49 states and 57 transitions. [2022-11-20 11:17:35,179 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-20 11:17:35,179 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-11-20 11:17:35,179 INFO L73 IsDeterministic]: Start isDeterministic. Operand 49 states and 57 transitions. [2022-11-20 11:17:35,179 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:17:35,179 INFO L218 hiAutomatonCegarLoop]: Abstraction has 49 states and 57 transitions. [2022-11-20 11:17:35,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states and 57 transitions. [2022-11-20 11:17:35,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 48. [2022-11-20 11:17:35,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 48 states have (on average 1.1666666666666667) internal successors, (56), 47 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:35,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 56 transitions. [2022-11-20 11:17:35,182 INFO L240 hiAutomatonCegarLoop]: Abstraction has 48 states and 56 transitions. [2022-11-20 11:17:35,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-20 11:17:35,182 INFO L428 stractBuchiCegarLoop]: Abstraction has 48 states and 56 transitions. [2022-11-20 11:17:35,182 INFO L335 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2022-11-20 11:17:35,183 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 48 states and 56 transitions. [2022-11-20 11:17:35,183 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:35,183 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:17:35,183 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:17:35,184 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [6, 6, 6, 5, 5, 5, 1, 1, 1, 1, 1, 1] [2022-11-20 11:17:35,184 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:17:35,184 INFO L748 eck$LassoCheckResult]: Stem: 5188#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 5189#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 5190#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 5183#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 5184#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 5185#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5186#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 5187#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5191#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 5213#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5212#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 5211#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5210#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 5209#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5208#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 5203#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5202#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 5197#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 5192#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 5193#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 5200#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 5196#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 5194#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 5195#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 5229#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 5228#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 5227#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 5225#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 5224#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 5223#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 5222#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 5220#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 5219#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 5218#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 5217#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 5216#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 5207#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 5206#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 5204#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 5198#L517-3 [2022-11-20 11:17:35,184 INFO L750 eck$LassoCheckResult]: Loop: 5198#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 5199#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 5198#L517-3 [2022-11-20 11:17:35,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:35,185 INFO L85 PathProgramCache]: Analyzing trace with hash -643498353, now seen corresponding path program 13 times [2022-11-20 11:17:35,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:35,185 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154094322] [2022-11-20 11:17:35,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:35,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:35,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:35,210 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:35,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:35,227 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:35,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:35,228 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 14 times [2022-11-20 11:17:35,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:35,228 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849024954] [2022-11-20 11:17:35,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:35,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:35,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:35,232 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:35,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:35,235 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:35,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:35,236 INFO L85 PathProgramCache]: Analyzing trace with hash 73374548, now seen corresponding path program 7 times [2022-11-20 11:17:35,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:35,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697996436] [2022-11-20 11:17:35,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:35,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:35,255 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:35,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:35,302 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:37,508 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:17:37,508 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:17:37,508 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:17:37,508 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:17:37,508 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:17:37,508 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:37,508 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:17:37,508 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:17:37,508 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration17_Lasso [2022-11-20 11:17:37,508 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:17:37,508 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:17:37,511 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:37,514 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:37,516 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:37,518 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:37,520 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:37,522 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:37,524 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:37,525 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:37,527 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:37,529 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:37,532 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:37,534 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:37,536 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:37,538 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:37,540 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:37,541 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:38,649 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:38,664 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:39,271 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:17:39,272 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:17:39,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:39,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:39,275 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:39,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-11-20 11:17:39,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:39,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:39,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:39,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:39,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:39,289 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:39,289 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:39,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:39,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:39,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:39,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:39,296 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:39,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-11-20 11:17:39,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:39,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:39,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:39,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:39,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:39,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:39,308 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:39,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:39,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:39,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:39,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:39,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:39,313 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:39,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-11-20 11:17:39,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:39,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:39,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:39,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:39,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:39,327 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:39,327 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:39,330 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:39,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:39,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:39,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:39,333 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:39,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-11-20 11:17:39,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:39,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:39,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:39,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:39,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:39,347 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:39,347 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:39,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:39,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:39,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:39,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:39,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:39,352 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:39,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-11-20 11:17:39,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:39,364 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:39,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:39,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:39,365 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:39,366 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:39,366 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:39,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:39,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2022-11-20 11:17:39,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:39,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:39,373 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:39,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-11-20 11:17:39,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:39,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:39,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:39,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:39,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:39,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:39,386 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:39,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:39,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:39,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:39,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:39,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:39,391 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:39,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2022-11-20 11:17:39,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:39,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:39,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:39,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:39,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:39,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:39,403 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:39,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:39,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:39,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:39,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:39,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:39,409 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:39,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2022-11-20 11:17:39,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:39,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:39,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:39,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:39,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:39,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:39,424 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:39,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:39,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:39,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:39,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:39,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:39,442 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:39,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2022-11-20 11:17:39,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:39,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:39,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:39,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:39,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:39,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:39,455 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:39,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:39,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:39,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2022-11-20 11:17:39,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:39,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:39,459 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:39,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2022-11-20 11:17:39,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:39,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:39,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:39,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:39,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:39,473 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:39,473 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:39,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:39,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:39,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:39,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:39,481 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:39,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2022-11-20 11:17:39,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:39,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:39,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:39,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:39,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:39,494 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:39,494 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:39,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:39,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:39,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:39,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:39,501 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:39,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2022-11-20 11:17:39,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:39,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:39,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:39,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:39,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:39,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:39,513 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:39,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:39,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:39,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:39,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:39,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:39,518 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:39,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2022-11-20 11:17:39,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:39,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:39,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:39,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:39,530 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:39,531 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:39,532 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:39,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:39,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:39,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:39,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:39,559 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:39,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:39,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:39,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:39,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2022-11-20 11:17:39,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:39,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:39,575 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:39,575 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:39,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:39,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:39,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:39,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:39,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:39,579 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:39,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2022-11-20 11:17:39,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:39,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:39,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:39,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:39,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:39,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:39,592 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:39,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:39,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:39,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2022-11-20 11:17:39,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:39,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:39,597 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:39,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2022-11-20 11:17:39,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:39,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:39,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:39,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:39,609 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:39,610 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:39,610 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:39,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:39,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2022-11-20 11:17:39,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:39,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:39,618 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:39,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2022-11-20 11:17:39,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:39,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:39,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:39,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:39,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:39,634 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:39,634 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:39,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:39,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:39,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:39,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:39,647 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:39,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2022-11-20 11:17:39,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:39,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:39,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:39,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:39,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:39,662 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:39,662 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:39,671 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:17:39,684 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-11-20 11:17:39,684 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-11-20 11:17:39,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:39,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:39,685 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:39,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2022-11-20 11:17:39,687 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:17:39,698 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:17:39,698 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:17:39,698 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) (- 4) ULTIMATE.start_main_~numbers~0#1.offset))_5) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) (- 4) ULTIMATE.start_main_~numbers~0#1.offset))_5 Supporting invariants [] [2022-11-20 11:17:39,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2022-11-20 11:17:39,824 INFO L156 tatePredicateManager]: 25 out of 27 supporting invariants were superfluous and have been removed [2022-11-20 11:17:39,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:39,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:39,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 38 conjunts are in the unsatisfiable core [2022-11-20 11:17:39,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:40,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:40,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:40,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:40,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:40,443 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.14 stem predicates 2 loop predicates [2022-11-20 11:17:40,443 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 48 states and 56 transitions. cyclomatic complexity: 16 Second operand has 16 states, 16 states have (on average 2.5625) internal successors, (41), 16 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:40,581 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 48 states and 56 transitions. cyclomatic complexity: 16. Second operand has 16 states, 16 states have (on average 2.5625) internal successors, (41), 16 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 54 states and 64 transitions. Complement of second has 11 states. [2022-11-20 11:17:40,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 9 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:17:40,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 2.5625) internal successors, (41), 16 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:40,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 26 transitions. [2022-11-20 11:17:40,582 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 26 transitions. Stem has 39 letters. Loop has 2 letters. [2022-11-20 11:17:40,583 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:40,583 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:17:40,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:40,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:40,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 38 conjunts are in the unsatisfiable core [2022-11-20 11:17:40,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:40,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:41,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:41,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:41,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:41,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:41,203 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.14 stem predicates 2 loop predicates [2022-11-20 11:17:41,204 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 48 states and 56 transitions. cyclomatic complexity: 16 Second operand has 16 states, 16 states have (on average 2.5625) internal successors, (41), 16 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:41,351 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 48 states and 56 transitions. cyclomatic complexity: 16. Second operand has 16 states, 16 states have (on average 2.5625) internal successors, (41), 16 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 54 states and 64 transitions. Complement of second has 11 states. [2022-11-20 11:17:41,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 9 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:17:41,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 2.5625) internal successors, (41), 16 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:41,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 26 transitions. [2022-11-20 11:17:41,353 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 26 transitions. Stem has 39 letters. Loop has 2 letters. [2022-11-20 11:17:41,353 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:41,353 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:17:41,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:41,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 38 conjunts are in the unsatisfiable core [2022-11-20 11:17:41,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:41,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:41,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:41,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:41,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:41,940 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.14 stem predicates 2 loop predicates [2022-11-20 11:17:41,941 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 48 states and 56 transitions. cyclomatic complexity: 16 Second operand has 16 states, 16 states have (on average 2.5625) internal successors, (41), 16 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:42,307 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 48 states and 56 transitions. cyclomatic complexity: 16. Second operand has 16 states, 16 states have (on average 2.5625) internal successors, (41), 16 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 109 states and 138 transitions. Complement of second has 26 states. [2022-11-20 11:17:42,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 18 states 14 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:17:42,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 2.5625) internal successors, (41), 16 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:42,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 75 transitions. [2022-11-20 11:17:42,308 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 18 states and 75 transitions. Stem has 39 letters. Loop has 2 letters. [2022-11-20 11:17:42,308 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:42,308 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 18 states and 75 transitions. Stem has 41 letters. Loop has 2 letters. [2022-11-20 11:17:42,309 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:42,309 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 18 states and 75 transitions. Stem has 39 letters. Loop has 4 letters. [2022-11-20 11:17:42,309 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:42,309 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 109 states and 138 transitions. [2022-11-20 11:17:42,310 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 11:17:42,310 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 109 states to 104 states and 131 transitions. [2022-11-20 11:17:42,310 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-11-20 11:17:42,310 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-11-20 11:17:42,311 INFO L73 IsDeterministic]: Start isDeterministic. Operand 104 states and 131 transitions. [2022-11-20 11:17:42,311 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:17:42,311 INFO L218 hiAutomatonCegarLoop]: Abstraction has 104 states and 131 transitions. [2022-11-20 11:17:42,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states and 131 transitions. [2022-11-20 11:17:42,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 57. [2022-11-20 11:17:42,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 57 states have (on average 1.1754385964912282) internal successors, (67), 56 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:42,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 67 transitions. [2022-11-20 11:17:42,313 INFO L240 hiAutomatonCegarLoop]: Abstraction has 57 states and 67 transitions. [2022-11-20 11:17:42,313 INFO L428 stractBuchiCegarLoop]: Abstraction has 57 states and 67 transitions. [2022-11-20 11:17:42,313 INFO L335 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2022-11-20 11:17:42,313 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 57 states and 67 transitions. [2022-11-20 11:17:42,314 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:42,314 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:17:42,314 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:17:42,314 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 6, 5, 5, 5, 1, 1, 1, 1, 1, 1] [2022-11-20 11:17:42,314 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:17:42,323 INFO L748 eck$LassoCheckResult]: Stem: 6072#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 6073#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 6074#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 6067#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 6068#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 6069#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6070#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 6071#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6075#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 6094#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6093#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 6092#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6091#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 6090#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6088#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 6089#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6123#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 6087#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6086#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 6079#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 6076#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 6077#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 6084#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 6080#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 6081#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 6115#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 6114#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 6113#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 6112#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 6110#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 6109#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 6108#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 6107#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 6105#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 6104#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 6103#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 6102#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 6101#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 6098#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 6097#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 6095#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 6082#L517-3 [2022-11-20 11:17:42,323 INFO L750 eck$LassoCheckResult]: Loop: 6082#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 6083#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 6082#L517-3 [2022-11-20 11:17:42,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:42,324 INFO L85 PathProgramCache]: Analyzing trace with hash -1351113107, now seen corresponding path program 14 times [2022-11-20 11:17:42,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:42,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402636016] [2022-11-20 11:17:42,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:42,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:42,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:42,369 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:42,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:42,391 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:42,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:42,392 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 15 times [2022-11-20 11:17:42,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:42,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224266464] [2022-11-20 11:17:42,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:42,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:42,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:42,397 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:42,400 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:42,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:42,400 INFO L85 PathProgramCache]: Analyzing trace with hash -1339571278, now seen corresponding path program 8 times [2022-11-20 11:17:42,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:42,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839316025] [2022-11-20 11:17:42,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:42,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:42,422 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:42,463 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:45,368 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:17:45,369 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:17:45,369 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:17:45,369 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:17:45,369 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:17:45,369 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:45,369 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:17:45,369 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:17:45,369 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration18_Lasso [2022-11-20 11:17:45,369 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:17:45,369 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:17:45,372 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:45,374 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:45,376 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:45,378 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:45,380 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:45,381 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:45,385 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:46,560 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:46,563 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:46,566 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:46,568 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:46,570 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:46,572 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:46,575 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:46,578 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:46,581 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:46,583 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:46,585 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:47,235 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:17:47,235 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:17:47,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:47,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:47,239 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:47,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:47,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2022-11-20 11:17:47,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:47,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:47,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:47,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:47,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:47,259 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:47,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:47,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:47,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:47,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:47,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:47,263 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:47,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2022-11-20 11:17:47,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:47,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:47,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:47,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:47,276 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:47,277 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:47,277 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:47,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:47,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:47,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:47,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:47,284 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:47,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2022-11-20 11:17:47,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:47,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:47,297 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:47,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:47,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:47,297 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:47,297 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:47,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:47,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:47,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2022-11-20 11:17:47,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:47,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:47,305 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:47,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2022-11-20 11:17:47,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:47,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:47,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:47,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:47,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:47,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:47,318 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:47,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:47,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:47,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2022-11-20 11:17:47,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:47,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:47,323 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:47,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2022-11-20 11:17:47,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:47,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:47,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:47,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:47,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:47,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:47,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:47,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:47,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:47,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:47,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:47,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:47,344 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:47,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2022-11-20 11:17:47,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:47,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:47,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:47,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:47,356 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:47,358 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:47,358 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:47,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:47,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Ended with exit code 0 [2022-11-20 11:17:47,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:47,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:47,368 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:47,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2022-11-20 11:17:47,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:47,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:47,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:47,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:47,382 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:47,385 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:47,385 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:47,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:47,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Ended with exit code 0 [2022-11-20 11:17:47,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:47,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:47,395 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:47,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2022-11-20 11:17:47,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:47,407 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:47,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:47,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:47,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:47,411 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:47,411 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:47,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:47,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:47,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:47,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:47,421 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:47,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2022-11-20 11:17:47,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:47,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:47,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:47,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:47,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:47,437 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:47,437 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:47,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:47,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:47,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:47,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:47,450 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:47,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2022-11-20 11:17:47,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:47,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:47,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:47,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:47,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:47,464 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:47,464 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:47,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:47,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:47,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:47,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:47,474 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:47,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2022-11-20 11:17:47,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:47,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:47,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:47,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:47,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:47,494 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:47,494 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:47,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:47,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:47,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:47,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:47,507 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:47,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2022-11-20 11:17:47,509 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:47,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:47,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:47,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:47,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:47,522 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:47,522 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:47,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:47,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:47,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:47,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:47,533 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:47,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2022-11-20 11:17:47,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:47,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:47,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:47,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:47,548 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:47,557 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:47,557 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:47,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:47,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2022-11-20 11:17:47,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:47,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:47,578 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:47,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2022-11-20 11:17:47,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:47,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:47,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:47,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:47,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:47,594 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:47,594 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:47,603 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:17:47,622 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-11-20 11:17:47,622 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-11-20 11:17:47,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:47,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:47,627 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:47,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2022-11-20 11:17:47,630 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:17:47,641 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:17:47,641 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:17:47,641 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) ULTIMATE.start_main_~numbers~0#1.offset (- 8)))_4) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) ULTIMATE.start_main_~numbers~0#1.offset (- 8)))_4 Supporting invariants [] [2022-11-20 11:17:47,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2022-11-20 11:17:47,807 INFO L156 tatePredicateManager]: 37 out of 39 supporting invariants were superfluous and have been removed [2022-11-20 11:17:47,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:47,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:47,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 40 conjunts are in the unsatisfiable core [2022-11-20 11:17:47,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:48,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:48,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:48,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:48,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:48,430 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.15 stem predicates 2 loop predicates [2022-11-20 11:17:48,430 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 57 states and 67 transitions. cyclomatic complexity: 19 Second operand has 17 states, 17 states have (on average 2.5294117647058822) internal successors, (43), 17 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:48,621 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 57 states and 67 transitions. cyclomatic complexity: 19. Second operand has 17 states, 17 states have (on average 2.5294117647058822) internal successors, (43), 17 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 64 states and 77 transitions. Complement of second has 12 states. [2022-11-20 11:17:48,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 10 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:17:48,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 2.5294117647058822) internal successors, (43), 17 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:48,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 31 transitions. [2022-11-20 11:17:48,623 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 31 transitions. Stem has 41 letters. Loop has 2 letters. [2022-11-20 11:17:48,623 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:48,623 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:17:48,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:48,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:48,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 40 conjunts are in the unsatisfiable core [2022-11-20 11:17:48,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:49,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:49,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:49,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:49,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:49,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:49,339 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.15 stem predicates 2 loop predicates [2022-11-20 11:17:49,339 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 57 states and 67 transitions. cyclomatic complexity: 19 Second operand has 17 states, 17 states have (on average 2.5294117647058822) internal successors, (43), 17 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:49,543 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 57 states and 67 transitions. cyclomatic complexity: 19. Second operand has 17 states, 17 states have (on average 2.5294117647058822) internal successors, (43), 17 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 64 states and 77 transitions. Complement of second has 12 states. [2022-11-20 11:17:49,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 10 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:17:49,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 2.5294117647058822) internal successors, (43), 17 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:49,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 31 transitions. [2022-11-20 11:17:49,552 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 31 transitions. Stem has 41 letters. Loop has 2 letters. [2022-11-20 11:17:49,552 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:49,552 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:17:49,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:49,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:49,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 40 conjunts are in the unsatisfiable core [2022-11-20 11:17:49,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:50,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:50,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:50,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:50,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:50,203 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.15 stem predicates 2 loop predicates [2022-11-20 11:17:50,204 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 57 states and 67 transitions. cyclomatic complexity: 19 Second operand has 17 states, 17 states have (on average 2.5294117647058822) internal successors, (43), 17 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:50,572 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 57 states and 67 transitions. cyclomatic complexity: 19. Second operand has 17 states, 17 states have (on average 2.5294117647058822) internal successors, (43), 17 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 156 states and 200 transitions. Complement of second has 28 states. [2022-11-20 11:17:50,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 19 states 15 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:17:50,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 2.5294117647058822) internal successors, (43), 17 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:50,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 85 transitions. [2022-11-20 11:17:50,574 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states and 85 transitions. Stem has 41 letters. Loop has 2 letters. [2022-11-20 11:17:50,574 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:50,575 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states and 85 transitions. Stem has 43 letters. Loop has 2 letters. [2022-11-20 11:17:50,575 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:50,575 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states and 85 transitions. Stem has 41 letters. Loop has 4 letters. [2022-11-20 11:17:50,575 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:50,575 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 156 states and 200 transitions. [2022-11-20 11:17:50,577 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-11-20 11:17:50,578 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 156 states to 151 states and 193 transitions. [2022-11-20 11:17:50,578 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2022-11-20 11:17:50,578 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2022-11-20 11:17:50,578 INFO L73 IsDeterministic]: Start isDeterministic. Operand 151 states and 193 transitions. [2022-11-20 11:17:50,579 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:17:50,579 INFO L218 hiAutomatonCegarLoop]: Abstraction has 151 states and 193 transitions. [2022-11-20 11:17:50,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states and 193 transitions. [2022-11-20 11:17:50,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 59. [2022-11-20 11:17:50,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 59 states have (on average 1.1864406779661016) internal successors, (70), 58 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:50,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 70 transitions. [2022-11-20 11:17:50,582 INFO L240 hiAutomatonCegarLoop]: Abstraction has 59 states and 70 transitions. [2022-11-20 11:17:50,582 INFO L428 stractBuchiCegarLoop]: Abstraction has 59 states and 70 transitions. [2022-11-20 11:17:50,582 INFO L335 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2022-11-20 11:17:50,582 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 59 states and 70 transitions. [2022-11-20 11:17:50,583 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:50,583 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:17:50,583 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:17:50,584 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 6, 5, 5, 5, 1, 1, 1, 1, 1, 1] [2022-11-20 11:17:50,584 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:17:50,584 INFO L748 eck$LassoCheckResult]: Stem: 7108#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7109#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 7110#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 7107#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 7103#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 7104#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7105#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 7106#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7111#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 7132#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7131#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 7130#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7129#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 7128#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7127#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 7125#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7126#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 7161#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7123#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 7124#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7160#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 7159#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 7112#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 7113#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 7121#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 7117#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 7118#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 7153#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 7152#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 7151#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 7150#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 7148#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 7147#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 7146#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 7145#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 7143#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 7142#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 7141#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 7140#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 7139#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 7136#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 7135#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 7133#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 7119#L517-3 [2022-11-20 11:17:50,585 INFO L750 eck$LassoCheckResult]: Loop: 7119#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 7120#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 7119#L517-3 [2022-11-20 11:17:50,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:50,585 INFO L85 PathProgramCache]: Analyzing trace with hash 1530908363, now seen corresponding path program 15 times [2022-11-20 11:17:50,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:50,585 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385028797] [2022-11-20 11:17:50,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:50,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:50,606 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:50,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:50,626 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:50,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:50,627 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 16 times [2022-11-20 11:17:50,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:50,627 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022976850] [2022-11-20 11:17:50,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:50,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:50,632 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:50,635 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:50,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:50,635 INFO L85 PathProgramCache]: Analyzing trace with hash -1970844528, now seen corresponding path program 9 times [2022-11-20 11:17:50,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:50,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303349551] [2022-11-20 11:17:50,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:50,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:50,656 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:50,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:50,677 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:54,613 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:17:54,613 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:17:54,613 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:17:54,613 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:17:54,614 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:17:54,614 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:54,614 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:17:54,614 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:17:54,614 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration19_Lasso [2022-11-20 11:17:54,614 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:17:54,614 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:17:54,617 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:54,620 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:54,623 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:54,625 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:54,627 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:54,629 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:54,652 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:54,655 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:54,657 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:54,659 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:54,661 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:56,035 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:56,038 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:56,040 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:56,042 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:56,044 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:56,046 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:56,050 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:56,052 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:17:56,657 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:17:56,657 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:17:56,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:56,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:56,659 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:56,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2022-11-20 11:17:56,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:56,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:56,673 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:56,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:56,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:56,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:56,673 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:56,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:56,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:56,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:56,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:56,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:56,679 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:56,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2022-11-20 11:17:56,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:56,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:56,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:56,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:56,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:56,692 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:56,692 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:56,696 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:56,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2022-11-20 11:17:56,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:56,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:56,700 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:56,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2022-11-20 11:17:56,702 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:56,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:56,712 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:56,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:56,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:56,712 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:56,712 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:56,712 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:56,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:56,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2022-11-20 11:17:56,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:56,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:56,717 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:56,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2022-11-20 11:17:56,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:56,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:56,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:56,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:56,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:56,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:56,730 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:56,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:56,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:56,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:56,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:56,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:56,734 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:56,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2022-11-20 11:17:56,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:56,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:56,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:56,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:56,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:56,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:56,747 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:56,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:56,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:56,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:56,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:56,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:56,752 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:56,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2022-11-20 11:17:56,754 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:56,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:56,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:56,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:56,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:56,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:56,764 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:56,764 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:56,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:56,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:56,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:56,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:56,769 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:56,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2022-11-20 11:17:56,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:56,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:56,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:56,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:56,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:56,782 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:56,782 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:56,782 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:56,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:56,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2022-11-20 11:17:56,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:56,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:56,786 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:56,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2022-11-20 11:17:56,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:56,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:56,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:56,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:56,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:56,800 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:56,800 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:56,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:56,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:56,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:56,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:56,807 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:56,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2022-11-20 11:17:56,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:56,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:56,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:56,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:56,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:56,820 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:56,820 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:56,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:56,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2022-11-20 11:17:56,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:56,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:56,827 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:56,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2022-11-20 11:17:56,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:56,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:56,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:17:56,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:56,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:56,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:56,840 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:17:56,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:17:56,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:17:56,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2022-11-20 11:17:56,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:56,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:56,845 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:56,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2022-11-20 11:17:56,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:17:56,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:17:56,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:17:56,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:17:56,858 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:17:56,861 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:17:56,861 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:17:56,868 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:17:56,878 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2022-11-20 11:17:56,878 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 6 variables to zero. [2022-11-20 11:17:56,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:17:56,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:56,879 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:17:56,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2022-11-20 11:17:56,882 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:17:56,892 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:17:56,892 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:17:56,893 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 20 ULTIMATE.start_main_~numbers~0#1.offset))_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 20 ULTIMATE.start_main_~numbers~0#1.offset))_1 Supporting invariants [] [2022-11-20 11:17:56,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:57,018 INFO L156 tatePredicateManager]: 29 out of 31 supporting invariants were superfluous and have been removed [2022-11-20 11:17:57,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:57,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:57,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 24 conjunts are in the unsatisfiable core [2022-11-20 11:17:57,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:57,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:57,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:57,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:57,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Forceful destruction successful, exit code 0 [2022-11-20 11:17:57,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:57,425 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.7 stem predicates 2 loop predicates [2022-11-20 11:17:57,425 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 59 states and 70 transitions. cyclomatic complexity: 20 Second operand has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 9 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:57,461 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 59 states and 70 transitions. cyclomatic complexity: 20. Second operand has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 9 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 61 states and 74 transitions. Complement of second has 4 states. [2022-11-20 11:17:57,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:17:57,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 9 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:57,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:17:57,463 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 43 letters. Loop has 2 letters. [2022-11-20 11:17:57,464 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:57,464 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:17:57,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:57,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:57,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 24 conjunts are in the unsatisfiable core [2022-11-20 11:17:57,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:57,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:57,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:57,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:57,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:57,860 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.7 stem predicates 2 loop predicates [2022-11-20 11:17:57,860 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 59 states and 70 transitions. cyclomatic complexity: 20 Second operand has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 9 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:57,899 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 59 states and 70 transitions. cyclomatic complexity: 20. Second operand has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 9 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 61 states and 74 transitions. Complement of second has 4 states. [2022-11-20 11:17:57,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:17:57,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 9 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:57,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:17:57,900 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 43 letters. Loop has 2 letters. [2022-11-20 11:17:57,900 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:57,900 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:17:57,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:57,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:57,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 24 conjunts are in the unsatisfiable core [2022-11-20 11:17:57,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:58,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:17:58,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:58,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:58,295 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.7 stem predicates 2 loop predicates [2022-11-20 11:17:58,295 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 59 states and 70 transitions. cyclomatic complexity: 20 Second operand has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 9 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:58,450 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 59 states and 70 transitions. cyclomatic complexity: 20. Second operand has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 9 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 108 states and 138 transitions. Complement of second has 18 states. [2022-11-20 11:17:58,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 7 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:17:58,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 9 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:58,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 53 transitions. [2022-11-20 11:17:58,452 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 53 transitions. Stem has 43 letters. Loop has 2 letters. [2022-11-20 11:17:58,452 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:58,452 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 53 transitions. Stem has 45 letters. Loop has 2 letters. [2022-11-20 11:17:58,452 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:58,452 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 53 transitions. Stem has 43 letters. Loop has 4 letters. [2022-11-20 11:17:58,453 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:17:58,453 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 108 states and 138 transitions. [2022-11-20 11:17:58,454 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:58,454 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 108 states to 101 states and 128 transitions. [2022-11-20 11:17:58,455 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2022-11-20 11:17:58,455 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-11-20 11:17:58,455 INFO L73 IsDeterministic]: Start isDeterministic. Operand 101 states and 128 transitions. [2022-11-20 11:17:58,455 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:17:58,455 INFO L218 hiAutomatonCegarLoop]: Abstraction has 101 states and 128 transitions. [2022-11-20 11:17:58,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states and 128 transitions. [2022-11-20 11:17:58,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 53. [2022-11-20 11:17:58,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 53 states have (on average 1.169811320754717) internal successors, (62), 52 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:58,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 62 transitions. [2022-11-20 11:17:58,458 INFO L240 hiAutomatonCegarLoop]: Abstraction has 53 states and 62 transitions. [2022-11-20 11:17:58,458 INFO L428 stractBuchiCegarLoop]: Abstraction has 53 states and 62 transitions. [2022-11-20 11:17:58,458 INFO L335 stractBuchiCegarLoop]: ======== Iteration 20 ============ [2022-11-20 11:17:58,458 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 53 states and 62 transitions. [2022-11-20 11:17:58,458 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:58,458 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:17:58,459 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:17:58,459 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1] [2022-11-20 11:17:58,459 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:17:58,460 INFO L748 eck$LassoCheckResult]: Stem: 8004#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8005#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 8006#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 7999#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 8000#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 8001#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8002#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 8003#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8007#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 8032#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8031#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 8030#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8029#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 8028#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8027#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 8020#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8019#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 8014#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 8008#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 8009#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 8050#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 8049#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 8010#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 8011#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 8017#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 8012#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 8013#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 8047#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 8046#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 8045#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 8044#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 8042#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 8041#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 8040#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 8039#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 8037#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 8036#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 8035#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 8034#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 8025#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 8024#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 8023#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 8021#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 8015#L517-3 [2022-11-20 11:17:58,460 INFO L750 eck$LassoCheckResult]: Loop: 8015#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 8016#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 8015#L517-3 [2022-11-20 11:17:58,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:58,460 INFO L85 PathProgramCache]: Analyzing trace with hash 1793463396, now seen corresponding path program 16 times [2022-11-20 11:17:58,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:58,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436916501] [2022-11-20 11:17:58,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:58,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:58,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:17:58,731 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 45 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:58,731 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:17:58,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436916501] [2022-11-20 11:17:58,732 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436916501] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:17:58,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1846580318] [2022-11-20 11:17:58,732 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-20 11:17:58,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:17:58,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:17:58,734 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:17:58,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (149)] Waiting until timeout for monitored process [2022-11-20 11:17:58,869 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-20 11:17:58,869 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 11:17:58,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-20 11:17:58,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:17:59,088 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 66 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:59,088 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 11:17:59,278 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 66 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:17:59,278 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1846580318] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 11:17:59,278 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 11:17:59,279 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 25 [2022-11-20 11:17:59,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439252579] [2022-11-20 11:17:59,279 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 11:17:59,279 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:17:59,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:59,280 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 17 times [2022-11-20 11:17:59,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:59,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20946029] [2022-11-20 11:17:59,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:59,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:59,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:59,285 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:59,287 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:59,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:17:59,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-11-20 11:17:59,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=501, Unknown=0, NotChecked=0, Total=650 [2022-11-20 11:17:59,339 INFO L87 Difference]: Start difference. First operand 53 states and 62 transitions. cyclomatic complexity: 18 Second operand has 26 states, 25 states have (on average 3.08) internal successors, (77), 26 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:59,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:17:59,617 INFO L93 Difference]: Finished difference Result 88 states and 103 transitions. [2022-11-20 11:17:59,617 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 88 states and 103 transitions. [2022-11-20 11:17:59,618 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:59,619 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 88 states to 56 states and 65 transitions. [2022-11-20 11:17:59,619 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-20 11:17:59,619 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-11-20 11:17:59,619 INFO L73 IsDeterministic]: Start isDeterministic. Operand 56 states and 65 transitions. [2022-11-20 11:17:59,620 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:17:59,620 INFO L218 hiAutomatonCegarLoop]: Abstraction has 56 states and 65 transitions. [2022-11-20 11:17:59,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states and 65 transitions. [2022-11-20 11:17:59,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 55. [2022-11-20 11:17:59,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 55 states have (on average 1.1636363636363636) internal successors, (64), 54 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:17:59,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 64 transitions. [2022-11-20 11:17:59,624 INFO L240 hiAutomatonCegarLoop]: Abstraction has 55 states and 64 transitions. [2022-11-20 11:17:59,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-20 11:17:59,625 INFO L428 stractBuchiCegarLoop]: Abstraction has 55 states and 64 transitions. [2022-11-20 11:17:59,625 INFO L335 stractBuchiCegarLoop]: ======== Iteration 21 ============ [2022-11-20 11:17:59,625 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 55 states and 64 transitions. [2022-11-20 11:17:59,628 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:17:59,628 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:17:59,629 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:17:59,632 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 7, 6, 6, 6, 1, 1, 1, 1, 1, 1] [2022-11-20 11:17:59,632 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:17:59,634 INFO L748 eck$LassoCheckResult]: Stem: 8442#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8443#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 8444#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 8437#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 8438#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 8439#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8440#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 8441#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8445#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 8469#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8468#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 8467#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8466#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 8465#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8464#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 8463#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8462#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 8457#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8456#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 8450#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 8446#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 8447#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 8454#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 8451#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 8448#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 8449#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 8490#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 8489#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 8488#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 8486#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 8485#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 8484#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 8483#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 8481#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 8480#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 8479#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 8478#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 8476#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 8475#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 8474#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 8473#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 8472#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 8461#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 8460#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 8458#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 8452#L517-3 [2022-11-20 11:17:59,635 INFO L750 eck$LassoCheckResult]: Loop: 8452#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 8453#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 8452#L517-3 [2022-11-20 11:17:59,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:59,635 INFO L85 PathProgramCache]: Analyzing trace with hash 1162190146, now seen corresponding path program 17 times [2022-11-20 11:17:59,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:59,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347694741] [2022-11-20 11:17:59,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:59,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:59,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:59,657 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:59,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:59,675 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:59,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:59,676 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 18 times [2022-11-20 11:17:59,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:59,676 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010436302] [2022-11-20 11:17:59,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:59,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:59,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:59,680 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:59,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:59,683 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:17:59,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:17:59,684 INFO L85 PathProgramCache]: Analyzing trace with hash 173234503, now seen corresponding path program 10 times [2022-11-20 11:17:59,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:17:59,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136696127] [2022-11-20 11:17:59,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:17:59,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:17:59,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:59,739 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:17:59,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:17:59,759 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:18:05,299 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:18:05,300 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:18:05,300 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:18:05,300 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:18:05,300 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:18:05,300 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:05,300 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:18:05,300 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:18:05,300 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration21_Lasso [2022-11-20 11:18:05,300 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:18:05,300 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:18:05,303 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:05,305 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:05,306 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:05,308 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:05,310 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:07,507 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:07,511 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:07,513 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:07,515 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:07,517 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:07,519 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:07,520 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:07,524 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:07,526 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:07,528 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:07,530 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:07,531 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:07,533 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:08,130 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:18:08,130 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:18:08,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:08,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:08,131 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:08,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2022-11-20 11:18:08,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:08,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:08,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:18:08,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:08,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:08,145 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:08,145 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:18:08,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:18:08,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:08,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Ended with exit code 0 [2022-11-20 11:18:08,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:08,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:08,150 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:08,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2022-11-20 11:18:08,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:08,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:08,162 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:18:08,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:08,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:08,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:08,163 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:18:08,163 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:18:08,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:08,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Forceful destruction successful, exit code 0 [2022-11-20 11:18:08,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:08,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:08,167 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:08,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2022-11-20 11:18:08,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:08,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:08,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:18:08,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:08,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:08,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:08,180 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:18:08,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:18:08,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:08,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Forceful destruction successful, exit code 0 [2022-11-20 11:18:08,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:08,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:08,185 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:08,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2022-11-20 11:18:08,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:08,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:08,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:18:08,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:08,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:08,197 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:08,197 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:18:08,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:18:08,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:08,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Forceful destruction successful, exit code 0 [2022-11-20 11:18:08,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:08,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:08,202 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:08,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2022-11-20 11:18:08,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:08,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:08,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:08,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:08,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:08,217 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:08,217 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:08,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:08,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Forceful destruction successful, exit code 0 [2022-11-20 11:18:08,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:08,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:08,227 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:08,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2022-11-20 11:18:08,230 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 [2022-11-20 11:18:08,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:08,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:08,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:08,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:08,243 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:08,243 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:08,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:08,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2022-11-20 11:18:08,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:08,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:08,253 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:08,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2022-11-20 11:18:08,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:08,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:08,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:08,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:08,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:08,269 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:08,269 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:08,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:08,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Ended with exit code 0 [2022-11-20 11:18:08,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:08,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:08,279 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:08,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2022-11-20 11:18:08,281 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:08,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:08,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:08,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:08,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:08,294 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:08,294 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:08,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:08,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Ended with exit code 0 [2022-11-20 11:18:08,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:08,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:08,306 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:08,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2022-11-20 11:18:08,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:08,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:08,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:08,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:08,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:08,325 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:08,325 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:08,341 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:08,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Forceful destruction successful, exit code 0 [2022-11-20 11:18:08,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:08,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:08,345 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:08,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2022-11-20 11:18:08,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:08,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:08,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:08,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:08,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:08,360 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:08,360 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:08,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:08,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Forceful destruction successful, exit code 0 [2022-11-20 11:18:08,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:08,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:08,372 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:08,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2022-11-20 11:18:08,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:08,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:08,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:08,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:08,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:08,387 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:08,387 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:08,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:08,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Ended with exit code 0 [2022-11-20 11:18:08,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:08,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:08,397 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:08,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2022-11-20 11:18:08,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:08,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:08,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:08,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:08,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:08,413 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:08,413 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:08,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:08,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Forceful destruction successful, exit code 0 [2022-11-20 11:18:08,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:08,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:08,423 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:08,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:08,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2022-11-20 11:18:08,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:08,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:08,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:08,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:08,442 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:08,443 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:08,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:08,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Ended with exit code 0 [2022-11-20 11:18:08,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:08,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:08,450 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:08,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2022-11-20 11:18:08,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:08,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:08,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:08,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:08,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:08,464 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:08,464 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:08,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:08,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Ended with exit code 0 [2022-11-20 11:18:08,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:08,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:08,474 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:08,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2022-11-20 11:18:08,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:08,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:08,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:08,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:08,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:08,489 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:08,490 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:08,497 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:18:08,527 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2022-11-20 11:18:08,528 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-11-20 11:18:08,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:08,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:08,534 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:08,539 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:18:08,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2022-11-20 11:18:08,550 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:18:08,551 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:18:08,551 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) (- 4) ULTIMATE.start_main_~numbers~0#1.offset))_7) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) (- 4) ULTIMATE.start_main_~numbers~0#1.offset))_7 Supporting invariants [] [2022-11-20 11:18:08,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Forceful destruction successful, exit code 0 [2022-11-20 11:18:08,729 INFO L156 tatePredicateManager]: 29 out of 31 supporting invariants were superfluous and have been removed [2022-11-20 11:18:08,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:18:08,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:18:08,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 42 conjunts are in the unsatisfiable core [2022-11-20 11:18:08,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:18:09,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:18:09,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:18:09,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:18:09,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:18:09,441 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.16 stem predicates 2 loop predicates [2022-11-20 11:18:09,441 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 55 states and 64 transitions. cyclomatic complexity: 18 Second operand has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:18:09,609 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 55 states and 64 transitions. cyclomatic complexity: 18. Second operand has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 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 61 states and 72 transitions. Complement of second has 12 states. [2022-11-20 11:18:09,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 10 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:18:09,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:18:09,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 28 transitions. [2022-11-20 11:18:09,611 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 28 transitions. Stem has 45 letters. Loop has 2 letters. [2022-11-20 11:18:09,611 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:18:09,611 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:18:09,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:18:09,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:18:09,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 42 conjunts are in the unsatisfiable core [2022-11-20 11:18:09,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:18:09,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Forceful destruction successful, exit code 0 [2022-11-20 11:18:10,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:18:10,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:18:10,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:18:10,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:18:10,326 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.16 stem predicates 2 loop predicates [2022-11-20 11:18:10,326 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 55 states and 64 transitions. cyclomatic complexity: 18 Second operand has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:18:10,491 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 55 states and 64 transitions. cyclomatic complexity: 18. Second operand has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 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 61 states and 72 transitions. Complement of second has 12 states. [2022-11-20 11:18:10,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 10 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:18:10,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:18:10,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 28 transitions. [2022-11-20 11:18:10,492 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 28 transitions. Stem has 45 letters. Loop has 2 letters. [2022-11-20 11:18:10,493 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:18:10,493 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:18:10,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:18:10,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:18:10,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 42 conjunts are in the unsatisfiable core [2022-11-20 11:18:10,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:18:11,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:18:11,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:18:11,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:18:11,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:18:11,182 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.16 stem predicates 2 loop predicates [2022-11-20 11:18:11,182 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 55 states and 64 transitions. cyclomatic complexity: 18 Second operand has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:18:11,659 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 55 states and 64 transitions. cyclomatic complexity: 18. Second operand has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 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 123 states and 156 transitions. Complement of second has 29 states. [2022-11-20 11:18:11,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 20 states 16 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:18:11,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:18:11,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 83 transitions. [2022-11-20 11:18:11,660 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 20 states and 83 transitions. Stem has 45 letters. Loop has 2 letters. [2022-11-20 11:18:11,660 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:18:11,660 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 20 states and 83 transitions. Stem has 47 letters. Loop has 2 letters. [2022-11-20 11:18:11,660 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:18:11,660 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 20 states and 83 transitions. Stem has 45 letters. Loop has 4 letters. [2022-11-20 11:18:11,661 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:18:11,661 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 123 states and 156 transitions. [2022-11-20 11:18:11,662 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 11:18:11,662 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 123 states to 118 states and 149 transitions. [2022-11-20 11:18:11,662 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-11-20 11:18:11,662 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-11-20 11:18:11,663 INFO L73 IsDeterministic]: Start isDeterministic. Operand 118 states and 149 transitions. [2022-11-20 11:18:11,663 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:18:11,663 INFO L218 hiAutomatonCegarLoop]: Abstraction has 118 states and 149 transitions. [2022-11-20 11:18:11,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states and 149 transitions. [2022-11-20 11:18:11,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 64. [2022-11-20 11:18:11,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 64 states have (on average 1.171875) internal successors, (75), 63 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:18:11,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 75 transitions. [2022-11-20 11:18:11,668 INFO L240 hiAutomatonCegarLoop]: Abstraction has 64 states and 75 transitions. [2022-11-20 11:18:11,668 INFO L428 stractBuchiCegarLoop]: Abstraction has 64 states and 75 transitions. [2022-11-20 11:18:11,668 INFO L335 stractBuchiCegarLoop]: ======== Iteration 22 ============ [2022-11-20 11:18:11,668 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 64 states and 75 transitions. [2022-11-20 11:18:11,669 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:18:11,669 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:18:11,669 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:18:11,669 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 7, 6, 6, 6, 1, 1, 1, 1, 1, 1] [2022-11-20 11:18:11,669 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:18:11,670 INFO L748 eck$LassoCheckResult]: Stem: 9446#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9447#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 9448#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 9441#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 9442#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 9443#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9444#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 9445#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9449#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 9470#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9469#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 9468#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9467#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 9466#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9465#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 9464#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9462#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 9463#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9504#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 9461#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9460#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 9453#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 9450#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 9451#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 9458#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 9454#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 9455#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 9496#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 9495#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 9494#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 9493#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 9491#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 9490#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 9489#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 9488#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 9486#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 9485#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 9484#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 9483#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 9481#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 9480#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 9479#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 9478#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 9477#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 9474#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 9473#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 9471#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 9456#L517-3 [2022-11-20 11:18:11,670 INFO L750 eck$LassoCheckResult]: Loop: 9456#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 9457#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 9456#L517-3 [2022-11-20 11:18:11,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:18:11,670 INFO L85 PathProgramCache]: Analyzing trace with hash 98985632, now seen corresponding path program 18 times [2022-11-20 11:18:11,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:18:11,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638379957] [2022-11-20 11:18:11,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:18:11,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:18:11,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:18:11,691 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:18:11,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:18:11,710 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:18:11,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:18:11,711 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 19 times [2022-11-20 11:18:11,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:18:11,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154829476] [2022-11-20 11:18:11,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:18:11,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:18:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:18:11,715 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:18:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:18:11,718 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:18:11,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:18:11,719 INFO L85 PathProgramCache]: Analyzing trace with hash 635912997, now seen corresponding path program 11 times [2022-11-20 11:18:11,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:18:11,719 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080618946] [2022-11-20 11:18:11,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:18:11,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:18:11,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:18:11,740 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:18:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:18:11,761 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:18:16,072 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:18:16,072 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:18:16,072 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:18:16,072 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:18:16,072 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:18:16,072 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:16,072 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:18:16,072 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:18:16,072 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration22_Lasso [2022-11-20 11:18:16,072 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:18:16,073 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:18:16,075 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:16,078 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:16,080 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:16,081 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:16,083 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:16,085 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:16,087 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:16,089 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:16,097 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:16,100 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:16,102 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:16,105 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:16,106 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:16,108 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:16,110 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:16,112 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:16,115 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:17,516 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:17,518 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:18,128 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:18:18,128 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:18:18,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,153 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2022-11-20 11:18:18,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:18,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,166 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:18,166 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:18,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:18,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Ended with exit code 0 [2022-11-20 11:18:18,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,173 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2022-11-20 11:18:18,175 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 [2022-11-20 11:18:18,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:18:18,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,186 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:18:18,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:18:18,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:18,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Ended with exit code 0 [2022-11-20 11:18:18,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,190 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Waiting until timeout for monitored process [2022-11-20 11:18:18,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:18,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:18:18,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,203 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:18:18,203 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:18:18,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:18,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Ended with exit code 0 [2022-11-20 11:18:18,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,208 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Waiting until timeout for monitored process [2022-11-20 11:18:18,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:18,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:18:18,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,220 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:18:18,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:18:18,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:18,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Forceful destruction successful, exit code 0 [2022-11-20 11:18:18,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,225 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Waiting until timeout for monitored process [2022-11-20 11:18:18,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:18,238 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,238 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:18:18,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,239 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:18:18,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:18:18,240 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:18,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Ended with exit code 0 [2022-11-20 11:18:18,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,244 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Waiting until timeout for monitored process [2022-11-20 11:18:18,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:18,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:18:18,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,256 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,256 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:18:18,257 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:18:18,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:18,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Ended with exit code 0 [2022-11-20 11:18:18,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,261 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Waiting until timeout for monitored process [2022-11-20 11:18:18,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:18,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,274 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:18,275 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:18,278 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:18,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Ended with exit code 0 [2022-11-20 11:18:18,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,281 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Waiting until timeout for monitored process [2022-11-20 11:18:18,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:18,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,294 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:18,295 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:18,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:18,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Ended with exit code 0 [2022-11-20 11:18:18,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,301 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Waiting until timeout for monitored process [2022-11-20 11:18:18,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:18,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,314 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:18,315 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:18,318 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:18,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Ended with exit code 0 [2022-11-20 11:18:18,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,321 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Waiting until timeout for monitored process [2022-11-20 11:18:18,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:18,333 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:18:18,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,334 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:18:18,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:18:18,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:18,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Ended with exit code 0 [2022-11-20 11:18:18,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,338 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Waiting until timeout for monitored process [2022-11-20 11:18:18,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:18,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,350 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,352 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:18,352 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:18,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:18,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Forceful destruction successful, exit code 0 [2022-11-20 11:18:18,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,395 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:18,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:18:18,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,411 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,412 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:18:18,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:18:18,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Waiting until timeout for monitored process [2022-11-20 11:18:18,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:18,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Ended with exit code 0 [2022-11-20 11:18:18,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,419 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Waiting until timeout for monitored process [2022-11-20 11:18:18,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:18,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,432 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:18:18,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,432 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:18:18,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:18:18,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:18,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Ended with exit code 0 [2022-11-20 11:18:18,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,437 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Waiting until timeout for monitored process [2022-11-20 11:18:18,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:18,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,449 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:18:18,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,450 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:18:18,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:18:18,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:18,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Ended with exit code 0 [2022-11-20 11:18:18,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,454 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Waiting until timeout for monitored process [2022-11-20 11:18:18,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:18,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:18:18,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,467 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:18:18,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:18:18,468 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:18,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Forceful destruction successful, exit code 0 [2022-11-20 11:18:18,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,472 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Waiting until timeout for monitored process [2022-11-20 11:18:18,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:18,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,485 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,486 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:18,486 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:18,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:18,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Ended with exit code 0 [2022-11-20 11:18:18,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,494 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:18,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Waiting until timeout for monitored process [2022-11-20 11:18:18,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,510 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:18,510 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:18,518 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:18,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Ended with exit code 0 [2022-11-20 11:18:18,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,522 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Waiting until timeout for monitored process [2022-11-20 11:18:18,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:18,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,537 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:18,537 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:18,543 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:18,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Ended with exit code 0 [2022-11-20 11:18:18,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,547 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Waiting until timeout for monitored process [2022-11-20 11:18:18,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:18,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,562 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:18,562 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:18,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:18,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Forceful destruction successful, exit code 0 [2022-11-20 11:18:18,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,574 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Waiting until timeout for monitored process [2022-11-20 11:18:18,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:18,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,592 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:18,592 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:18,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:18,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Ended with exit code 0 [2022-11-20 11:18:18,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,602 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Waiting until timeout for monitored process [2022-11-20 11:18:18,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:18,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,622 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:18,622 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:18,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:18,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Forceful destruction successful, exit code 0 [2022-11-20 11:18:18,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,640 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Waiting until timeout for monitored process [2022-11-20 11:18:18,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:18,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:18,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:18,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:18,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:18,655 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:18,655 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:18,663 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:18:18,669 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-11-20 11:18:18,670 INFO L444 ModelExtractionUtils]: 5 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-11-20 11:18:18,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:18,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:18,671 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:18,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Waiting until timeout for monitored process [2022-11-20 11:18:18,673 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:18:18,684 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:18:18,684 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:18:18,684 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ ULTIMATE.start_main_~numbers~0#1.offset 24))_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ ULTIMATE.start_main_~numbers~0#1.offset 24))_2 Supporting invariants [] [2022-11-20 11:18:18,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Forceful destruction successful, exit code 0 [2022-11-20 11:18:18,775 INFO L156 tatePredicateManager]: 18 out of 20 supporting invariants were superfluous and have been removed [2022-11-20 11:18:18,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:18:18,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:18:18,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 26 conjunts are in the unsatisfiable core [2022-11-20 11:18:18,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:18:19,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:18:19,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:18:19,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:18:19,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:18:19,209 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 2 loop predicates [2022-11-20 11:18:19,209 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 64 states and 75 transitions. cyclomatic complexity: 21 Second operand has 10 states, 10 states have (on average 3.5) internal successors, (35), 10 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:18:19,245 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 64 states and 75 transitions. cyclomatic complexity: 21. Second operand has 10 states, 10 states have (on average 3.5) internal successors, (35), 10 states have internal predecessors, (35), 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 66 states and 79 transitions. Complement of second has 4 states. [2022-11-20 11:18:19,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:18:19,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 3.5) internal successors, (35), 10 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:18:19,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:18:19,246 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 47 letters. Loop has 2 letters. [2022-11-20 11:18:19,247 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:18:19,247 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:18:19,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:18:19,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:18:19,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 26 conjunts are in the unsatisfiable core [2022-11-20 11:18:19,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:18:19,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:18:19,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:18:19,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:18:19,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:18:19,697 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.8 stem predicates 2 loop predicates [2022-11-20 11:18:19,697 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 64 states and 75 transitions. cyclomatic complexity: 21 Second operand has 10 states, 10 states have (on average 3.5) internal successors, (35), 10 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:18:19,737 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 64 states and 75 transitions. cyclomatic complexity: 21. Second operand has 10 states, 10 states have (on average 3.5) internal successors, (35), 10 states have internal predecessors, (35), 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 66 states and 79 transitions. Complement of second has 4 states. [2022-11-20 11:18:19,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:18:19,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 3.5) internal successors, (35), 10 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:18:19,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:18:19,738 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 47 letters. Loop has 2 letters. [2022-11-20 11:18:19,738 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:18:19,739 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:18:19,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:18:19,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:18:19,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 26 conjunts are in the unsatisfiable core [2022-11-20 11:18:19,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:18:20,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:18:20,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:18:20,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:18:20,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:18:20,196 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.8 stem predicates 2 loop predicates [2022-11-20 11:18:20,196 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 64 states and 75 transitions. cyclomatic complexity: 21 Second operand has 10 states, 10 states have (on average 3.5) internal successors, (35), 10 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:18:20,415 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 64 states and 75 transitions. cyclomatic complexity: 21. Second operand has 10 states, 10 states have (on average 3.5) internal successors, (35), 10 states have internal predecessors, (35), 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 120 states and 153 transitions. Complement of second has 20 states. [2022-11-20 11:18:20,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 12 states 8 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:18:20,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 3.5) internal successors, (35), 10 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:18:20,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 59 transitions. [2022-11-20 11:18:20,417 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 59 transitions. Stem has 47 letters. Loop has 2 letters. [2022-11-20 11:18:20,417 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:18:20,417 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 59 transitions. Stem has 49 letters. Loop has 2 letters. [2022-11-20 11:18:20,417 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:18:20,417 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 59 transitions. Stem has 47 letters. Loop has 4 letters. [2022-11-20 11:18:20,417 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:18:20,417 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 120 states and 153 transitions. [2022-11-20 11:18:20,418 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:18:20,419 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 120 states to 113 states and 143 transitions. [2022-11-20 11:18:20,419 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2022-11-20 11:18:20,419 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-11-20 11:18:20,419 INFO L73 IsDeterministic]: Start isDeterministic. Operand 113 states and 143 transitions. [2022-11-20 11:18:20,419 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:18:20,419 INFO L218 hiAutomatonCegarLoop]: Abstraction has 113 states and 143 transitions. [2022-11-20 11:18:20,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states and 143 transitions. [2022-11-20 11:18:20,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 60. [2022-11-20 11:18:20,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 60 states have (on average 1.1666666666666667) internal successors, (70), 59 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:18:20,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 70 transitions. [2022-11-20 11:18:20,421 INFO L240 hiAutomatonCegarLoop]: Abstraction has 60 states and 70 transitions. [2022-11-20 11:18:20,421 INFO L428 stractBuchiCegarLoop]: Abstraction has 60 states and 70 transitions. [2022-11-20 11:18:20,421 INFO L335 stractBuchiCegarLoop]: ======== Iteration 23 ============ [2022-11-20 11:18:20,421 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 60 states and 70 transitions. [2022-11-20 11:18:20,422 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:18:20,422 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:18:20,422 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:18:20,422 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1] [2022-11-20 11:18:20,423 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:18:20,423 INFO L748 eck$LassoCheckResult]: Stem: 10367#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 10368#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 10369#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 10362#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 10363#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 10364#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10365#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 10366#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10370#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 10394#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10393#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 10392#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10391#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 10390#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10389#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 10388#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10387#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 10383#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10382#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 10377#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 10371#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 10372#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 10420#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 10419#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 10373#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 10374#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 10381#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 10375#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 10376#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 10417#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 10416#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 10415#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 10414#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 10412#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 10411#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 10410#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 10409#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 10407#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 10406#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 10405#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 10404#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 10402#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 10401#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 10400#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 10399#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 10396#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 10395#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 10386#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 10384#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 10379#L517-3 [2022-11-20 11:18:20,423 INFO L750 eck$LassoCheckResult]: Loop: 10379#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 10378#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 10379#L517-3 [2022-11-20 11:18:20,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:18:20,423 INFO L85 PathProgramCache]: Analyzing trace with hash -1025367657, now seen corresponding path program 19 times [2022-11-20 11:18:20,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:18:20,423 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025828907] [2022-11-20 11:18:20,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:18:20,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:18:20,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:18:20,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Forceful destruction successful, exit code 0 [2022-11-20 11:18:20,805 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 66 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:18:20,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:18:20,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025828907] [2022-11-20 11:18:20,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025828907] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:18:20,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1827047362] [2022-11-20 11:18:20,806 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-11-20 11:18:20,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:18:20,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:20,811 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:18:20,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (189)] Waiting until timeout for monitored process [2022-11-20 11:18:20,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:18:20,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 20 conjunts are in the unsatisfiable core [2022-11-20 11:18:20,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:18:21,206 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 91 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:18:21,206 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 11:18:21,412 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 91 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:18:21,413 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1827047362] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 11:18:21,413 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 11:18:21,413 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 18] total 28 [2022-11-20 11:18:21,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670278611] [2022-11-20 11:18:21,413 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 11:18:21,413 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:18:21,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:18:21,414 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 20 times [2022-11-20 11:18:21,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:18:21,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323916759] [2022-11-20 11:18:21,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:18:21,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:18:21,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:18:21,419 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:18:21,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:18:21,422 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:18:21,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:18:21,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-11-20 11:18:21,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=185, Invalid=627, Unknown=0, NotChecked=0, Total=812 [2022-11-20 11:18:21,468 INFO L87 Difference]: Start difference. First operand 60 states and 70 transitions. cyclomatic complexity: 20 Second operand has 29 states, 28 states have (on average 3.107142857142857) internal successors, (87), 29 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:18:21,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:18:21,791 INFO L93 Difference]: Finished difference Result 100 states and 117 transitions. [2022-11-20 11:18:21,791 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 100 states and 117 transitions. [2022-11-20 11:18:21,792 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:18:21,792 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 100 states to 63 states and 73 transitions. [2022-11-20 11:18:21,792 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-20 11:18:21,792 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-11-20 11:18:21,792 INFO L73 IsDeterministic]: Start isDeterministic. Operand 63 states and 73 transitions. [2022-11-20 11:18:21,793 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:18:21,793 INFO L218 hiAutomatonCegarLoop]: Abstraction has 63 states and 73 transitions. [2022-11-20 11:18:21,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states and 73 transitions. [2022-11-20 11:18:21,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 62. [2022-11-20 11:18:21,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 62 states have (on average 1.1612903225806452) internal successors, (72), 61 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:18:21,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 72 transitions. [2022-11-20 11:18:21,794 INFO L240 hiAutomatonCegarLoop]: Abstraction has 62 states and 72 transitions. [2022-11-20 11:18:21,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-11-20 11:18:21,795 INFO L428 stractBuchiCegarLoop]: Abstraction has 62 states and 72 transitions. [2022-11-20 11:18:21,795 INFO L335 stractBuchiCegarLoop]: ======== Iteration 24 ============ [2022-11-20 11:18:21,795 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 62 states and 72 transitions. [2022-11-20 11:18:21,796 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:18:21,796 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:18:21,796 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:18:21,797 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 8, 7, 7, 7, 1, 1, 1, 1, 1, 1] [2022-11-20 11:18:21,797 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:18:21,797 INFO L748 eck$LassoCheckResult]: Stem: 10865#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 10866#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 10867#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 10864#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 10860#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 10861#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10862#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 10863#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10868#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 10894#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10893#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 10892#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10891#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 10890#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10889#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 10888#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10887#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 10886#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10885#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 10880#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10879#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 10873#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 10869#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 10870#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 10877#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 10874#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 10871#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 10872#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 10920#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 10919#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 10918#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 10916#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 10915#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 10914#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 10913#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 10911#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 10910#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 10909#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 10908#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 10906#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 10905#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 10904#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 10903#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 10901#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 10900#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 10899#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 10898#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 10897#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 10884#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 10883#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 10881#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 10875#L517-3 [2022-11-20 11:18:21,797 INFO L750 eck$LassoCheckResult]: Loop: 10875#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 10876#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 10875#L517-3 [2022-11-20 11:18:21,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:18:21,798 INFO L85 PathProgramCache]: Analyzing trace with hash 1227033589, now seen corresponding path program 20 times [2022-11-20 11:18:21,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:18:21,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809955252] [2022-11-20 11:18:21,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:18:21,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:18:21,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:18:21,828 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:18:21,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:18:21,848 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:18:21,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:18:21,849 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 21 times [2022-11-20 11:18:21,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:18:21,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616041981] [2022-11-20 11:18:21,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:18:21,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:18:21,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:18:21,853 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:18:21,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:18:21,856 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:18:21,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:18:21,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1936726214, now seen corresponding path program 12 times [2022-11-20 11:18:21,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:18:21,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231737519] [2022-11-20 11:18:21,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:18:21,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:18:21,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:18:21,878 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:18:21,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:18:21,900 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:18:25,736 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:18:25,737 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:18:25,737 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:18:25,737 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:18:25,737 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:18:25,737 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:25,737 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:18:25,737 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:18:25,737 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration24_Lasso [2022-11-20 11:18:25,737 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:18:25,737 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:18:25,740 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:25,742 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:25,744 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:25,746 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:25,748 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:25,750 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:25,752 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:25,753 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:25,756 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:25,758 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:27,517 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:27,519 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:27,521 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:27,522 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:27,526 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:27,527 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:27,529 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:27,531 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:27,533 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:18:28,241 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:18:28,241 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:18:28,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:28,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:28,243 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:28,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:28,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Waiting until timeout for monitored process [2022-11-20 11:18:28,262 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:28,262 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:18:28,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:28,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:28,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:28,263 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:18:28,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:18:28,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:28,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Ended with exit code 0 [2022-11-20 11:18:28,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:28,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:28,267 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:28,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Waiting until timeout for monitored process [2022-11-20 11:18:28,269 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 [2022-11-20 11:18:28,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:28,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:28,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:28,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:28,281 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:28,281 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:28,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:28,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Ended with exit code 0 [2022-11-20 11:18:28,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:28,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:28,297 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:28,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Waiting until timeout for monitored process [2022-11-20 11:18:28,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:28,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:28,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:28,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:28,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:28,314 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:28,314 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:28,318 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:28,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Ended with exit code 0 [2022-11-20 11:18:28,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:28,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:28,322 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:28,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Waiting until timeout for monitored process [2022-11-20 11:18:28,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:28,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:28,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:18:28,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:28,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:28,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:28,335 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:18:28,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:18:28,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:28,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Ended with exit code 0 [2022-11-20 11:18:28,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:28,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:28,339 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:28,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Waiting until timeout for monitored process [2022-11-20 11:18:28,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:28,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:28,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:28,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:28,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:28,355 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:28,355 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:28,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:28,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Ended with exit code 0 [2022-11-20 11:18:28,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:28,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:28,362 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:28,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Waiting until timeout for monitored process [2022-11-20 11:18:28,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:28,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:28,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:18:28,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:28,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:28,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:28,375 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:18:28,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:18:28,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:28,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Forceful destruction successful, exit code 0 [2022-11-20 11:18:28,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:28,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:28,380 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:28,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Waiting until timeout for monitored process [2022-11-20 11:18:28,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:28,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:28,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:18:28,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:28,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:28,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:28,402 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:18:28,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:18:28,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:28,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Ended with exit code 0 [2022-11-20 11:18:28,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:28,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:28,411 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:28,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Waiting until timeout for monitored process [2022-11-20 11:18:28,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:28,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:28,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:18:28,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:28,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:28,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:28,424 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:18:28,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:18:28,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:28,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Ended with exit code 0 [2022-11-20 11:18:28,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:28,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:28,428 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:28,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Waiting until timeout for monitored process [2022-11-20 11:18:28,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:28,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:28,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:18:28,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:28,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:28,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:28,441 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:18:28,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:18:28,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:28,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Forceful destruction successful, exit code 0 [2022-11-20 11:18:28,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:28,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:28,446 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:28,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Waiting until timeout for monitored process [2022-11-20 11:18:28,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:28,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:28,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:18:28,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:18:28,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:18:28,461 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:18:28,461 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:18:28,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:18:28,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Ended with exit code 0 [2022-11-20 11:18:28,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:18:28,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:18:28,471 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:18:28,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Waiting until timeout for monitored process [2022-11-20 11:18:28,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:18:28,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:18:28,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2022-11-20 11:20:04,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:04,335 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:04,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (285)] Waiting until timeout for monitored process [2022-11-20 11:20:04,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:04,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:04,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:20:04,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:04,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:04,347 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:04,347 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:20:04,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:20:04,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:04,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (285)] Ended with exit code 0 [2022-11-20 11:20:04,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:04,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:04,352 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:04,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (286)] Waiting until timeout for monitored process [2022-11-20 11:20:04,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:04,364 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:04,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:20:04,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:04,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:04,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:04,365 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:20:04,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:20:04,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:04,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (286)] Forceful destruction successful, exit code 0 [2022-11-20 11:20:04,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:04,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:04,370 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:04,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (287)] Waiting until timeout for monitored process [2022-11-20 11:20:04,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:04,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:04,383 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:20:04,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:04,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:04,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:04,386 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:20:04,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:20:04,409 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:04,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (287)] Ended with exit code 0 [2022-11-20 11:20:04,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:04,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:04,414 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:04,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:04,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:04,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:20:04,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:04,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:04,431 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:04,432 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:20:04,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:20:04,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (288)] Waiting until timeout for monitored process [2022-11-20 11:20:04,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:04,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (288)] Forceful destruction successful, exit code 0 [2022-11-20 11:20:04,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:04,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:04,449 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:04,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:04,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:04,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:04,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:04,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:04,466 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:04,466 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:04,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (289)] Waiting until timeout for monitored process [2022-11-20 11:20:04,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:04,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (289)] Ended with exit code 0 [2022-11-20 11:20:04,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:04,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:04,474 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:04,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (290)] Waiting until timeout for monitored process [2022-11-20 11:20:04,477 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:04,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:04,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:20:04,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:04,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:04,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:04,487 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:20:04,487 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:20:04,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:04,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (290)] Ended with exit code 0 [2022-11-20 11:20:04,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:04,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:04,492 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:04,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (291)] Waiting until timeout for monitored process [2022-11-20 11:20:04,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:04,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:04,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:04,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:04,504 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:04,505 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:04,505 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:04,509 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:04,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (291)] Ended with exit code 0 [2022-11-20 11:20:04,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:04,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:04,512 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:04,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (292)] Waiting until timeout for monitored process [2022-11-20 11:20:04,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:04,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:04,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:04,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:04,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:04,526 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:04,526 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:04,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:04,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (292)] Forceful destruction successful, exit code 0 [2022-11-20 11:20:04,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:04,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:04,533 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:04,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (293)] Waiting until timeout for monitored process [2022-11-20 11:20:04,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:04,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:04,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:04,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:04,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:04,550 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:04,550 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:04,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:04,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (293)] Ended with exit code 0 [2022-11-20 11:20:04,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:04,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:04,557 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:04,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (294)] Waiting until timeout for monitored process [2022-11-20 11:20:04,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:04,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:04,569 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:20:04,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:04,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:04,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:04,569 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:20:04,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:20:04,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:04,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (294)] Ended with exit code 0 [2022-11-20 11:20:04,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:04,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:04,574 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:04,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (295)] Waiting until timeout for monitored process [2022-11-20 11:20:04,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:04,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:04,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:20:04,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:04,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:04,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:04,587 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:20:04,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:20:04,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:04,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (295)] Ended with exit code 0 [2022-11-20 11:20:04,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:04,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:04,591 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:04,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (296)] Waiting until timeout for monitored process [2022-11-20 11:20:04,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:04,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:04,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:04,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:04,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:04,606 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:04,606 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:04,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:04,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (296)] Ended with exit code 0 [2022-11-20 11:20:04,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:04,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:04,615 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:04,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (297)] Waiting until timeout for monitored process [2022-11-20 11:20:04,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:04,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:04,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:04,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:04,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:04,628 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:04,628 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:04,633 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:04,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (297)] Ended with exit code 0 [2022-11-20 11:20:04,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:04,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:04,636 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:04,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (298)] Waiting until timeout for monitored process [2022-11-20 11:20:04,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:04,652 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:04,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:04,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:04,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:04,655 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:04,655 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:04,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:04,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (298)] Forceful destruction successful, exit code 0 [2022-11-20 11:20:04,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:04,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:04,694 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:04,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:04,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:04,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:04,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:04,711 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:04,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (299)] Waiting until timeout for monitored process [2022-11-20 11:20:04,716 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:04,716 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:04,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:04,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (299)] Forceful destruction successful, exit code 0 [2022-11-20 11:20:04,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:04,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:04,747 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:04,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:04,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:04,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:04,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:04,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:04,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (300)] Waiting until timeout for monitored process [2022-11-20 11:20:04,767 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:04,767 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:04,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:04,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (300)] Forceful destruction successful, exit code 0 [2022-11-20 11:20:04,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:04,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:04,795 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:04,799 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 [2022-11-20 11:20:04,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:04,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:04,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:04,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:04,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (301)] Waiting until timeout for monitored process [2022-11-20 11:20:04,821 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:04,821 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:04,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:04,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (301)] Forceful destruction successful, exit code 0 [2022-11-20 11:20:04,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:04,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:04,851 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:04,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:04,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:04,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:04,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:04,871 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:04,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (302)] Waiting until timeout for monitored process [2022-11-20 11:20:04,874 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:04,875 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:04,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:04,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (302)] Forceful destruction successful, exit code 0 [2022-11-20 11:20:04,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:04,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:04,899 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:04,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:04,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:04,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:04,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:04,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:04,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (303)] Waiting until timeout for monitored process [2022-11-20 11:20:04,919 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:04,919 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:04,942 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:20:04,958 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-11-20 11:20:04,958 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-11-20 11:20:04,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:04,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:04,963 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:04,966 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:20:04,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (304)] Waiting until timeout for monitored process [2022-11-20 11:20:04,999 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:20:05,000 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:20:05,000 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) ULTIMATE.start_main_~numbers~0#1.offset (- 8)))_9) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) ULTIMATE.start_main_~numbers~0#1.offset (- 8)))_9 Supporting invariants [] [2022-11-20 11:20:05,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (303)] Forceful destruction successful, exit code 0 [2022-11-20 11:20:05,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (304)] Ended with exit code 0 [2022-11-20 11:20:05,392 INFO L156 tatePredicateManager]: 61 out of 63 supporting invariants were superfluous and have been removed [2022-11-20 11:20:05,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:20:05,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:05,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 56 conjunts are in the unsatisfiable core [2022-11-20 11:20:05,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:20:06,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:06,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:20:06,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:20:06,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:20:06,436 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.23 stem predicates 2 loop predicates [2022-11-20 11:20:06,436 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 85 states and 99 transitions. cyclomatic complexity: 27 Second operand has 25 states, 25 states have (on average 2.68) internal successors, (67), 25 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:20:06,661 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 85 states and 99 transitions. cyclomatic complexity: 27. Second operand has 25 states, 25 states have (on average 2.68) internal successors, (67), 25 states have internal predecessors, (67), 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 92 states and 109 transitions. Complement of second has 16 states. [2022-11-20 11:20:06,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 15 states 14 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:20:06,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 2.68) internal successors, (67), 25 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:20:06,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 39 transitions. [2022-11-20 11:20:06,662 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 39 transitions. Stem has 65 letters. Loop has 2 letters. [2022-11-20 11:20:06,662 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:20:06,662 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:20:06,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:20:06,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:06,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 56 conjunts are in the unsatisfiable core [2022-11-20 11:20:06,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:20:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:07,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:20:07,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:20:07,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:20:07,766 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.23 stem predicates 2 loop predicates [2022-11-20 11:20:07,766 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 85 states and 99 transitions. cyclomatic complexity: 27 Second operand has 25 states, 25 states have (on average 2.68) internal successors, (67), 25 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:20:08,054 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 85 states and 99 transitions. cyclomatic complexity: 27. Second operand has 25 states, 25 states have (on average 2.68) internal successors, (67), 25 states have internal predecessors, (67), 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 92 states and 109 transitions. Complement of second has 16 states. [2022-11-20 11:20:08,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 15 states 14 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:20:08,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 2.68) internal successors, (67), 25 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:20:08,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 39 transitions. [2022-11-20 11:20:08,059 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 39 transitions. Stem has 65 letters. Loop has 2 letters. [2022-11-20 11:20:08,059 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:20:08,059 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:20:08,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:20:08,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:08,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 56 conjunts are in the unsatisfiable core [2022-11-20 11:20:08,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:20:09,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:09,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:20:09,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:20:09,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:20:09,131 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.23 stem predicates 2 loop predicates [2022-11-20 11:20:09,131 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 85 states and 99 transitions. cyclomatic complexity: 27 Second operand has 25 states, 25 states have (on average 2.68) internal successors, (67), 25 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:20:10,043 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 85 states and 99 transitions. cyclomatic complexity: 27. Second operand has 25 states, 25 states have (on average 2.68) internal successors, (67), 25 states have internal predecessors, (67), 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 236 states and 304 transitions. Complement of second has 40 states. [2022-11-20 11:20:10,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 27 states 23 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:20:10,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 2.68) internal successors, (67), 25 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:20:10,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 117 transitions. [2022-11-20 11:20:10,044 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 27 states and 117 transitions. Stem has 65 letters. Loop has 2 letters. [2022-11-20 11:20:10,044 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:20:10,045 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 27 states and 117 transitions. Stem has 67 letters. Loop has 2 letters. [2022-11-20 11:20:10,045 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:20:10,045 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 27 states and 117 transitions. Stem has 65 letters. Loop has 4 letters. [2022-11-20 11:20:10,045 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:20:10,045 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 236 states and 304 transitions. [2022-11-20 11:20:10,046 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-11-20 11:20:10,047 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 236 states to 231 states and 297 transitions. [2022-11-20 11:20:10,048 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2022-11-20 11:20:10,048 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2022-11-20 11:20:10,048 INFO L73 IsDeterministic]: Start isDeterministic. Operand 231 states and 297 transitions. [2022-11-20 11:20:10,048 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:20:10,048 INFO L218 hiAutomatonCegarLoop]: Abstraction has 231 states and 297 transitions. [2022-11-20 11:20:10,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states and 297 transitions. [2022-11-20 11:20:10,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 87. [2022-11-20 11:20:10,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 87 states have (on average 1.1724137931034482) internal successors, (102), 86 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:20:10,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 102 transitions. [2022-11-20 11:20:10,051 INFO L240 hiAutomatonCegarLoop]: Abstraction has 87 states and 102 transitions. [2022-11-20 11:20:10,051 INFO L428 stractBuchiCegarLoop]: Abstraction has 87 states and 102 transitions. [2022-11-20 11:20:10,052 INFO L335 stractBuchiCegarLoop]: ======== Iteration 33 ============ [2022-11-20 11:20:10,052 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 87 states and 102 transitions. [2022-11-20 11:20:10,052 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:20:10,052 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:20:10,052 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:20:10,053 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [12, 12, 10, 9, 9, 9, 1, 1, 1, 1, 1, 1] [2022-11-20 11:20:10,053 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:20:10,053 INFO L748 eck$LassoCheckResult]: Stem: 21018#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 21019#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 21020#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 21013#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 21014#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 21015#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21016#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 21017#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21021#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 21050#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21049#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 21048#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21047#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 21046#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21045#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 21044#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21043#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 21042#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21041#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 21040#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21039#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 21038#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21037#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 21035#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21036#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 21099#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21033#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 21034#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21098#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 21097#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 21022#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 21023#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 21031#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 21025#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 21026#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 21091#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 21090#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 21089#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 21088#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 21086#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 21085#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 21084#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 21083#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 21081#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 21080#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 21079#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 21078#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 21076#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 21075#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 21074#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 21073#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 21071#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 21070#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 21069#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 21068#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 21066#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 21065#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 21064#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 21063#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 21061#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 21060#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 21059#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 21058#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 21057#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 21054#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 21053#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 21051#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 21029#L517-3 [2022-11-20 11:20:10,054 INFO L750 eck$LassoCheckResult]: Loop: 21029#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 21030#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 21029#L517-3 [2022-11-20 11:20:10,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:20:10,054 INFO L85 PathProgramCache]: Analyzing trace with hash 1058846103, now seen corresponding path program 29 times [2022-11-20 11:20:10,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:20:10,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269288184] [2022-11-20 11:20:10,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:20:10,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:20:10,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:20:10,084 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:20:10,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:20:10,111 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:20:10,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:20:10,112 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 30 times [2022-11-20 11:20:10,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:20:10,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082426741] [2022-11-20 11:20:10,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:20:10,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:20:10,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:20:10,117 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:20:10,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:20:10,120 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:20:10,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:20:10,121 INFO L85 PathProgramCache]: Analyzing trace with hash -356143012, now seen corresponding path program 19 times [2022-11-20 11:20:10,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:20:10,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405909337] [2022-11-20 11:20:10,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:20:10,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:20:10,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:20:10,174 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:20:10,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:20:10,203 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:20:23,532 WARN L233 SmtUtils]: Spent 13.28s on a formula simplification. DAG size of input: 378 DAG size of output: 282 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:20:24,870 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:20:24,870 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:20:24,870 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:20:24,870 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:20:24,870 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:20:24,870 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:24,871 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:20:24,871 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:20:24,871 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration33_Lasso [2022-11-20 11:20:24,871 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:20:24,871 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:20:24,874 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:20:24,876 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:20:24,877 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:20:24,881 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:20:24,882 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:20:24,884 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:20:24,886 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:20:29,879 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:20:29,881 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:20:29,883 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:20:29,885 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:20:29,887 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:20:29,888 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:20:29,890 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:20:29,892 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:20:29,894 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:20:29,896 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:20:29,898 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:20:30,665 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:20:30,665 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:20:30,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:30,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:30,673 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:30,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (305)] Waiting until timeout for monitored process [2022-11-20 11:20:30,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:30,685 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:30,685 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:20:30,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:30,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:30,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:30,686 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:20:30,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:20:30,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:30,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (305)] Forceful destruction successful, exit code 0 [2022-11-20 11:20:30,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:30,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:30,691 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:30,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (306)] Waiting until timeout for monitored process [2022-11-20 11:20:30,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:30,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:30,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:20:30,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:30,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:30,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:30,704 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:20:30,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:20:30,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:30,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (306)] Forceful destruction successful, exit code 0 [2022-11-20 11:20:30,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:30,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:30,708 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:30,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (307)] Waiting until timeout for monitored process [2022-11-20 11:20:30,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:30,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:30,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:30,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:30,721 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:30,722 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:30,722 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:30,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:30,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (307)] Ended with exit code 0 [2022-11-20 11:20:30,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:30,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:30,730 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:30,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (308)] Waiting until timeout for monitored process [2022-11-20 11:20:30,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:30,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:30,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:20:30,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:30,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:30,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:30,742 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:20:30,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:20:30,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:30,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (308)] Forceful destruction successful, exit code 0 [2022-11-20 11:20:30,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:30,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:30,747 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:30,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (309)] Waiting until timeout for monitored process [2022-11-20 11:20:30,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:30,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:30,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:20:30,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:30,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:30,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:30,759 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:20:30,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:20:30,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:30,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (309)] Ended with exit code 0 [2022-11-20 11:20:30,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:30,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:30,764 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:30,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (310)] Waiting until timeout for monitored process [2022-11-20 11:20:30,770 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 [2022-11-20 11:20:30,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:30,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:20:30,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:30,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:30,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:30,780 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:20:30,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:20:30,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:30,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (310)] Ended with exit code 0 [2022-11-20 11:20:30,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:30,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:30,785 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:30,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (311)] Waiting until timeout for monitored process [2022-11-20 11:20:30,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:30,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:30,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:30,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:30,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:30,800 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:30,800 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:30,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:30,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (311)] Ended with exit code 0 [2022-11-20 11:20:30,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:30,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:30,810 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:30,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (312)] Waiting until timeout for monitored process [2022-11-20 11:20:30,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:30,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:30,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:30,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:30,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:30,826 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:30,826 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:30,833 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:30,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (312)] Ended with exit code 0 [2022-11-20 11:20:30,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:30,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:30,837 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:30,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (313)] Waiting until timeout for monitored process [2022-11-20 11:20:30,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:30,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:30,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:30,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:30,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:30,852 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:30,852 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:30,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:30,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (313)] Ended with exit code 0 [2022-11-20 11:20:30,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:30,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:30,862 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:30,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (314)] Waiting until timeout for monitored process [2022-11-20 11:20:30,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:30,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:30,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:30,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:30,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:30,875 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:30,875 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:30,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:30,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (314)] Ended with exit code 0 [2022-11-20 11:20:30,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:30,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:30,882 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:30,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (315)] Waiting until timeout for monitored process [2022-11-20 11:20:30,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:30,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:30,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:30,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:30,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:30,897 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:30,897 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:30,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:30,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (315)] Ended with exit code 0 [2022-11-20 11:20:30,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:30,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:30,906 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:30,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (316)] Waiting until timeout for monitored process [2022-11-20 11:20:30,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:30,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:30,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:30,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:30,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:30,927 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:30,927 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:30,933 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:30,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (316)] Ended with exit code 0 [2022-11-20 11:20:30,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:30,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:30,937 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:30,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (317)] Waiting until timeout for monitored process [2022-11-20 11:20:30,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:30,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:30,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:30,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:30,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:30,952 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:30,952 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:30,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:30,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (317)] Ended with exit code 0 [2022-11-20 11:20:30,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:30,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:30,962 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:30,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (318)] Waiting until timeout for monitored process [2022-11-20 11:20:30,965 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 [2022-11-20 11:20:30,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:30,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:30,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:30,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:30,977 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:30,977 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:30,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:30,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (318)] Ended with exit code 0 [2022-11-20 11:20:30,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:30,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:30,990 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:30,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (319)] Waiting until timeout for monitored process [2022-11-20 11:20:30,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:31,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:31,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:31,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:31,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:31,003 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:31,003 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:31,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:31,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (319)] Ended with exit code 0 [2022-11-20 11:20:31,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:31,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:31,011 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:31,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (320)] Waiting until timeout for monitored process [2022-11-20 11:20:31,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:31,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:31,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:31,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:31,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:31,026 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:31,026 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:31,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:20:31,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (320)] Ended with exit code 0 [2022-11-20 11:20:31,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:31,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:31,038 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:31,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (321)] Waiting until timeout for monitored process [2022-11-20 11:20:31,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:20:31,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:20:31,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:20:31,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:20:31,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:20:31,054 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:20:31,054 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:20:31,062 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:20:31,069 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-11-20 11:20:31,069 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-11-20 11:20:31,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:20:31,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:31,070 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:20:31,079 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:20:31,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (322)] Waiting until timeout for monitored process [2022-11-20 11:20:31,090 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:20:31,090 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:20:31,090 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) (- 12) ULTIMATE.start_main_~numbers~0#1.offset))_7) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) (- 12) ULTIMATE.start_main_~numbers~0#1.offset))_7 Supporting invariants [] [2022-11-20 11:20:31,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (321)] Ended with exit code 0 [2022-11-20 11:20:31,480 INFO L156 tatePredicateManager]: 64 out of 66 supporting invariants were superfluous and have been removed [2022-11-20 11:20:31,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:20:31,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:31,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 58 conjunts are in the unsatisfiable core [2022-11-20 11:20:31,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:20:31,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (322)] Ended with exit code 0 [2022-11-20 11:20:32,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:32,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:20:32,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:20:32,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:20:32,607 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.24 stem predicates 2 loop predicates [2022-11-20 11:20:32,607 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 87 states and 102 transitions. cyclomatic complexity: 28 Second operand has 26 states, 26 states have (on average 2.6538461538461537) internal successors, (69), 26 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:20:32,954 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 87 states and 102 transitions. cyclomatic complexity: 28. Second operand has 26 states, 26 states have (on average 2.6538461538461537) internal successors, (69), 26 states have internal predecessors, (69), 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 96 states and 114 transitions. Complement of second has 17 states. [2022-11-20 11:20:32,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 16 states 15 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:20:32,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 2.6538461538461537) internal successors, (69), 26 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:20:32,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 44 transitions. [2022-11-20 11:20:32,956 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 44 transitions. Stem has 67 letters. Loop has 2 letters. [2022-11-20 11:20:32,956 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:20:32,956 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:20:32,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:20:33,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:33,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 58 conjunts are in the unsatisfiable core [2022-11-20 11:20:33,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:20:34,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:34,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:20:34,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:20:34,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:20:34,056 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.24 stem predicates 2 loop predicates [2022-11-20 11:20:34,056 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 87 states and 102 transitions. cyclomatic complexity: 28 Second operand has 26 states, 26 states have (on average 2.6538461538461537) internal successors, (69), 26 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:20:34,514 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 87 states and 102 transitions. cyclomatic complexity: 28. Second operand has 26 states, 26 states have (on average 2.6538461538461537) internal successors, (69), 26 states have internal predecessors, (69), 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 96 states and 114 transitions. Complement of second has 17 states. [2022-11-20 11:20:34,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 16 states 15 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:20:34,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 2.6538461538461537) internal successors, (69), 26 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:20:34,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 44 transitions. [2022-11-20 11:20:34,515 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 44 transitions. Stem has 67 letters. Loop has 2 letters. [2022-11-20 11:20:34,515 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:20:34,515 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:20:34,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:20:34,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:34,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 58 conjunts are in the unsatisfiable core [2022-11-20 11:20:34,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:20:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:35,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:20:35,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:20:35,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:20:35,598 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.24 stem predicates 2 loop predicates [2022-11-20 11:20:35,598 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 87 states and 102 transitions. cyclomatic complexity: 28 Second operand has 26 states, 26 states have (on average 2.6538461538461537) internal successors, (69), 26 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:20:36,365 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 87 states and 102 transitions. cyclomatic complexity: 28. Second operand has 26 states, 26 states have (on average 2.6538461538461537) internal successors, (69), 26 states have internal predecessors, (69), 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 307 states and 398 transitions. Complement of second has 42 states. [2022-11-20 11:20:36,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 28 states 24 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:20:36,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 2.6538461538461537) internal successors, (69), 26 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:20:36,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 127 transitions. [2022-11-20 11:20:36,367 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 28 states and 127 transitions. Stem has 67 letters. Loop has 2 letters. [2022-11-20 11:20:36,367 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:20:36,367 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 28 states and 127 transitions. Stem has 69 letters. Loop has 2 letters. [2022-11-20 11:20:36,367 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:20:36,367 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 28 states and 127 transitions. Stem has 67 letters. Loop has 4 letters. [2022-11-20 11:20:36,368 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:20:36,368 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 307 states and 398 transitions. [2022-11-20 11:20:36,369 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2022-11-20 11:20:36,370 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 307 states to 302 states and 391 transitions. [2022-11-20 11:20:36,371 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2022-11-20 11:20:36,371 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2022-11-20 11:20:36,371 INFO L73 IsDeterministic]: Start isDeterministic. Operand 302 states and 391 transitions. [2022-11-20 11:20:36,371 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:20:36,371 INFO L218 hiAutomatonCegarLoop]: Abstraction has 302 states and 391 transitions. [2022-11-20 11:20:36,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states and 391 transitions. [2022-11-20 11:20:36,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 89. [2022-11-20 11:20:36,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 89 states have (on average 1.1797752808988764) internal successors, (105), 88 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:20:36,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 105 transitions. [2022-11-20 11:20:36,374 INFO L240 hiAutomatonCegarLoop]: Abstraction has 89 states and 105 transitions. [2022-11-20 11:20:36,375 INFO L428 stractBuchiCegarLoop]: Abstraction has 89 states and 105 transitions. [2022-11-20 11:20:36,375 INFO L335 stractBuchiCegarLoop]: ======== Iteration 34 ============ [2022-11-20 11:20:36,375 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 89 states and 105 transitions. [2022-11-20 11:20:36,375 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:20:36,375 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:20:36,376 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:20:36,376 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [11, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1] [2022-11-20 11:20:36,376 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:20:36,377 INFO L748 eck$LassoCheckResult]: Stem: 22711#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 22712#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 22713#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 22706#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 22707#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 22708#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 22709#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 22710#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 22714#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 22742#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 22741#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 22740#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 22739#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 22738#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 22737#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 22736#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 22735#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 22734#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 22733#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 22732#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 22731#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 22730#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 22729#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 22728#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 22726#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 22720#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 22721#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 22787#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 22786#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 22785#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 22717#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 22716#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 22724#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 22718#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 22719#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 22783#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 22782#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 22781#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 22780#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 22778#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 22777#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 22776#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 22775#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 22773#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 22772#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 22771#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 22770#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 22768#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 22767#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 22766#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 22765#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 22763#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 22762#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 22761#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 22760#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 22758#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 22757#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 22756#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 22755#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 22753#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 22752#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 22751#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 22750#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 22749#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 22746#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 22745#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 22743#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 22722#L517-3 [2022-11-20 11:20:36,377 INFO L750 eck$LassoCheckResult]: Loop: 22722#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 22723#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 22722#L517-3 [2022-11-20 11:20:36,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:20:36,377 INFO L85 PathProgramCache]: Analyzing trace with hash 1092528432, now seen corresponding path program 30 times [2022-11-20 11:20:36,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:20:36,378 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747635425] [2022-11-20 11:20:36,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:20:36,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:20:36,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:20:36,932 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 153 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:20:36,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:20:36,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747635425] [2022-11-20 11:20:36,932 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747635425] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:20:36,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1197594324] [2022-11-20 11:20:36,932 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-11-20 11:20:36,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:20:36,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:20:36,934 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:20:36,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (323)] Waiting until timeout for monitored process [2022-11-20 11:20:37,413 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2022-11-20 11:20:37,414 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 11:20:37,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 26 conjunts are in the unsatisfiable core [2022-11-20 11:20:37,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:20:37,841 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 190 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:20:37,841 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 11:20:38,152 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 190 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:20:38,152 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1197594324] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 11:20:38,152 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 11:20:38,153 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 37 [2022-11-20 11:20:38,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025680728] [2022-11-20 11:20:38,153 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 11:20:38,153 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:20:38,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:20:38,154 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 31 times [2022-11-20 11:20:38,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:20:38,154 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131776750] [2022-11-20 11:20:38,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:20:38,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:20:38,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:20:38,158 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:20:38,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:20:38,161 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:20:38,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:20:38,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2022-11-20 11:20:38,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=317, Invalid=1089, Unknown=0, NotChecked=0, Total=1406 [2022-11-20 11:20:38,215 INFO L87 Difference]: Start difference. First operand 89 states and 105 transitions. cyclomatic complexity: 29 Second operand has 38 states, 37 states have (on average 3.1621621621621623) internal successors, (117), 38 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:20:38,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:20:38,632 INFO L93 Difference]: Finished difference Result 141 states and 166 transitions. [2022-11-20 11:20:38,632 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 141 states and 166 transitions. [2022-11-20 11:20:38,633 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:20:38,633 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 141 states to 89 states and 104 transitions. [2022-11-20 11:20:38,633 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2022-11-20 11:20:38,633 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-11-20 11:20:38,633 INFO L73 IsDeterministic]: Start isDeterministic. Operand 89 states and 104 transitions. [2022-11-20 11:20:38,634 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:20:38,634 INFO L218 hiAutomatonCegarLoop]: Abstraction has 89 states and 104 transitions. [2022-11-20 11:20:38,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states and 104 transitions. [2022-11-20 11:20:38,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2022-11-20 11:20:38,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 89 states have (on average 1.1685393258426966) internal successors, (104), 88 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:20:38,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 104 transitions. [2022-11-20 11:20:38,636 INFO L240 hiAutomatonCegarLoop]: Abstraction has 89 states and 104 transitions. [2022-11-20 11:20:38,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-20 11:20:38,636 INFO L428 stractBuchiCegarLoop]: Abstraction has 89 states and 104 transitions. [2022-11-20 11:20:38,636 INFO L335 stractBuchiCegarLoop]: ======== Iteration 35 ============ [2022-11-20 11:20:38,636 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 89 states and 104 transitions. [2022-11-20 11:20:38,637 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:20:38,637 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:20:38,637 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:20:38,637 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [13, 13, 10, 9, 9, 9, 1, 1, 1, 1, 1, 1] [2022-11-20 11:20:38,637 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:20:38,637 INFO L748 eck$LassoCheckResult]: Stem: 23402#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 23403#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 23404#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 23397#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 23398#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 23399#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23400#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 23401#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23405#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 23485#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23484#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 23483#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23482#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 23481#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23480#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 23479#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23478#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 23477#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23476#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 23475#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23474#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 23473#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23472#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 23471#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23470#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 23469#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23421#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 23422#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23468#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 23467#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23466#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 23465#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 23464#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 23409#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 23462#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 23410#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 23411#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 23459#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 23458#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 23457#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 23456#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 23454#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 23453#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 23452#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 23451#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 23449#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 23448#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 23447#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 23446#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 23444#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 23443#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 23442#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 23441#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 23439#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 23438#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 23437#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 23436#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 23434#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 23433#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 23432#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 23431#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 23429#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 23428#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 23427#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 23426#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 23425#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 23420#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 23419#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 23417#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 23413#L517-3 [2022-11-20 11:20:38,638 INFO L750 eck$LassoCheckResult]: Loop: 23413#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 23414#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 23413#L517-3 [2022-11-20 11:20:38,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:20:38,638 INFO L85 PathProgramCache]: Analyzing trace with hash -146340747, now seen corresponding path program 31 times [2022-11-20 11:20:38,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:20:38,638 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457887284] [2022-11-20 11:20:38,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:20:38,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:20:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:20:38,669 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:20:38,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:20:38,696 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:20:38,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:20:38,697 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 32 times [2022-11-20 11:20:38,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:20:38,697 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546127948] [2022-11-20 11:20:38,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:20:38,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:20:38,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:20:38,702 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:20:38,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:20:38,705 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:20:38,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:20:38,706 INFO L85 PathProgramCache]: Analyzing trace with hash 1100464058, now seen corresponding path program 20 times [2022-11-20 11:20:38,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:20:38,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54115761] [2022-11-20 11:20:38,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:20:38,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:20:38,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:20:38,737 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:20:38,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:20:38,767 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:21:00,181 WARN L233 SmtUtils]: Spent 21.36s on a formula simplification. DAG size of input: 393 DAG size of output: 290 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:21:01,265 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:21:01,265 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:21:01,265 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:21:01,265 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:21:01,265 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:21:01,265 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:01,265 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:21:01,265 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:21:01,265 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration35_Lasso [2022-11-20 11:21:01,266 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:21:01,266 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:21:01,268 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:01,270 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:01,273 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:01,275 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:01,277 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:01,279 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:04,014 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:04,017 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:04,018 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:04,021 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:04,022 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:04,024 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:04,026 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:04,028 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:04,029 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:04,031 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:04,034 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:04,035 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:04,825 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:21:04,825 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:21:04,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:04,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:04,827 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:21:04,835 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 [2022-11-20 11:21:04,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:21:04,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:21:04,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:21:04,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:21:04,848 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:21:04,848 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:21:04,848 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:21:04,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (324)] Waiting until timeout for monitored process [2022-11-20 11:21:04,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:21:04,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (324)] Forceful destruction successful, exit code 0 [2022-11-20 11:21:04,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:04,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:04,871 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:21:04,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:21:04,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:21:04,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:21:04,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:21:04,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:21:04,889 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:21:04,889 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:21:04,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (325)] Waiting until timeout for monitored process [2022-11-20 11:21:04,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:21:04,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (325)] Forceful destruction successful, exit code 0 [2022-11-20 11:21:04,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:04,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:04,919 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:21:04,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:21:04,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:21:04,935 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:21:04,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:21:04,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:21:04,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:21:04,935 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:21:04,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:21:04,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (326)] Waiting until timeout for monitored process [2022-11-20 11:21:04,946 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:21:04,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (326)] Forceful destruction successful, exit code 0 [2022-11-20 11:21:04,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:04,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:04,951 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:21:04,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:21:04,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:21:04,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:21:04,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:21:04,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:21:04,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:21:04,968 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:21:04,968 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:21:04,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (327)] Waiting until timeout for monitored process [2022-11-20 11:21:04,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:21:04,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (327)] Forceful destruction successful, exit code 0 [2022-11-20 11:21:04,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:04,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:04,985 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:21:04,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:21:05,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:21:05,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:21:05,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:21:05,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:21:05,003 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:21:05,004 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:21:05,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:21:05,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (328)] Waiting until timeout for monitored process [2022-11-20 11:21:05,014 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:21:05,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (328)] Forceful destruction successful, exit code 0 [2022-11-20 11:21:05,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:05,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:05,019 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:21:05,022 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 [2022-11-20 11:21:05,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:21:05,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:21:05,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:21:05,035 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:21:05,036 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:21:05,036 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:21:05,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (329)] Waiting until timeout for monitored process [2022-11-20 11:21:05,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:21:05,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (329)] Forceful destruction successful, exit code 0 [2022-11-20 11:21:05,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:05,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:05,067 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:21:05,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:21:05,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:21:05,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:21:05,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:21:05,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:21:05,086 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:21:05,086 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:21:05,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (330)] Waiting until timeout for monitored process [2022-11-20 11:21:05,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:21:05,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (330)] Forceful destruction successful, exit code 0 [2022-11-20 11:21:05,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:05,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:05,119 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:21:05,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:21:05,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:21:05,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:21:05,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:21:05,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:21:05,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (331)] Waiting until timeout for monitored process [2022-11-20 11:21:05,138 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:21:05,138 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:21:05,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:21:05,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (331)] Forceful destruction successful, exit code 0 [2022-11-20 11:21:05,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:05,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:05,167 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:21:05,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:21:05,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:21:05,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:21:05,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:21:05,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:21:05,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (332)] Waiting until timeout for monitored process [2022-11-20 11:21:05,186 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:21:05,186 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:21:05,214 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:21:05,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (332)] Forceful destruction successful, exit code 0 [2022-11-20 11:21:05,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:05,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:05,219 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:21:05,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:21:05,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:21:05,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:21:05,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:21:05,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:21:05,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (333)] Waiting until timeout for monitored process [2022-11-20 11:21:05,238 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:21:05,238 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:21:05,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:21:05,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (333)] Forceful destruction successful, exit code 0 [2022-11-20 11:21:05,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:05,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:05,271 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:21:05,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:21:05,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (334)] Waiting until timeout for monitored process [2022-11-20 11:21:05,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:21:05,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:21:05,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:21:05,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:21:05,289 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:21:05,289 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:21:05,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:21:05,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (334)] Forceful destruction successful, exit code 0 [2022-11-20 11:21:05,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:05,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:05,319 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:21:05,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:21:05,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:21:05,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:21:05,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:21:05,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:21:05,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (335)] Waiting until timeout for monitored process [2022-11-20 11:21:05,338 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:21:05,338 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:21:05,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:21:05,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (335)] Forceful destruction successful, exit code 0 [2022-11-20 11:21:05,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:05,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:05,371 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:21:05,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:21:05,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:21:05,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:21:05,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:21:05,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:21:05,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (336)] Waiting until timeout for monitored process [2022-11-20 11:21:05,390 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:21:05,390 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:21:05,414 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:21:05,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (336)] Forceful destruction successful, exit code 0 [2022-11-20 11:21:05,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:05,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:05,419 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:21:05,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:21:05,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:21:05,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:21:05,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:21:05,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:21:05,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (337)] Waiting until timeout for monitored process [2022-11-20 11:21:05,438 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:21:05,438 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:21:05,462 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:21:05,474 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-11-20 11:21:05,474 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-11-20 11:21:05,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:05,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:05,477 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:21:05,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (338)] Waiting until timeout for monitored process [2022-11-20 11:21:05,479 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:21:05,489 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:21:05,489 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:21:05,489 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 36 ULTIMATE.start_main_~numbers~0#1.offset))_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 36 ULTIMATE.start_main_~numbers~0#1.offset))_2 Supporting invariants [] [2022-11-20 11:21:05,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (337)] Forceful destruction successful, exit code 0 [2022-11-20 11:21:05,735 INFO L156 tatePredicateManager]: 46 out of 48 supporting invariants were superfluous and have been removed [2022-11-20 11:21:05,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:21:05,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:21:05,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 32 conjunts are in the unsatisfiable core [2022-11-20 11:21:05,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:21:06,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:21:06,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:21:06,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:21:06,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:21:06,325 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.11 stem predicates 2 loop predicates [2022-11-20 11:21:06,325 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 89 states and 104 transitions. cyclomatic complexity: 28 Second operand has 13 states, 13 states have (on average 3.6153846153846154) internal successors, (47), 13 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:21:06,369 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 89 states and 104 transitions. cyclomatic complexity: 28. Second operand has 13 states, 13 states have (on average 3.6153846153846154) internal successors, (47), 13 states have internal predecessors, (47), 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 91 states and 108 transitions. Complement of second has 4 states. [2022-11-20 11:21:06,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:21:06,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 3.6153846153846154) internal successors, (47), 13 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:21:06,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:21:06,370 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 69 letters. Loop has 2 letters. [2022-11-20 11:21:06,370 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:21:06,370 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:21:06,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:21:06,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:21:06,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 32 conjunts are in the unsatisfiable core [2022-11-20 11:21:06,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:21:06,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:21:06,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:21:06,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:21:06,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:21:06,974 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.11 stem predicates 2 loop predicates [2022-11-20 11:21:06,974 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 89 states and 104 transitions. cyclomatic complexity: 28 Second operand has 13 states, 13 states have (on average 3.6153846153846154) internal successors, (47), 13 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:21:07,017 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 89 states and 104 transitions. cyclomatic complexity: 28. Second operand has 13 states, 13 states have (on average 3.6153846153846154) internal successors, (47), 13 states have internal predecessors, (47), 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 91 states and 108 transitions. Complement of second has 4 states. [2022-11-20 11:21:07,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:21:07,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 3.6153846153846154) internal successors, (47), 13 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:21:07,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:21:07,019 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 69 letters. Loop has 2 letters. [2022-11-20 11:21:07,019 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:21:07,019 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:21:07,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:21:07,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:21:07,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 32 conjunts are in the unsatisfiable core [2022-11-20 11:21:07,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:21:07,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (338)] Forceful destruction successful, exit code 0 [2022-11-20 11:21:07,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:21:07,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:21:07,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:21:07,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:21:07,640 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.11 stem predicates 2 loop predicates [2022-11-20 11:21:07,641 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 89 states and 104 transitions. cyclomatic complexity: 28 Second operand has 13 states, 13 states have (on average 3.6153846153846154) internal successors, (47), 13 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:21:07,998 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 89 states and 104 transitions. cyclomatic complexity: 28. Second operand has 13 states, 13 states have (on average 3.6153846153846154) internal successors, (47), 13 states have internal predecessors, (47), 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 166 states and 212 transitions. Complement of second has 26 states. [2022-11-20 11:21:07,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 15 states 11 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:21:07,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 3.6153846153846154) internal successors, (47), 13 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:21:08,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 77 transitions. [2022-11-20 11:21:08,000 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 77 transitions. Stem has 69 letters. Loop has 2 letters. [2022-11-20 11:21:08,000 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:21:08,000 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 77 transitions. Stem has 71 letters. Loop has 2 letters. [2022-11-20 11:21:08,000 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:21:08,000 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 77 transitions. Stem has 69 letters. Loop has 4 letters. [2022-11-20 11:21:08,000 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:21:08,001 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 166 states and 212 transitions. [2022-11-20 11:21:08,001 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:21:08,002 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 166 states to 159 states and 202 transitions. [2022-11-20 11:21:08,002 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2022-11-20 11:21:08,002 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-11-20 11:21:08,002 INFO L73 IsDeterministic]: Start isDeterministic. Operand 159 states and 202 transitions. [2022-11-20 11:21:08,002 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:21:08,002 INFO L218 hiAutomatonCegarLoop]: Abstraction has 159 states and 202 transitions. [2022-11-20 11:21:08,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states and 202 transitions. [2022-11-20 11:21:08,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 83. [2022-11-20 11:21:08,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 83 states have (on average 1.1566265060240963) internal successors, (96), 82 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:21:08,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 96 transitions. [2022-11-20 11:21:08,004 INFO L240 hiAutomatonCegarLoop]: Abstraction has 83 states and 96 transitions. [2022-11-20 11:21:08,004 INFO L428 stractBuchiCegarLoop]: Abstraction has 83 states and 96 transitions. [2022-11-20 11:21:08,004 INFO L335 stractBuchiCegarLoop]: ======== Iteration 36 ============ [2022-11-20 11:21:08,005 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 83 states and 96 transitions. [2022-11-20 11:21:08,005 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:21:08,005 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:21:08,005 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:21:08,006 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [11, 11, 11, 10, 10, 10, 1, 1, 1, 1, 1, 1] [2022-11-20 11:21:08,006 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:21:08,006 INFO L748 eck$LassoCheckResult]: Stem: 24772#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 24773#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 24774#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 24771#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 24767#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 24768#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24769#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 24770#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24775#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 24810#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24809#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 24808#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24807#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 24806#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24805#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 24804#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24803#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 24802#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24801#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 24800#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24799#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 24798#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24797#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 24796#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24795#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 24791#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24790#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 24780#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 24776#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 24777#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 24848#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 24847#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 24778#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 24779#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 24785#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 24781#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 24782#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 24845#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 24844#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 24843#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 24842#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 24840#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 24839#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 24838#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 24837#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 24835#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 24834#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 24833#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 24832#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 24830#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 24829#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 24828#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 24827#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 24825#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 24824#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 24823#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 24822#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 24820#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 24819#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 24818#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 24817#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 24815#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 24814#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 24813#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 24812#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 24793#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 24792#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 24789#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 24787#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 24783#L517-3 [2022-11-20 11:21:08,006 INFO L750 eck$LassoCheckResult]: Loop: 24783#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 24784#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 24783#L517-3 [2022-11-20 11:21:08,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:21:08,006 INFO L85 PathProgramCache]: Analyzing trace with hash -112658418, now seen corresponding path program 32 times [2022-11-20 11:21:08,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:21:08,006 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059902494] [2022-11-20 11:21:08,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:21:08,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:21:08,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:21:08,033 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:21:08,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:21:08,058 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:21:08,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:21:08,058 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 33 times [2022-11-20 11:21:08,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:21:08,059 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901431824] [2022-11-20 11:21:08,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:21:08,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:21:08,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:21:08,063 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:21:08,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:21:08,066 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:21:08,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:21:08,066 INFO L85 PathProgramCache]: Analyzing trace with hash -890556141, now seen corresponding path program 21 times [2022-11-20 11:21:08,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:21:08,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323428319] [2022-11-20 11:21:08,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:21:08,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:21:08,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:21:08,093 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:21:08,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:21:08,120 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:21:17,564 WARN L233 SmtUtils]: Spent 9.39s on a formula simplification. DAG size of input: 377 DAG size of output: 281 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:21:18,761 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:21:18,761 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:21:18,761 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:21:18,761 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:21:18,761 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:21:18,761 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:18,761 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:21:18,761 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:21:18,761 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration36_Lasso [2022-11-20 11:21:18,761 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:21:18,762 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:21:18,764 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:18,768 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:18,770 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:18,772 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:22,363 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:22,365 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:22,367 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:22,369 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:22,370 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:22,372 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:22,373 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:22,375 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:22,377 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:22,379 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:22,381 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:22,383 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:22,385 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:22,387 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:22,389 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:23,161 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:21:23,162 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:21:23,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:23,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:23,164 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:21:23,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (339)] Waiting until timeout for monitored process [2022-11-20 11:21:23,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:21:23,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:21:23,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:21:23,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:21:23,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:21:23,180 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:21:23,180 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:21:23,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:21:23,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (339)] Forceful destruction successful, exit code 0 [2022-11-20 11:21:23,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:23,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:23,188 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:21:23,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (340)] Waiting until timeout for monitored process [2022-11-20 11:21:23,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:21:23,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:21:23,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:21:23,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:21:23,200 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:21:23,201 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:21:23,202 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:21:23,205 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:21:23,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (340)] Ended with exit code 0 [2022-11-20 11:21:23,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:23,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:23,209 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:21:23,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (341)] Waiting until timeout for monitored process [2022-11-20 11:21:23,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:21:23,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:21:23,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:21:23,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:21:23,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:21:23,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:21:23,222 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:21:23,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:21:23,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:21:23,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (341)] Ended with exit code 0 [2022-11-20 11:21:23,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:23,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:23,226 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:21:23,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (342)] Waiting until timeout for monitored process [2022-11-20 11:21:23,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:21:23,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:21:23,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:21:23,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:21:23,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:21:23,242 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:21:23,242 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:21:23,250 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:21:23,259 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-11-20 11:21:23,259 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-11-20 11:21:23,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:23,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:23,261 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:21:23,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (343)] Waiting until timeout for monitored process [2022-11-20 11:21:23,263 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:21:23,274 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:21:23,274 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:21:23,274 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 40 ULTIMATE.start_main_~numbers~0#1.offset))_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 40 ULTIMATE.start_main_~numbers~0#1.offset))_2 Supporting invariants [] [2022-11-20 11:21:23,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (342)] Forceful destruction successful, exit code 0 [2022-11-20 11:21:23,521 INFO L156 tatePredicateManager]: 45 out of 47 supporting invariants were superfluous and have been removed [2022-11-20 11:21:23,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:21:23,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:21:23,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 34 conjunts are in the unsatisfiable core [2022-11-20 11:21:23,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:21:23,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (343)] Forceful destruction successful, exit code 0 [2022-11-20 11:21:24,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:21:24,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:21:24,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:21:24,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:21:24,208 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.12 stem predicates 2 loop predicates [2022-11-20 11:21:24,208 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 83 states and 96 transitions. cyclomatic complexity: 26 Second operand has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 14 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:21:24,256 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 83 states and 96 transitions. cyclomatic complexity: 26. Second operand has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 14 states have internal predecessors, (51), 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 84 states and 98 transitions. Complement of second has 4 states. [2022-11-20 11:21:24,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:21:24,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 14 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:21:24,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:21:24,257 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 69 letters. Loop has 2 letters. [2022-11-20 11:21:24,257 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:21:24,257 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:21:24,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:21:24,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:21:24,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 34 conjunts are in the unsatisfiable core [2022-11-20 11:21:24,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:21:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:21:24,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:21:24,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:21:24,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:21:24,922 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.12 stem predicates 2 loop predicates [2022-11-20 11:21:24,923 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 83 states and 96 transitions. cyclomatic complexity: 26 Second operand has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 14 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:21:24,979 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 83 states and 96 transitions. cyclomatic complexity: 26. Second operand has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 14 states have internal predecessors, (51), 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 84 states and 98 transitions. Complement of second has 4 states. [2022-11-20 11:21:24,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:21:24,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 14 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:21:24,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:21:24,980 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 69 letters. Loop has 2 letters. [2022-11-20 11:21:24,980 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:21:24,980 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:21:25,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:21:25,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:21:25,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 34 conjunts are in the unsatisfiable core [2022-11-20 11:21:25,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:21:25,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:21:25,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:21:25,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:21:25,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:21:25,700 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.12 stem predicates 2 loop predicates [2022-11-20 11:21:25,700 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 83 states and 96 transitions. cyclomatic complexity: 26 Second operand has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 14 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:21:26,110 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 83 states and 96 transitions. cyclomatic complexity: 26. Second operand has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 14 states have internal predecessors, (51), 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 107 states and 133 transitions. Complement of second has 28 states. [2022-11-20 11:21:26,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 16 states 12 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:21:26,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 14 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:21:26,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 83 transitions. [2022-11-20 11:21:26,111 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 83 transitions. Stem has 69 letters. Loop has 2 letters. [2022-11-20 11:21:26,111 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:21:26,111 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 83 transitions. Stem has 71 letters. Loop has 2 letters. [2022-11-20 11:21:26,111 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:21:26,112 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 83 transitions. Stem has 69 letters. Loop has 4 letters. [2022-11-20 11:21:26,112 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:21:26,112 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 107 states and 133 transitions. [2022-11-20 11:21:26,113 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:21:26,113 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 107 states to 102 states and 126 transitions. [2022-11-20 11:21:26,113 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-11-20 11:21:26,113 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-11-20 11:21:26,114 INFO L73 IsDeterministic]: Start isDeterministic. Operand 102 states and 126 transitions. [2022-11-20 11:21:26,114 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:21:26,114 INFO L218 hiAutomatonCegarLoop]: Abstraction has 102 states and 126 transitions. [2022-11-20 11:21:26,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states and 126 transitions. [2022-11-20 11:21:26,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 88. [2022-11-20 11:21:26,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 88 states have (on average 1.1590909090909092) internal successors, (102), 87 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:21:26,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 102 transitions. [2022-11-20 11:21:26,116 INFO L240 hiAutomatonCegarLoop]: Abstraction has 88 states and 102 transitions. [2022-11-20 11:21:26,116 INFO L428 stractBuchiCegarLoop]: Abstraction has 88 states and 102 transitions. [2022-11-20 11:21:26,116 INFO L335 stractBuchiCegarLoop]: ======== Iteration 37 ============ [2022-11-20 11:21:26,116 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 88 states and 102 transitions. [2022-11-20 11:21:26,117 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:21:26,117 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:21:26,117 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:21:26,117 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [12, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1] [2022-11-20 11:21:26,118 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:21:26,118 INFO L748 eck$LassoCheckResult]: Stem: 26065#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 26066#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 26067#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 26060#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 26061#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26062#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26063#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26064#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26068#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26097#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26096#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26095#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26094#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26093#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26092#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26091#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26090#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26089#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26088#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26087#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26086#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26085#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26084#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26083#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26082#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26081#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26080#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 26073#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 26069#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26070#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26146#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26145#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26071#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26072#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26078#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26074#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26075#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26143#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26142#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26141#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26140#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26138#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26137#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26136#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26135#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26133#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26132#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26131#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26130#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26128#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26127#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26126#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26125#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26123#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26122#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26121#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26120#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26118#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26117#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26116#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26115#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26113#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26112#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26111#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26110#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26108#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26107#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26106#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26105#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26104#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26101#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26100#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26098#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26076#L517-3 [2022-11-20 11:21:26,118 INFO L750 eck$LassoCheckResult]: Loop: 26076#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26077#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 26076#L517-3 [2022-11-20 11:21:26,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:21:26,119 INFO L85 PathProgramCache]: Analyzing trace with hash -1125960093, now seen corresponding path program 33 times [2022-11-20 11:21:26,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:21:26,119 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490007684] [2022-11-20 11:21:26,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:21:26,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:21:26,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:21:26,706 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 190 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:21:26,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:21:26,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490007684] [2022-11-20 11:21:26,706 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490007684] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:21:26,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [53378458] [2022-11-20 11:21:26,706 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-20 11:21:26,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:21:26,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:21:26,707 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:21:26,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (344)] Waiting until timeout for monitored process [2022-11-20 11:21:27,083 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2022-11-20 11:21:27,083 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 11:21:27,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 28 conjunts are in the unsatisfiable core [2022-11-20 11:21:27,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:21:27,571 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 231 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:21:27,571 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 11:21:27,950 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 231 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:21:27,950 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [53378458] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 11:21:27,950 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 11:21:27,950 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26, 26] total 40 [2022-11-20 11:21:27,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812201126] [2022-11-20 11:21:27,951 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 11:21:27,951 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:21:27,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:21:27,951 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 34 times [2022-11-20 11:21:27,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:21:27,952 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34884629] [2022-11-20 11:21:27,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:21:27,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:21:27,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:21:27,956 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:21:27,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:21:27,958 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:21:28,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:21:28,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2022-11-20 11:21:28,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=369, Invalid=1271, Unknown=0, NotChecked=0, Total=1640 [2022-11-20 11:21:28,003 INFO L87 Difference]: Start difference. First operand 88 states and 102 transitions. cyclomatic complexity: 28 Second operand has 41 states, 40 states have (on average 3.175) internal successors, (127), 41 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:21:28,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:21:28,469 INFO L93 Difference]: Finished difference Result 148 states and 173 transitions. [2022-11-20 11:21:28,470 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 148 states and 173 transitions. [2022-11-20 11:21:28,470 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:21:28,471 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 148 states to 91 states and 105 transitions. [2022-11-20 11:21:28,471 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-20 11:21:28,471 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-11-20 11:21:28,471 INFO L73 IsDeterministic]: Start isDeterministic. Operand 91 states and 105 transitions. [2022-11-20 11:21:28,472 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:21:28,472 INFO L218 hiAutomatonCegarLoop]: Abstraction has 91 states and 105 transitions. [2022-11-20 11:21:28,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states and 105 transitions. [2022-11-20 11:21:28,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 90. [2022-11-20 11:21:28,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 90 states have (on average 1.1555555555555554) internal successors, (104), 89 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:21:28,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2022-11-20 11:21:28,474 INFO L240 hiAutomatonCegarLoop]: Abstraction has 90 states and 104 transitions. [2022-11-20 11:21:28,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-20 11:21:28,475 INFO L428 stractBuchiCegarLoop]: Abstraction has 90 states and 104 transitions. [2022-11-20 11:21:28,475 INFO L335 stractBuchiCegarLoop]: ======== Iteration 38 ============ [2022-11-20 11:21:28,475 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 90 states and 104 transitions. [2022-11-20 11:21:28,476 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:21:28,476 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:21:28,476 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:21:28,476 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [12, 12, 12, 11, 11, 11, 1, 1, 1, 1, 1, 1] [2022-11-20 11:21:28,477 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:21:28,477 INFO L748 eck$LassoCheckResult]: Stem: 26803#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 26804#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 26805#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 26798#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 26799#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26800#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26801#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26802#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26806#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26840#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26839#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26838#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26837#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26836#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26835#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26834#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26833#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26832#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26831#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26830#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26829#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26828#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26827#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26826#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26825#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26824#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26823#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 26818#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26817#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 26812#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 26807#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26808#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26816#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26811#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26809#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26810#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26886#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26885#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26884#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26882#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26881#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26880#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26879#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26877#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26876#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26875#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26874#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26872#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26871#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26870#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26869#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26867#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26866#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26865#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26864#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26862#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26861#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26860#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26859#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26857#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26856#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26855#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26854#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26852#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26851#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26850#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26849#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26847#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26846#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26845#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26844#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26843#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26822#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 26821#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 26819#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 26814#L517-3 [2022-11-20 11:21:28,477 INFO L750 eck$LassoCheckResult]: Loop: 26814#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 26813#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 26814#L517-3 [2022-11-20 11:21:28,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:21:28,477 INFO L85 PathProgramCache]: Analyzing trace with hash 859989697, now seen corresponding path program 34 times [2022-11-20 11:21:28,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:21:28,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326329281] [2022-11-20 11:21:28,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:21:28,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:21:28,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:21:28,527 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:21:28,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:21:28,556 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:21:28,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:21:28,557 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 35 times [2022-11-20 11:21:28,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:21:28,557 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982079209] [2022-11-20 11:21:28,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:21:28,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:21:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:21:28,562 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:21:28,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:21:28,566 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:21:28,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:21:28,566 INFO L85 PathProgramCache]: Analyzing trace with hash 1816379142, now seen corresponding path program 22 times [2022-11-20 11:21:28,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:21:28,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768816797] [2022-11-20 11:21:28,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:21:28,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:21:28,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:21:28,596 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:21:28,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:21:28,625 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:21:54,699 WARN L233 SmtUtils]: Spent 26.03s on a formula simplification. DAG size of input: 406 DAG size of output: 302 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:21:59,928 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:21:59,928 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:21:59,928 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:21:59,928 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:21:59,928 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:21:59,928 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:21:59,928 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:21:59,928 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:21:59,928 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration38_Lasso [2022-11-20 11:21:59,928 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:21:59,928 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:21:59,931 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:59,936 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:59,938 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:59,940 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:59,942 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:59,944 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:59,947 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:59,949 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:59,951 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:59,953 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:59,955 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:21:59,956 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:10,768 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:10,771 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:10,773 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:10,775 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:10,777 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:10,779 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:10,781 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:11,581 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:22:11,581 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:22:11,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:11,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:11,587 INFO L229 MonitoredProcess]: Starting monitored process 345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:11,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:22:11,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:11,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:11,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:11,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:11,604 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:22:11,605 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:22:11,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (345)] Waiting until timeout for monitored process [2022-11-20 11:22:11,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:22:11,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (345)] Forceful destruction successful, exit code 0 [2022-11-20 11:22:11,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:11,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:11,613 INFO L229 MonitoredProcess]: Starting monitored process 346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:11,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (346)] Waiting until timeout for monitored process [2022-11-20 11:22:11,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:22:11,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:11,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:22:11,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:11,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:11,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:11,625 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:22:11,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:22:11,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:22:11,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (346)] Ended with exit code 0 [2022-11-20 11:22:11,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:11,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:11,630 INFO L229 MonitoredProcess]: Starting monitored process 347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:11,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (347)] Waiting until timeout for monitored process [2022-11-20 11:22:11,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:22:11,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:11,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:22:11,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:11,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:11,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:11,643 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:22:11,643 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:22:11,645 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:22:11,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (347)] Ended with exit code 0 [2022-11-20 11:22:11,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:11,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:11,648 INFO L229 MonitoredProcess]: Starting monitored process 348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:11,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (348)] Waiting until timeout for monitored process [2022-11-20 11:22:11,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:22:11,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:11,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:22:11,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:11,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:11,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:11,661 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:22:11,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:22:11,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:22:11,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (348)] Forceful destruction successful, exit code 0 [2022-11-20 11:22:11,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:11,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:11,666 INFO L229 MonitoredProcess]: Starting monitored process 349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:11,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (349)] Waiting until timeout for monitored process [2022-11-20 11:22:11,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:22:11,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:11,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:22:11,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:11,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:11,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:11,679 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:22:11,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:22:11,680 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:22:11,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (349)] Ended with exit code 0 [2022-11-20 11:22:11,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:11,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:11,683 INFO L229 MonitoredProcess]: Starting monitored process 350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:11,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (350)] Waiting until timeout for monitored process [2022-11-20 11:22:11,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:22:11,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:11,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:22:11,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:11,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:11,696 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:11,696 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:22:11,696 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:22:11,697 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:22:11,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (350)] Ended with exit code 0 [2022-11-20 11:22:11,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:11,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:11,701 INFO L229 MonitoredProcess]: Starting monitored process 351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:11,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (351)] Waiting until timeout for monitored process [2022-11-20 11:22:11,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:22:11,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:11,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:22:11,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:11,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:11,714 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:11,714 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:22:11,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:22:11,715 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:22:11,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (351)] Ended with exit code 0 [2022-11-20 11:22:11,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:11,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:11,719 INFO L229 MonitoredProcess]: Starting monitored process 352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:11,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (352)] Waiting until timeout for monitored process [2022-11-20 11:22:11,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:22:11,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:11,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:22:11,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:11,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:11,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:11,732 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:22:11,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:22:11,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:22:11,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (352)] Ended with exit code 0 [2022-11-20 11:22:11,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:11,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:11,737 INFO L229 MonitoredProcess]: Starting monitored process 353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:11,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (353)] Waiting until timeout for monitored process [2022-11-20 11:22:11,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:22:11,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:11,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:22:11,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:11,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:11,749 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:11,750 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:22:11,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:22:11,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:22:11,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (353)] Ended with exit code 0 [2022-11-20 11:22:11,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:11,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:11,755 INFO L229 MonitoredProcess]: Starting monitored process 354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:11,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (354)] Waiting until timeout for monitored process [2022-11-20 11:22:11,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:22:11,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:11,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:22:11,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:11,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:11,767 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:11,767 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:22:11,767 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:22:11,769 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:22:11,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (354)] Ended with exit code 0 [2022-11-20 11:22:11,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:11,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:11,772 INFO L229 MonitoredProcess]: Starting monitored process 355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:11,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (355)] Waiting until timeout for monitored process [2022-11-20 11:22:11,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:22:11,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:11,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:22:11,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:11,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:11,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:11,785 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:22:11,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:22:11,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:22:11,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (355)] Ended with exit code 0 [2022-11-20 11:22:11,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:11,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:11,790 INFO L229 MonitoredProcess]: Starting monitored process 356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:11,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (356)] Waiting until timeout for monitored process [2022-11-20 11:22:11,792 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 [2022-11-20 11:22:11,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:11,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:11,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:11,803 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:11,805 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:22:11,805 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:22:11,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:22:11,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (356)] Ended with exit code 0 [2022-11-20 11:22:11,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:11,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:11,820 INFO L229 MonitoredProcess]: Starting monitored process 357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:11,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (357)] Waiting until timeout for monitored process [2022-11-20 11:22:11,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:22:11,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:11,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:11,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:11,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:11,835 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:22:11,835 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:22:11,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:22:11,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (357)] Ended with exit code 0 [2022-11-20 11:22:11,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:11,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:11,846 INFO L229 MonitoredProcess]: Starting monitored process 358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:11,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (358)] Waiting until timeout for monitored process [2022-11-20 11:22:11,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:22:11,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:11,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:11,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:11,858 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:11,865 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:22:11,865 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:22:11,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:22:11,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (358)] Ended with exit code 0 [2022-11-20 11:22:11,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:11,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:11,883 INFO L229 MonitoredProcess]: Starting monitored process 359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:11,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (359)] Waiting until timeout for monitored process [2022-11-20 11:22:11,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:22:11,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:11,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:11,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:11,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:11,898 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:22:11,898 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:22:11,901 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:22:11,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (359)] Ended with exit code 0 [2022-11-20 11:22:11,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:11,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:11,905 INFO L229 MonitoredProcess]: Starting monitored process 360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:11,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (360)] Waiting until timeout for monitored process [2022-11-20 11:22:11,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:22:11,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:11,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:11,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:11,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:11,925 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:22:11,925 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:22:11,932 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:22:11,941 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-11-20 11:22:11,941 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-11-20 11:22:11,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:11,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:11,942 INFO L229 MonitoredProcess]: Starting monitored process 361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:11,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (361)] Waiting until timeout for monitored process [2022-11-20 11:22:11,945 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:22:11,955 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:22:11,955 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:22:11,955 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 44 ULTIMATE.start_main_~numbers~0#1.offset))_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 44 ULTIMATE.start_main_~numbers~0#1.offset))_2 Supporting invariants [] [2022-11-20 11:22:11,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (360)] Ended with exit code 0 [2022-11-20 11:22:12,169 INFO L156 tatePredicateManager]: 27 out of 29 supporting invariants were superfluous and have been removed [2022-11-20 11:22:12,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:22:12,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (361)] Forceful destruction successful, exit code 0 [2022-11-20 11:22:12,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:22:12,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 36 conjunts are in the unsatisfiable core [2022-11-20 11:22:12,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:22:12,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:22:12,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:22:12,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:22:12,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:22:12,897 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.13 stem predicates 2 loop predicates [2022-11-20 11:22:12,897 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 90 states and 104 transitions. cyclomatic complexity: 28 Second operand has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 15 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:12,964 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 90 states and 104 transitions. cyclomatic complexity: 28. Second operand has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 15 states have internal predecessors, (55), 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 91 states and 106 transitions. Complement of second has 4 states. [2022-11-20 11:22:12,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:22:12,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 15 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:12,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:22:12,965 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 75 letters. Loop has 2 letters. [2022-11-20 11:22:12,965 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:22:12,965 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:22:12,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:22:13,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:22:13,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 36 conjunts are in the unsatisfiable core [2022-11-20 11:22:13,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:22:13,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:22:13,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:22:13,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:22:13,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:22:13,706 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.13 stem predicates 2 loop predicates [2022-11-20 11:22:13,706 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 90 states and 104 transitions. cyclomatic complexity: 28 Second operand has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 15 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:13,756 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 90 states and 104 transitions. cyclomatic complexity: 28. Second operand has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 15 states have internal predecessors, (55), 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 91 states and 106 transitions. Complement of second has 4 states. [2022-11-20 11:22:13,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:22:13,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 15 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:13,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:22:13,757 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 75 letters. Loop has 2 letters. [2022-11-20 11:22:13,757 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:22:13,757 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:22:13,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:22:13,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:22:13,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 36 conjunts are in the unsatisfiable core [2022-11-20 11:22:13,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:22:14,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:22:14,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:22:14,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:22:14,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:22:14,549 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.13 stem predicates 2 loop predicates [2022-11-20 11:22:14,549 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 90 states and 104 transitions. cyclomatic complexity: 28 Second operand has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 15 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:15,015 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 90 states and 104 transitions. cyclomatic complexity: 28. Second operand has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 15 states have internal predecessors, (55), 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 115 states and 143 transitions. Complement of second has 30 states. [2022-11-20 11:22:15,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 17 states 13 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:22:15,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 15 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:15,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 89 transitions. [2022-11-20 11:22:15,016 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 17 states and 89 transitions. Stem has 75 letters. Loop has 2 letters. [2022-11-20 11:22:15,016 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:22:15,016 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 17 states and 89 transitions. Stem has 77 letters. Loop has 2 letters. [2022-11-20 11:22:15,017 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:22:15,017 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 17 states and 89 transitions. Stem has 75 letters. Loop has 4 letters. [2022-11-20 11:22:15,017 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:22:15,017 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 115 states and 143 transitions. [2022-11-20 11:22:15,018 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:22:15,019 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 115 states to 110 states and 136 transitions. [2022-11-20 11:22:15,019 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-11-20 11:22:15,019 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-11-20 11:22:15,019 INFO L73 IsDeterministic]: Start isDeterministic. Operand 110 states and 136 transitions. [2022-11-20 11:22:15,019 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:22:15,019 INFO L218 hiAutomatonCegarLoop]: Abstraction has 110 states and 136 transitions. [2022-11-20 11:22:15,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states and 136 transitions. [2022-11-20 11:22:15,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 95. [2022-11-20 11:22:15,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 95 states have (on average 1.1578947368421053) internal successors, (110), 94 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:15,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 110 transitions. [2022-11-20 11:22:15,022 INFO L240 hiAutomatonCegarLoop]: Abstraction has 95 states and 110 transitions. [2022-11-20 11:22:15,022 INFO L428 stractBuchiCegarLoop]: Abstraction has 95 states and 110 transitions. [2022-11-20 11:22:15,022 INFO L335 stractBuchiCegarLoop]: ======== Iteration 39 ============ [2022-11-20 11:22:15,022 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 95 states and 110 transitions. [2022-11-20 11:22:15,023 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:22:15,023 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:22:15,023 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:22:15,024 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [13, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1] [2022-11-20 11:22:15,024 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:22:15,024 INFO L748 eck$LassoCheckResult]: Stem: 28113#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 28114#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 28115#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 28108#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 28109#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28110#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28111#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28112#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28116#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28147#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28146#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28145#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28144#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28143#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28142#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28141#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28140#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28139#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28138#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28137#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28136#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28135#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28134#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28133#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28132#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28131#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28130#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28129#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28128#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 28121#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 28117#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28118#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28201#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28200#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28119#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28120#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28126#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28122#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28123#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28198#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28197#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28196#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28195#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28193#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28192#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28191#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28190#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28188#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28187#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28186#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28185#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28183#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28182#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28181#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28180#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28178#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28177#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28176#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28175#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28173#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28172#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28171#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28170#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28168#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28167#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28166#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28165#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28163#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28162#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28161#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28160#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28158#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28157#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28156#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28155#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28154#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28151#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28150#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28148#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28124#L517-3 [2022-11-20 11:22:15,024 INFO L750 eck$LassoCheckResult]: Loop: 28124#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28125#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 28124#L517-3 [2022-11-20 11:22:15,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:22:15,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1783632790, now seen corresponding path program 35 times [2022-11-20 11:22:15,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:22:15,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127534428] [2022-11-20 11:22:15,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:22:15,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:22:15,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:22:15,650 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 231 proven. 189 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:22:15,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:22:15,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127534428] [2022-11-20 11:22:15,650 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127534428] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:22:15,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1500320322] [2022-11-20 11:22:15,650 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-20 11:22:15,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:22:15,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:15,651 INFO L229 MonitoredProcess]: Starting monitored process 362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:22:15,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (362)] Waiting until timeout for monitored process [2022-11-20 11:22:15,975 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2022-11-20 11:22:15,976 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 11:22:15,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 30 conjunts are in the unsatisfiable core [2022-11-20 11:22:15,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:22:16,514 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 276 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:22:16,514 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 11:22:16,944 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 276 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:22:16,944 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1500320322] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 11:22:16,944 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 11:22:16,945 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28, 28] total 43 [2022-11-20 11:22:16,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615118267] [2022-11-20 11:22:16,945 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 11:22:16,945 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:22:16,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:22:16,946 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 36 times [2022-11-20 11:22:16,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:22:16,946 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637226208] [2022-11-20 11:22:16,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:22:16,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:22:16,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:16,951 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:22:16,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:16,955 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:22:17,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:22:17,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2022-11-20 11:22:17,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=425, Invalid=1467, Unknown=0, NotChecked=0, Total=1892 [2022-11-20 11:22:17,003 INFO L87 Difference]: Start difference. First operand 95 states and 110 transitions. cyclomatic complexity: 30 Second operand has 44 states, 43 states have (on average 3.186046511627907) internal successors, (137), 44 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:17,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:22:17,492 INFO L93 Difference]: Finished difference Result 160 states and 187 transitions. [2022-11-20 11:22:17,492 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 160 states and 187 transitions. [2022-11-20 11:22:17,493 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:22:17,493 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 160 states to 98 states and 113 transitions. [2022-11-20 11:22:17,494 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-20 11:22:17,494 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-11-20 11:22:17,494 INFO L73 IsDeterministic]: Start isDeterministic. Operand 98 states and 113 transitions. [2022-11-20 11:22:17,494 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:22:17,494 INFO L218 hiAutomatonCegarLoop]: Abstraction has 98 states and 113 transitions. [2022-11-20 11:22:17,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states and 113 transitions. [2022-11-20 11:22:17,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 97. [2022-11-20 11:22:17,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 97 states have (on average 1.1546391752577319) internal successors, (112), 96 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:17,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 112 transitions. [2022-11-20 11:22:17,496 INFO L240 hiAutomatonCegarLoop]: Abstraction has 97 states and 112 transitions. [2022-11-20 11:22:17,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-20 11:22:17,497 INFO L428 stractBuchiCegarLoop]: Abstraction has 97 states and 112 transitions. [2022-11-20 11:22:17,497 INFO L335 stractBuchiCegarLoop]: ======== Iteration 40 ============ [2022-11-20 11:22:17,497 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 97 states and 112 transitions. [2022-11-20 11:22:17,497 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:22:17,497 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:22:17,498 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:22:17,498 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [13, 13, 13, 12, 12, 12, 1, 1, 1, 1, 1, 1] [2022-11-20 11:22:17,498 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:22:17,499 INFO L748 eck$LassoCheckResult]: Stem: 28911#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 28912#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 28913#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 28906#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 28907#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28908#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28909#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28910#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28914#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28950#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28949#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28948#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28947#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28946#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28945#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28944#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28943#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28942#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28941#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28940#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28939#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28938#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28937#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28936#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28935#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28934#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28933#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28932#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28931#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 28926#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 28925#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 28919#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 28915#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28916#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28923#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28920#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28917#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28918#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 29001#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 29000#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28999#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28997#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28996#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28995#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28994#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28992#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28991#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28990#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28989#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28987#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28986#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28985#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28984#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28982#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28981#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28980#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28979#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28977#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28976#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28975#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28974#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28972#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28971#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28970#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28969#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28967#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28966#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28965#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28964#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28962#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28961#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28960#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28959#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28957#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28956#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28955#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28954#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28953#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28930#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 28929#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 28927#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 28921#L517-3 [2022-11-20 11:22:17,499 INFO L750 eck$LassoCheckResult]: Loop: 28921#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 28922#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 28921#L517-3 [2022-11-20 11:22:17,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:22:17,499 INFO L85 PathProgramCache]: Analyzing trace with hash -183171724, now seen corresponding path program 36 times [2022-11-20 11:22:17,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:22:17,500 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294210477] [2022-11-20 11:22:17,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:22:17,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:22:17,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:17,532 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:22:17,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:17,564 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:22:17,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:22:17,565 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 37 times [2022-11-20 11:22:17,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:22:17,565 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532130924] [2022-11-20 11:22:17,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:22:17,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:22:17,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:17,570 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:22:17,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:17,573 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:22:17,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:22:17,574 INFO L85 PathProgramCache]: Analyzing trace with hash 65633529, now seen corresponding path program 23 times [2022-11-20 11:22:17,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:22:17,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749964183] [2022-11-20 11:22:17,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:22:17,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:22:17,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:17,607 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:22:17,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:17,640 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:22:36,982 WARN L233 SmtUtils]: Spent 19.29s on a formula simplification. DAG size of input: 435 DAG size of output: 323 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:22:38,925 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:22:38,926 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:22:38,926 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:22:38,926 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:22:38,926 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:22:38,926 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:38,926 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:22:38,926 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:22:38,926 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration40_Lasso [2022-11-20 11:22:38,926 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:22:38,926 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:22:38,929 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:38,932 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:38,935 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:38,938 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:44,373 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:44,374 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:44,376 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:44,378 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:44,380 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:44,382 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:44,384 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:44,386 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:44,388 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:44,390 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:44,391 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:44,394 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:44,395 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:44,398 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:44,400 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:45,291 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:22:45,291 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:22:45,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:45,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:45,292 INFO L229 MonitoredProcess]: Starting monitored process 363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:45,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (363)] Waiting until timeout for monitored process [2022-11-20 11:22:45,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:22:45,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:45,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:22:45,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:45,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:45,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:45,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:22:45,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:22:45,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:22:45,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (363)] Forceful destruction successful, exit code 0 [2022-11-20 11:22:45,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:45,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:45,342 INFO L229 MonitoredProcess]: Starting monitored process 364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:45,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:22:45,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:45,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:45,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:45,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:45,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (364)] Waiting until timeout for monitored process [2022-11-20 11:22:45,365 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:22:45,365 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:22:45,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:22:45,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (364)] Forceful destruction successful, exit code 0 [2022-11-20 11:22:45,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:45,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:45,392 INFO L229 MonitoredProcess]: Starting monitored process 365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:45,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:22:45,407 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:45,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:22:45,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:45,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:45,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:45,408 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:22:45,408 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:22:45,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (365)] Waiting until timeout for monitored process [2022-11-20 11:22:45,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:22:45,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (365)] Forceful destruction successful, exit code 0 [2022-11-20 11:22:45,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:45,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:45,422 INFO L229 MonitoredProcess]: Starting monitored process 366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:45,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:22:45,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (366)] Waiting until timeout for monitored process [2022-11-20 11:22:45,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:45,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:45,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:45,438 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:45,441 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:22:45,441 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:22:45,458 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:22:45,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (366)] Forceful destruction successful, exit code 0 [2022-11-20 11:22:45,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:45,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:45,463 INFO L229 MonitoredProcess]: Starting monitored process 367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:45,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:22:45,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (367)] Waiting until timeout for monitored process [2022-11-20 11:22:45,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:45,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:45,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:45,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:45,482 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:22:45,482 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:22:45,502 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:22:45,515 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-11-20 11:22:45,515 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 6 variables to zero. [2022-11-20 11:22:45,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:45,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:45,519 INFO L229 MonitoredProcess]: Starting monitored process 368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:45,520 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:22:45,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (368)] Waiting until timeout for monitored process [2022-11-20 11:22:45,551 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:22:45,552 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:22:45,552 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) (- 4) ULTIMATE.start_main_~numbers~0#1.offset))_15) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) (- 4) ULTIMATE.start_main_~numbers~0#1.offset))_15 Supporting invariants [] [2022-11-20 11:22:45,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (367)] Forceful destruction successful, exit code 0 [2022-11-20 11:22:46,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (368)] Forceful destruction successful, exit code 0 [2022-11-20 11:22:46,156 INFO L156 tatePredicateManager]: 76 out of 78 supporting invariants were superfluous and have been removed [2022-11-20 11:22:46,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:22:46,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:22:46,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 66 conjunts are in the unsatisfiable core [2022-11-20 11:22:46,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:22:47,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:22:47,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:22:47,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:22:47,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:22:47,595 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.28 stem predicates 2 loop predicates [2022-11-20 11:22:47,595 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 97 states and 112 transitions. cyclomatic complexity: 30 Second operand has 30 states, 30 states have (on average 2.7666666666666666) internal successors, (83), 30 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:48,037 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 97 states and 112 transitions. cyclomatic complexity: 30. Second operand has 30 states, 30 states have (on average 2.7666666666666666) internal successors, (83), 30 states have internal predecessors, (83), 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 103 states and 120 transitions. Complement of second has 18 states. [2022-11-20 11:22:48,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 17 states 16 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:22:48,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 2.7666666666666666) internal successors, (83), 30 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:48,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 40 transitions. [2022-11-20 11:22:48,038 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 17 states and 40 transitions. Stem has 81 letters. Loop has 2 letters. [2022-11-20 11:22:48,038 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:22:48,039 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:22:48,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:22:48,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:22:48,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 66 conjunts are in the unsatisfiable core [2022-11-20 11:22:48,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:22:49,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:22:49,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:22:49,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:22:49,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:22:49,428 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.28 stem predicates 2 loop predicates [2022-11-20 11:22:49,428 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 97 states and 112 transitions. cyclomatic complexity: 30 Second operand has 30 states, 30 states have (on average 2.7666666666666666) internal successors, (83), 30 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:49,727 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 97 states and 112 transitions. cyclomatic complexity: 30. Second operand has 30 states, 30 states have (on average 2.7666666666666666) internal successors, (83), 30 states have internal predecessors, (83), 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 103 states and 120 transitions. Complement of second has 18 states. [2022-11-20 11:22:49,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 17 states 16 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:22:49,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 2.7666666666666666) internal successors, (83), 30 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:49,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 40 transitions. [2022-11-20 11:22:49,728 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 17 states and 40 transitions. Stem has 81 letters. Loop has 2 letters. [2022-11-20 11:22:49,728 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:22:49,728 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:22:49,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:22:49,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:22:49,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 66 conjunts are in the unsatisfiable core [2022-11-20 11:22:49,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:22:51,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:22:51,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:22:51,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:22:51,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:22:51,231 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.28 stem predicates 2 loop predicates [2022-11-20 11:22:51,231 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 97 states and 112 transitions. cyclomatic complexity: 30 Second operand has 30 states, 30 states have (on average 2.7666666666666666) internal successors, (83), 30 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:52,508 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 97 states and 112 transitions. cyclomatic complexity: 30. Second operand has 30 states, 30 states have (on average 2.7666666666666666) internal successors, (83), 30 states have internal predecessors, (83), 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 207 states and 264 transitions. Complement of second has 47 states. [2022-11-20 11:22:52,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 32 states 28 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:22:52,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 2.7666666666666666) internal successors, (83), 30 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:52,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 131 transitions. [2022-11-20 11:22:52,509 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 32 states and 131 transitions. Stem has 81 letters. Loop has 2 letters. [2022-11-20 11:22:52,509 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:22:52,509 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 32 states and 131 transitions. Stem has 83 letters. Loop has 2 letters. [2022-11-20 11:22:52,510 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:22:52,510 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 32 states and 131 transitions. Stem has 81 letters. Loop has 4 letters. [2022-11-20 11:22:52,510 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:22:52,510 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 207 states and 264 transitions. [2022-11-20 11:22:52,511 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 11:22:52,512 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 207 states to 202 states and 257 transitions. [2022-11-20 11:22:52,512 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-11-20 11:22:52,512 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-11-20 11:22:52,512 INFO L73 IsDeterministic]: Start isDeterministic. Operand 202 states and 257 transitions. [2022-11-20 11:22:52,513 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:22:52,513 INFO L218 hiAutomatonCegarLoop]: Abstraction has 202 states and 257 transitions. [2022-11-20 11:22:52,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states and 257 transitions. [2022-11-20 11:22:52,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 106. [2022-11-20 11:22:52,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 106 states have (on average 1.1603773584905661) internal successors, (123), 105 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:52,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 123 transitions. [2022-11-20 11:22:52,516 INFO L240 hiAutomatonCegarLoop]: Abstraction has 106 states and 123 transitions. [2022-11-20 11:22:52,516 INFO L428 stractBuchiCegarLoop]: Abstraction has 106 states and 123 transitions. [2022-11-20 11:22:52,516 INFO L335 stractBuchiCegarLoop]: ======== Iteration 41 ============ [2022-11-20 11:22:52,516 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 106 states and 123 transitions. [2022-11-20 11:22:52,516 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:22:52,517 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:22:52,517 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:22:52,517 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [14, 14, 13, 12, 12, 12, 1, 1, 1, 1, 1, 1] [2022-11-20 11:22:52,517 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:22:52,518 INFO L748 eck$LassoCheckResult]: Stem: 30727#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 30728#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 30729#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 30722#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 30723#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 30724#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30725#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 30726#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30730#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 30763#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30762#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 30761#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30760#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 30759#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30758#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 30757#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30756#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 30755#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30754#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 30753#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30752#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 30751#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30750#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 30749#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30748#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 30747#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30746#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 30745#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30743#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 30744#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30827#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 30742#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30741#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 30734#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 30731#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 30732#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 30739#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 30735#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 30736#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 30819#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 30818#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 30817#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 30816#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 30814#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 30813#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 30812#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 30811#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 30809#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 30808#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 30807#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 30806#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 30804#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 30803#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 30802#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 30801#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 30799#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 30798#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 30797#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 30796#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 30794#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 30793#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 30792#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 30791#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 30789#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 30788#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 30787#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 30786#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 30784#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 30783#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 30782#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 30781#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 30779#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 30778#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 30777#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 30776#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 30774#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 30773#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 30772#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 30771#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 30770#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 30767#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 30766#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 30764#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 30737#L517-3 [2022-11-20 11:22:52,518 INFO L750 eck$LassoCheckResult]: Loop: 30737#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 30738#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 30737#L517-3 [2022-11-20 11:22:52,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:22:52,518 INFO L85 PathProgramCache]: Analyzing trace with hash -496699438, now seen corresponding path program 37 times [2022-11-20 11:22:52,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:22:52,519 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946632588] [2022-11-20 11:22:52,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:22:52,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:22:52,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:52,554 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:22:52,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:52,586 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:22:52,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:22:52,586 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 38 times [2022-11-20 11:22:52,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:22:52,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834141060] [2022-11-20 11:22:52,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:22:52,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:22:52,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:52,591 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:22:52,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:52,595 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:22:52,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:22:52,595 INFO L85 PathProgramCache]: Analyzing trace with hash -586788905, now seen corresponding path program 24 times [2022-11-20 11:22:52,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:22:52,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422911350] [2022-11-20 11:22:52,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:22:52,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:22:52,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:52,630 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:22:52,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:52,666 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:23:18,576 WARN L233 SmtUtils]: Spent 25.86s on a formula simplification. DAG size of input: 450 DAG size of output: 334 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:23:22,341 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:23:22,341 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:23:22,341 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:23:22,341 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:23:22,341 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:23:22,342 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:23:22,342 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:23:22,342 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:23:22,342 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration41_Lasso [2022-11-20 11:23:22,342 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:23:22,342 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:23:22,345 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:23:22,347 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:23:22,350 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:23:22,352 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:23:29,625 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:23:29,627 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:23:29,629 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:23:29,630 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:23:29,632 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:23:29,634 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:23:29,635 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:23:29,638 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:23:29,639 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:23:29,641 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:23:29,643 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:23:29,645 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:23:29,647 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:23:29,649 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:23:29,652 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:23:30,497 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:23:30,498 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:23:30,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:23:30,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:23:30,502 INFO L229 MonitoredProcess]: Starting monitored process 369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:23:30,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:23:30,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (369)] Waiting until timeout for monitored process [2022-11-20 11:23:30,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:23:30,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:23:30,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:23:30,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:23:30,522 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:23:30,522 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:23:30,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:23:30,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (369)] Ended with exit code 0 [2022-11-20 11:23:30,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:23:30,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:23:30,530 INFO L229 MonitoredProcess]: Starting monitored process 370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:23:30,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (370)] Waiting until timeout for monitored process [2022-11-20 11:23:30,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:23:30,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:23:30,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:23:30,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:23:30,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:23:30,544 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:23:30,544 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:23:30,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:23:30,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (370)] Ended with exit code 0 [2022-11-20 11:23:30,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:23:30,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:23:30,552 INFO L229 MonitoredProcess]: Starting monitored process 371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:23:30,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (371)] Waiting until timeout for monitored process [2022-11-20 11:23:30,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:23:30,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:23:30,564 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:23:30,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:23:30,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:23:30,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:23:30,565 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:23:30,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:23:30,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:23:30,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (371)] Ended with exit code 0 [2022-11-20 11:23:30,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:23:30,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:23:30,570 INFO L229 MonitoredProcess]: Starting monitored process 372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:23:30,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (372)] Waiting until timeout for monitored process [2022-11-20 11:23:30,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:23:30,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:23:30,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:23:30,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:23:30,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:23:30,590 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:23:30,590 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:23:30,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:23:30,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (372)] Forceful destruction successful, exit code 0 [2022-11-20 11:23:30,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:23:30,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:23:30,609 INFO L229 MonitoredProcess]: Starting monitored process 373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:23:30,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (373)] Waiting until timeout for monitored process [2022-11-20 11:23:30,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:23:30,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:23:30,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:23:30,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:23:30,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:23:30,624 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:23:30,624 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:23:30,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:23:30,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (373)] Ended with exit code 0 [2022-11-20 11:23:30,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:23:30,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:23:30,634 INFO L229 MonitoredProcess]: Starting monitored process 374 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:23:30,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (374)] Waiting until timeout for monitored process [2022-11-20 11:23:30,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:23:30,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:23:30,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:23:30,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:23:30,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:23:30,648 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:23:30,649 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:23:30,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:23:30,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (374)] Forceful destruction successful, exit code 0 [2022-11-20 11:23:30,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:23:30,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:23:30,658 INFO L229 MonitoredProcess]: Starting monitored process 375 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:23:30,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (375)] Waiting until timeout for monitored process [2022-11-20 11:23:30,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:23:30,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:23:30,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:23:30,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:23:30,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:23:30,673 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:23:30,673 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:23:30,680 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:23:30,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (375)] Forceful destruction successful, exit code 0 [2022-11-20 11:23:30,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:23:30,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:23:30,683 INFO L229 MonitoredProcess]: Starting monitored process 376 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:23:30,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (376)] Waiting until timeout for monitored process [2022-11-20 11:23:30,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:23:30,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:23:30,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:23:30,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:23:30,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:23:30,698 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:23:30,698 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:23:30,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:23:30,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (376)] Ended with exit code 0 [2022-11-20 11:23:30,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:23:30,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:23:30,714 INFO L229 MonitoredProcess]: Starting monitored process 377 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:23:30,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (377)] Waiting until timeout for monitored process [2022-11-20 11:23:30,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:23:30,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:23:30,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:23:30,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:23:30,726 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:23:30,728 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:23:30,728 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:23:30,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:23:30,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (377)] Forceful destruction successful, exit code 0 [2022-11-20 11:23:30,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:23:30,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:23:30,738 INFO L229 MonitoredProcess]: Starting monitored process 378 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:23:30,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (378)] Waiting until timeout for monitored process [2022-11-20 11:23:30,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:23:30,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:23:30,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:23:30,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:23:30,751 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:23:30,753 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:23:30,753 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:23:30,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:23:30,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (378)] Forceful destruction successful, exit code 0 [2022-11-20 11:23:30,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:23:30,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:23:30,763 INFO L229 MonitoredProcess]: Starting monitored process 379 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:23:30,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (379)] Waiting until timeout for monitored process [2022-11-20 11:23:30,765 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 [2022-11-20 11:23:30,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:23:30,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:23:30,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:23:30,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:23:30,778 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:23:30,778 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:23:30,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:23:30,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (379)] Ended with exit code 0 [2022-11-20 11:23:30,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:23:30,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:23:30,789 INFO L229 MonitoredProcess]: Starting monitored process 380 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:23:30,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (380)] Waiting until timeout for monitored process [2022-11-20 11:23:30,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:23:30,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:23:30,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:23:30,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:23:30,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:23:30,802 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:23:30,802 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:23:30,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:23:30,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (380)] Ended with exit code 0 [2022-11-20 11:23:30,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:23:30,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:23:30,809 INFO L229 MonitoredProcess]: Starting monitored process 381 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:23:30,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (381)] Waiting until timeout for monitored process [2022-11-20 11:23:30,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:23:30,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:23:30,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:23:30,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:23:30,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:23:30,826 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:23:30,826 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:23:30,832 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:23:30,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (381)] Forceful destruction successful, exit code 0 [2022-11-20 11:23:30,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:23:30,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:23:30,838 INFO L229 MonitoredProcess]: Starting monitored process 382 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:23:30,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (382)] Waiting until timeout for monitored process [2022-11-20 11:23:30,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:23:30,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:23:30,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:23:30,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:23:30,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:23:30,855 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:23:30,855 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:23:30,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:23:30,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (382)] Ended with exit code 0 [2022-11-20 11:23:30,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:23:30,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:23:30,866 INFO L229 MonitoredProcess]: Starting monitored process 383 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:23:30,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (383)] Waiting until timeout for monitored process [2022-11-20 11:23:30,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:23:30,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:23:30,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:23:30,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:23:30,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:23:30,881 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:23:30,881 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:23:30,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:23:30,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (383)] Forceful destruction successful, exit code 0 [2022-11-20 11:23:30,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:23:30,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:23:30,916 INFO L229 MonitoredProcess]: Starting monitored process 384 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:23:30,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (384)] Waiting until timeout for monitored process [2022-11-20 11:23:30,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:23:30,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:23:30,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:23:30,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:23:30,942 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:23:30,944 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:23:30,945 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:23:30,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:23:30,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (384)] Ended with exit code 0 [2022-11-20 11:23:30,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:23:30,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:23:30,955 INFO L229 MonitoredProcess]: Starting monitored process 385 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:23:30,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (385)] Waiting until timeout for monitored process [2022-11-20 11:23:30,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:23:30,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:23:30,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:23:30,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:23:30,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:23:30,970 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:23:30,970 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:23:30,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:23:30,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (385)] Ended with exit code 0 [2022-11-20 11:23:30,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:23:30,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:23:30,980 INFO L229 MonitoredProcess]: Starting monitored process 386 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:23:30,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (386)] Waiting until timeout for monitored process [2022-11-20 11:23:30,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:23:30,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:23:30,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:23:30,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:23:30,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:23:30,995 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:23:30,995 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:23:31,003 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:23:31,012 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-11-20 11:23:31,012 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-11-20 11:23:31,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:23:31,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:23:31,013 INFO L229 MonitoredProcess]: Starting monitored process 387 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:23:31,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (387)] Waiting until timeout for monitored process [2022-11-20 11:23:31,015 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:23:31,026 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:23:31,026 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:23:31,026 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 48 ULTIMATE.start_main_~numbers~0#1.offset))_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 48 ULTIMATE.start_main_~numbers~0#1.offset))_2 Supporting invariants [] [2022-11-20 11:23:31,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (386)] Forceful destruction successful, exit code 0 [2022-11-20 11:23:31,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (387)] Ended with exit code 0 [2022-11-20 11:23:31,380 INFO L156 tatePredicateManager]: 55 out of 57 supporting invariants were superfluous and have been removed [2022-11-20 11:23:31,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:23:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:23:31,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 38 conjunts are in the unsatisfiable core [2022-11-20 11:23:31,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:23:32,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:23:32,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:23:32,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:23:32,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:23:32,190 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.14 stem predicates 2 loop predicates [2022-11-20 11:23:32,190 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 106 states and 123 transitions. cyclomatic complexity: 33 Second operand has 16 states, 16 states have (on average 3.6875) internal successors, (59), 16 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:23:32,243 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 106 states and 123 transitions. cyclomatic complexity: 33. Second operand has 16 states, 16 states have (on average 3.6875) internal successors, (59), 16 states have internal predecessors, (59), 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 108 states and 127 transitions. Complement of second has 4 states. [2022-11-20 11:23:32,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:23:32,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 3.6875) internal successors, (59), 16 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:23:32,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:23:32,244 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 83 letters. Loop has 2 letters. [2022-11-20 11:23:32,245 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:23:32,245 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:23:32,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:23:32,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:23:32,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 38 conjunts are in the unsatisfiable core [2022-11-20 11:23:32,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:23:33,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:23:33,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:23:33,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:23:33,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:23:33,102 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.14 stem predicates 2 loop predicates [2022-11-20 11:23:33,102 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 106 states and 123 transitions. cyclomatic complexity: 33 Second operand has 16 states, 16 states have (on average 3.6875) internal successors, (59), 16 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:23:33,161 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 106 states and 123 transitions. cyclomatic complexity: 33. Second operand has 16 states, 16 states have (on average 3.6875) internal successors, (59), 16 states have internal predecessors, (59), 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 108 states and 127 transitions. Complement of second has 4 states. [2022-11-20 11:23:33,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:23:33,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 3.6875) internal successors, (59), 16 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:23:33,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:23:33,162 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 83 letters. Loop has 2 letters. [2022-11-20 11:23:33,163 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:23:33,163 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:23:33,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:23:33,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:23:33,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 38 conjunts are in the unsatisfiable core [2022-11-20 11:23:33,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:23:33,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:23:33,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:23:33,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:23:33,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:23:33,978 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.14 stem predicates 2 loop predicates [2022-11-20 11:23:33,978 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 106 states and 123 transitions. cyclomatic complexity: 33 Second operand has 16 states, 16 states have (on average 3.6875) internal successors, (59), 16 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:23:34,477 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 106 states and 123 transitions. cyclomatic complexity: 33. Second operand has 16 states, 16 states have (on average 3.6875) internal successors, (59), 16 states have internal predecessors, (59), 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 204 states and 261 transitions. Complement of second has 32 states. [2022-11-20 11:23:34,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 18 states 14 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:23:34,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 3.6875) internal successors, (59), 16 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:23:34,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 95 transitions. [2022-11-20 11:23:34,478 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 18 states and 95 transitions. Stem has 83 letters. Loop has 2 letters. [2022-11-20 11:23:34,478 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:23:34,478 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 18 states and 95 transitions. Stem has 85 letters. Loop has 2 letters. [2022-11-20 11:23:34,479 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:23:34,479 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 18 states and 95 transitions. Stem has 83 letters. Loop has 4 letters. [2022-11-20 11:23:34,479 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:23:34,479 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 204 states and 261 transitions. [2022-11-20 11:23:34,480 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:23:34,481 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 204 states to 197 states and 251 transitions. [2022-11-20 11:23:34,481 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2022-11-20 11:23:34,481 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-11-20 11:23:34,481 INFO L73 IsDeterministic]: Start isDeterministic. Operand 197 states and 251 transitions. [2022-11-20 11:23:34,482 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:23:34,482 INFO L218 hiAutomatonCegarLoop]: Abstraction has 197 states and 251 transitions. [2022-11-20 11:23:34,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states and 251 transitions. [2022-11-20 11:23:34,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 102. [2022-11-20 11:23:34,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 102 states have (on average 1.1568627450980393) internal successors, (118), 101 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:23:34,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 118 transitions. [2022-11-20 11:23:34,484 INFO L240 hiAutomatonCegarLoop]: Abstraction has 102 states and 118 transitions. [2022-11-20 11:23:34,485 INFO L428 stractBuchiCegarLoop]: Abstraction has 102 states and 118 transitions. [2022-11-20 11:23:34,485 INFO L335 stractBuchiCegarLoop]: ======== Iteration 42 ============ [2022-11-20 11:23:34,485 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 102 states and 118 transitions. [2022-11-20 11:23:34,485 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:23:34,485 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:23:34,485 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:23:34,486 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [14, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1] [2022-11-20 11:23:34,486 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:23:34,486 INFO L748 eck$LassoCheckResult]: Stem: 32366#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 32367#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 32368#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 32361#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 32362#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 32363#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 32364#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 32365#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 32406#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 32405#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 32404#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 32403#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 32402#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 32401#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 32400#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 32399#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 32398#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 32397#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 32396#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 32395#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 32394#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 32393#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 32392#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 32391#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 32390#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 32389#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 32388#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 32387#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 32386#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 32381#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 32380#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 32375#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 32369#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 32370#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 32461#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 32460#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 32371#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 32372#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 32378#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 32373#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 32374#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 32458#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 32457#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 32456#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 32455#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 32453#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 32452#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 32451#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 32450#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 32448#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 32447#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 32446#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 32445#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 32443#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 32442#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 32441#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 32440#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 32438#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 32437#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 32436#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 32435#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 32433#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 32432#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 32431#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 32430#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 32428#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 32427#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 32426#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 32425#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 32423#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 32422#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 32421#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 32420#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 32418#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 32417#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 32416#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 32415#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 32413#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 32412#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 32411#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 32410#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 32407#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 32385#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 32384#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 32382#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 32376#L517-3 [2022-11-20 11:23:34,487 INFO L750 eck$LassoCheckResult]: Loop: 32376#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 32377#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 32376#L517-3 [2022-11-20 11:23:34,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:23:34,487 INFO L85 PathProgramCache]: Analyzing trace with hash -1350688567, now seen corresponding path program 38 times [2022-11-20 11:23:34,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:23:34,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563276014] [2022-11-20 11:23:34,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:23:34,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:23:34,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:23:35,242 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 276 proven. 218 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:23:35,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:23:35,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563276014] [2022-11-20 11:23:35,242 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563276014] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:23:35,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [541112359] [2022-11-20 11:23:35,243 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 11:23:35,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:23:35,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:23:35,247 INFO L229 MonitoredProcess]: Starting monitored process 388 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:23:35,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (388)] Waiting until timeout for monitored process [2022-11-20 11:23:35,545 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-20 11:23:35,545 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 11:23:35,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 32 conjunts are in the unsatisfiable core [2022-11-20 11:23:35,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:23:36,185 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 325 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:23:36,185 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 11:23:36,643 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 325 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:23:36,643 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [541112359] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 11:23:36,644 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 11:23:36,644 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30, 30] total 46 [2022-11-20 11:23:36,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320828570] [2022-11-20 11:23:36,644 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 11:23:36,644 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:23:36,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:23:36,645 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 39 times [2022-11-20 11:23:36,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:23:36,645 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000218414] [2022-11-20 11:23:36,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:23:36,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:23:36,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:23:36,649 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:23:36,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:23:36,653 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:23:36,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:23:36,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2022-11-20 11:23:36,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=485, Invalid=1677, Unknown=0, NotChecked=0, Total=2162 [2022-11-20 11:23:36,707 INFO L87 Difference]: Start difference. First operand 102 states and 118 transitions. cyclomatic complexity: 32 Second operand has 47 states, 46 states have (on average 3.1956521739130435) internal successors, (147), 47 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:23:37,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:23:37,349 INFO L93 Difference]: Finished difference Result 172 states and 201 transitions. [2022-11-20 11:23:37,349 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 172 states and 201 transitions. [2022-11-20 11:23:37,350 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:23:37,350 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 172 states to 105 states and 121 transitions. [2022-11-20 11:23:37,350 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-20 11:23:37,350 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-11-20 11:23:37,350 INFO L73 IsDeterministic]: Start isDeterministic. Operand 105 states and 121 transitions. [2022-11-20 11:23:37,350 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:23:37,350 INFO L218 hiAutomatonCegarLoop]: Abstraction has 105 states and 121 transitions. [2022-11-20 11:23:37,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states and 121 transitions. [2022-11-20 11:23:37,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 104. [2022-11-20 11:23:37,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 104 states have (on average 1.1538461538461537) internal successors, (120), 103 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:23:37,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 120 transitions. [2022-11-20 11:23:37,352 INFO L240 hiAutomatonCegarLoop]: Abstraction has 104 states and 120 transitions. [2022-11-20 11:23:37,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-11-20 11:23:37,353 INFO L428 stractBuchiCegarLoop]: Abstraction has 104 states and 120 transitions. [2022-11-20 11:23:37,353 INFO L335 stractBuchiCegarLoop]: ======== Iteration 43 ============ [2022-11-20 11:23:37,353 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 104 states and 120 transitions. [2022-11-20 11:23:37,353 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:23:37,353 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:23:37,353 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:23:37,354 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [14, 14, 14, 13, 13, 13, 1, 1, 1, 1, 1, 1] [2022-11-20 11:23:37,354 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:23:37,354 INFO L748 eck$LassoCheckResult]: Stem: 33224#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 33225#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 33226#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 33223#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 33219#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 33220#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33221#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 33222#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33227#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 33265#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33264#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 33263#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33262#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 33261#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33260#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 33259#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33258#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 33257#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33256#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 33255#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33254#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 33253#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33252#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 33251#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33250#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 33249#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33248#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 33247#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33246#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 33245#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33244#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 33239#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33238#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 33232#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 33228#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 33229#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 33236#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 33233#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 33230#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 33231#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 33321#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 33320#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 33319#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 33317#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 33316#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 33315#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 33314#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 33312#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 33311#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 33310#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 33309#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 33307#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 33306#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 33305#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 33304#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 33302#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 33301#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 33300#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 33299#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 33297#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 33296#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 33295#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 33294#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 33292#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 33291#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 33290#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 33289#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 33287#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 33286#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 33285#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 33284#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 33282#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 33281#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 33280#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 33279#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 33277#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 33276#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 33275#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 33274#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 33272#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 33271#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 33270#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 33269#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 33268#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 33243#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 33242#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 33240#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 33234#L517-3 [2022-11-20 11:23:37,354 INFO L750 eck$LassoCheckResult]: Loop: 33234#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 33235#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 33234#L517-3 [2022-11-20 11:23:37,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:23:37,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1263422425, now seen corresponding path program 39 times [2022-11-20 11:23:37,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:23:37,355 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195244143] [2022-11-20 11:23:37,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:23:37,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:23:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:23:37,391 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:23:37,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:23:37,430 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:23:37,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:23:37,430 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 40 times [2022-11-20 11:23:37,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:23:37,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708021169] [2022-11-20 11:23:37,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:23:37,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:23:37,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:23:37,438 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:23:37,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:23:37,441 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:23:37,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:23:37,442 INFO L85 PathProgramCache]: Analyzing trace with hash 1326795500, now seen corresponding path program 25 times [2022-11-20 11:23:37,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:23:37,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802152146] [2022-11-20 11:23:37,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:23:37,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:23:37,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:23:37,483 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:23:37,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:23:37,554 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:24:19,835 WARN L233 SmtUtils]: Spent 42.23s on a formula simplification. DAG size of input: 464 DAG size of output: 344 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:24:28,586 WARN L233 SmtUtils]: Spent 8.27s on a formula simplification that was a NOOP. DAG size: 187 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:24:28,593 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:24:28,593 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:24:28,593 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:24:28,593 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:24:28,593 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:24:28,593 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:28,593 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:24:28,593 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:24:28,593 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration43_Lasso [2022-11-20 11:24:28,593 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:24:28,593 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:24:28,597 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:24:28,599 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:24:28,601 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:24:28,603 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:24:28,605 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:24:28,607 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:24:28,610 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:24:28,612 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:24:44,032 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:24:44,034 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:24:44,036 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:24:44,038 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:24:44,039 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:24:44,041 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:24:44,043 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:24:44,045 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:24:44,047 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:24:44,049 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:24:44,051 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:24:44,996 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:24:44,996 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:24:44,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:44,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:44,998 INFO L229 MonitoredProcess]: Starting monitored process 389 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:44,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (389)] Waiting until timeout for monitored process [2022-11-20 11:24:45,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:24:45,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:24:45,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:24:45,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:24:45,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:24:45,011 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:24:45,011 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:24:45,014 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:24:45,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (389)] Forceful destruction successful, exit code 0 [2022-11-20 11:24:45,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:45,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:45,018 INFO L229 MonitoredProcess]: Starting monitored process 390 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:45,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (390)] Waiting until timeout for monitored process [2022-11-20 11:24:45,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:24:45,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:24:45,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:24:45,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:24:45,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:24:45,031 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:24:45,031 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:24:45,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:24:45,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (390)] Forceful destruction successful, exit code 0 [2022-11-20 11:24:45,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:45,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:45,038 INFO L229 MonitoredProcess]: Starting monitored process 391 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:45,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (391)] Waiting until timeout for monitored process [2022-11-20 11:24:45,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:24:45,050 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:24:45,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:24:45,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:24:45,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:24:45,050 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:24:45,050 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:24:45,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:24:45,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:24:45,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (391)] Ended with exit code 0 [2022-11-20 11:24:45,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:45,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:45,055 INFO L229 MonitoredProcess]: Starting monitored process 392 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:45,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (392)] Waiting until timeout for monitored process [2022-11-20 11:24:45,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:24:45,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:24:45,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:24:45,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:24:45,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:24:45,067 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:24:45,068 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:24:45,068 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:24:45,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:24:45,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (392)] Forceful destruction successful, exit code 0 [2022-11-20 11:24:45,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:45,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:45,072 INFO L229 MonitoredProcess]: Starting monitored process 393 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:45,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (393)] Waiting until timeout for monitored process [2022-11-20 11:24:45,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:24:45,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:24:45,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:24:45,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:24:45,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:24:45,085 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:24:45,085 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:24:45,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:24:45,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:24:45,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (393)] Ended with exit code 0 [2022-11-20 11:24:45,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:45,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:45,090 INFO L229 MonitoredProcess]: Starting monitored process 394 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:45,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (394)] Waiting until timeout for monitored process [2022-11-20 11:24:45,093 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 [2022-11-20 11:24:45,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:24:45,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:24:45,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:24:45,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:24:45,104 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:24:45,104 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:24:45,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:24:45,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (394)] Ended with exit code 0 [2022-11-20 11:24:45,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:45,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:45,110 INFO L229 MonitoredProcess]: Starting monitored process 395 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:45,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (395)] Waiting until timeout for monitored process [2022-11-20 11:24:45,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:24:45,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:24:45,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:24:45,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:24:45,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:24:45,123 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:24:45,123 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:24:45,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:24:45,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:24:45,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (395)] Ended with exit code 0 [2022-11-20 11:24:45,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:45,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:45,128 INFO L229 MonitoredProcess]: Starting monitored process 396 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:45,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (396)] Waiting until timeout for monitored process [2022-11-20 11:24:45,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:24:45,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:24:45,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:24:45,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:24:45,140 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:24:45,143 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:24:45,143 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:24:45,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:24:45,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (396)] Forceful destruction successful, exit code 0 [2022-11-20 11:24:45,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:45,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:45,153 INFO L229 MonitoredProcess]: Starting monitored process 397 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:45,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (397)] Waiting until timeout for monitored process [2022-11-20 11:24:45,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:24:45,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:24:45,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:24:45,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:24:45,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:24:45,168 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:24:45,168 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:24:45,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:24:45,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (397)] Ended with exit code 0 [2022-11-20 11:24:45,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:45,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:45,179 INFO L229 MonitoredProcess]: Starting monitored process 398 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:45,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (398)] Waiting until timeout for monitored process [2022-11-20 11:24:45,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:24:45,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:24:45,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:24:45,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:24:45,191 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:24:45,194 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:24:45,194 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:24:45,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:24:45,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (398)] Ended with exit code 0 [2022-11-20 11:24:45,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:45,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:45,206 INFO L229 MonitoredProcess]: Starting monitored process 399 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:45,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (399)] Waiting until timeout for monitored process [2022-11-20 11:24:45,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:24:45,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:24:45,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:24:45,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:24:45,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:24:45,221 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:24:45,221 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:24:45,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:24:45,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (399)] Forceful destruction successful, exit code 0 [2022-11-20 11:24:45,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:45,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:45,232 INFO L229 MonitoredProcess]: Starting monitored process 400 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:45,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (400)] Waiting until timeout for monitored process [2022-11-20 11:24:45,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:24:45,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:24:45,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:24:45,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:24:45,244 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:24:45,247 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:24:45,247 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:24:45,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:24:45,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (400)] Forceful destruction successful, exit code 0 [2022-11-20 11:24:45,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:45,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:45,257 INFO L229 MonitoredProcess]: Starting monitored process 401 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:45,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (401)] Waiting until timeout for monitored process [2022-11-20 11:24:45,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:24:45,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:24:45,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:24:45,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:24:45,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:24:45,272 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:24:45,272 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:24:45,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:24:45,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (401)] Ended with exit code 0 [2022-11-20 11:24:45,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:45,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:45,283 INFO L229 MonitoredProcess]: Starting monitored process 402 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:45,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (402)] Waiting until timeout for monitored process [2022-11-20 11:24:45,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:24:45,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:24:45,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:24:45,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:24:45,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:24:45,302 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:24:45,303 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:24:45,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:24:45,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (402)] Forceful destruction successful, exit code 0 [2022-11-20 11:24:45,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:45,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:45,333 INFO L229 MonitoredProcess]: Starting monitored process 403 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:45,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (403)] Waiting until timeout for monitored process [2022-11-20 11:24:45,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:24:45,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:24:45,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:24:45,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:24:45,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:24:45,348 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:24:45,348 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:24:45,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:24:45,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (403)] Ended with exit code 0 [2022-11-20 11:24:45,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:45,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:45,358 INFO L229 MonitoredProcess]: Starting monitored process 404 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:45,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (404)] Waiting until timeout for monitored process [2022-11-20 11:24:45,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:24:45,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:24:45,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:24:45,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:24:45,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:24:45,372 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:24:45,372 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:24:45,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:24:45,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (404)] Forceful destruction successful, exit code 0 [2022-11-20 11:24:45,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:45,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:45,379 INFO L229 MonitoredProcess]: Starting monitored process 405 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:45,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (405)] Waiting until timeout for monitored process [2022-11-20 11:24:45,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:24:45,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:24:45,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:24:45,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:24:45,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:24:45,394 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:24:45,394 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:24:45,401 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:24:45,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (405)] Forceful destruction successful, exit code 0 [2022-11-20 11:24:45,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:45,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:45,404 INFO L229 MonitoredProcess]: Starting monitored process 406 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:45,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (406)] Waiting until timeout for monitored process [2022-11-20 11:24:45,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:24:45,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:24:45,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:24:45,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:24:45,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:24:45,419 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:24:45,419 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:24:45,426 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:24:45,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (406)] Ended with exit code 0 [2022-11-20 11:24:45,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:45,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:45,430 INFO L229 MonitoredProcess]: Starting monitored process 407 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:45,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (407)] Waiting until timeout for monitored process [2022-11-20 11:24:45,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:24:45,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:24:45,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:24:45,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:24:45,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:24:45,445 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:24:45,445 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:24:45,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:24:45,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (407)] Ended with exit code 0 [2022-11-20 11:24:45,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:45,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:45,455 INFO L229 MonitoredProcess]: Starting monitored process 408 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:45,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (408)] Waiting until timeout for monitored process [2022-11-20 11:24:45,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:24:45,467 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:24:45,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:24:45,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:24:45,467 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:24:45,470 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:24:45,470 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:24:45,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:24:45,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (408)] Ended with exit code 0 [2022-11-20 11:24:45,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:45,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:45,482 INFO L229 MonitoredProcess]: Starting monitored process 409 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:45,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (409)] Waiting until timeout for monitored process [2022-11-20 11:24:45,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:24:45,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:24:45,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:24:45,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:24:45,494 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:24:45,497 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:24:45,497 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:24:45,506 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:24:45,516 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-11-20 11:24:45,516 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-11-20 11:24:45,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:24:45,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:24:45,519 INFO L229 MonitoredProcess]: Starting monitored process 410 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:24:45,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (410)] Waiting until timeout for monitored process [2022-11-20 11:24:45,520 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:24:45,531 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:24:45,531 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:24:45,531 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) (- 4) ULTIMATE.start_main_~numbers~0#1.offset))_16) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) (- 4) ULTIMATE.start_main_~numbers~0#1.offset))_16 Supporting invariants [] [2022-11-20 11:24:45,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (409)] Ended with exit code 0 [2022-11-20 11:24:46,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (410)] Forceful destruction successful, exit code 0 [2022-11-20 11:24:46,195 INFO L156 tatePredicateManager]: 57 out of 59 supporting invariants were superfluous and have been removed [2022-11-20 11:24:46,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:24:46,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:24:46,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 70 conjunts are in the unsatisfiable core [2022-11-20 11:24:46,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:24:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:24:47,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:24:47,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:24:47,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:24:47,733 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.30 stem predicates 2 loop predicates [2022-11-20 11:24:47,734 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 104 states and 120 transitions. cyclomatic complexity: 32 Second operand has 32 states, 32 states have (on average 2.78125) internal successors, (89), 32 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:24:48,212 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 104 states and 120 transitions. cyclomatic complexity: 32. Second operand has 32 states, 32 states have (on average 2.78125) internal successors, (89), 32 states have internal predecessors, (89), 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 110 states and 128 transitions. Complement of second has 19 states. [2022-11-20 11:24:48,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 18 states 17 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:24:48,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 2.78125) internal successors, (89), 32 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:24:48,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 42 transitions. [2022-11-20 11:24:48,213 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 18 states and 42 transitions. Stem has 87 letters. Loop has 2 letters. [2022-11-20 11:24:48,213 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:24:48,213 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:24:48,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:24:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:24:48,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 70 conjunts are in the unsatisfiable core [2022-11-20 11:24:48,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:24:49,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:24:49,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:24:49,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:24:49,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:24:49,764 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.30 stem predicates 2 loop predicates [2022-11-20 11:24:49,764 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 104 states and 120 transitions. cyclomatic complexity: 32 Second operand has 32 states, 32 states have (on average 2.78125) internal successors, (89), 32 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:24:50,269 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 104 states and 120 transitions. cyclomatic complexity: 32. Second operand has 32 states, 32 states have (on average 2.78125) internal successors, (89), 32 states have internal predecessors, (89), 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 110 states and 128 transitions. Complement of second has 19 states. [2022-11-20 11:24:50,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 18 states 17 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:24:50,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 2.78125) internal successors, (89), 32 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:24:50,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 42 transitions. [2022-11-20 11:24:50,271 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 18 states and 42 transitions. Stem has 87 letters. Loop has 2 letters. [2022-11-20 11:24:50,271 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:24:50,271 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:24:50,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:24:50,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:24:50,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 70 conjunts are in the unsatisfiable core [2022-11-20 11:24:50,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:24:51,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:24:51,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:24:51,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:24:51,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:24:51,844 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.30 stem predicates 2 loop predicates [2022-11-20 11:24:51,844 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 104 states and 120 transitions. cyclomatic complexity: 32 Second operand has 32 states, 32 states have (on average 2.78125) internal successors, (89), 32 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:24:53,141 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 104 states and 120 transitions. cyclomatic complexity: 32. Second operand has 32 states, 32 states have (on average 2.78125) internal successors, (89), 32 states have internal predecessors, (89), 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 221 states and 282 transitions. Complement of second has 50 states. [2022-11-20 11:24:53,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 34 states 30 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:24:53,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 2.78125) internal successors, (89), 32 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:24:53,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 139 transitions. [2022-11-20 11:24:53,143 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 34 states and 139 transitions. Stem has 87 letters. Loop has 2 letters. [2022-11-20 11:24:53,144 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:24:53,144 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 34 states and 139 transitions. Stem has 89 letters. Loop has 2 letters. [2022-11-20 11:24:53,144 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:24:53,144 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 34 states and 139 transitions. Stem has 87 letters. Loop has 4 letters. [2022-11-20 11:24:53,144 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:24:53,144 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 221 states and 282 transitions. [2022-11-20 11:24:53,145 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 11:24:53,146 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 221 states to 216 states and 275 transitions. [2022-11-20 11:24:53,147 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-11-20 11:24:53,147 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-11-20 11:24:53,147 INFO L73 IsDeterministic]: Start isDeterministic. Operand 216 states and 275 transitions. [2022-11-20 11:24:53,147 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:24:53,147 INFO L218 hiAutomatonCegarLoop]: Abstraction has 216 states and 275 transitions. [2022-11-20 11:24:53,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states and 275 transitions. [2022-11-20 11:24:53,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 113. [2022-11-20 11:24:53,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 113 states have (on average 1.1592920353982301) internal successors, (131), 112 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:24:53,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 131 transitions. [2022-11-20 11:24:53,150 INFO L240 hiAutomatonCegarLoop]: Abstraction has 113 states and 131 transitions. [2022-11-20 11:24:53,150 INFO L428 stractBuchiCegarLoop]: Abstraction has 113 states and 131 transitions. [2022-11-20 11:24:53,150 INFO L335 stractBuchiCegarLoop]: ======== Iteration 44 ============ [2022-11-20 11:24:53,150 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 113 states and 131 transitions. [2022-11-20 11:24:53,151 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:24:53,151 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:24:53,151 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:24:53,152 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [15, 15, 14, 13, 13, 13, 1, 1, 1, 1, 1, 1] [2022-11-20 11:24:53,152 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:24:53,152 INFO L748 eck$LassoCheckResult]: Stem: 35068#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 35069#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 35070#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 35067#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 35063#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 35064#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 35065#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 35066#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 35071#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 35106#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 35105#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 35104#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 35103#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 35102#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 35101#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 35100#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 35099#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 35098#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 35097#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 35096#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 35095#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 35094#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 35093#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 35092#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 35091#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 35090#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 35089#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 35088#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 35087#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 35086#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 35084#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 35085#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 35175#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 35083#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 35082#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 35075#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 35072#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 35073#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 35080#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 35076#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 35077#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 35167#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 35166#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 35165#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 35164#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 35162#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 35161#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 35160#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 35159#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 35157#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 35156#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 35155#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 35154#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 35152#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 35151#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 35150#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 35149#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 35147#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 35146#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 35145#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 35144#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 35142#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 35141#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 35140#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 35139#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 35137#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 35136#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 35135#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 35134#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 35132#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 35131#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 35130#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 35129#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 35127#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 35126#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 35125#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 35124#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 35122#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 35121#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 35120#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 35119#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 35117#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 35116#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 35115#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 35114#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 35113#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 35110#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 35109#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 35107#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 35078#L517-3 [2022-11-20 11:24:53,152 INFO L750 eck$LassoCheckResult]: Loop: 35078#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 35079#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 35078#L517-3 [2022-11-20 11:24:53,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:24:53,153 INFO L85 PathProgramCache]: Analyzing trace with hash 994961413, now seen corresponding path program 40 times [2022-11-20 11:24:53,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:24:53,153 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903720161] [2022-11-20 11:24:53,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:24:53,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:24:53,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:24:53,189 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:24:53,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:24:53,226 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:24:53,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:24:53,226 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 41 times [2022-11-20 11:24:53,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:24:53,226 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613286515] [2022-11-20 11:24:53,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:24:53,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:24:53,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:24:53,232 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:24:53,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:24:53,235 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:24:53,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:24:53,236 INFO L85 PathProgramCache]: Analyzing trace with hash -1619787958, now seen corresponding path program 26 times [2022-11-20 11:24:53,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:24:53,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118676943] [2022-11-20 11:24:53,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:24:53,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:24:53,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:24:53,274 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:24:53,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:24:53,314 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:25:33,631 WARN L233 SmtUtils]: Spent 40.26s on a formula simplification. DAG size of input: 479 DAG size of output: 355 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:25:36,838 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:25:36,839 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:25:36,839 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:25:36,839 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:25:36,839 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:25:36,839 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:25:36,839 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:25:36,839 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:25:36,839 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration44_Lasso [2022-11-20 11:25:36,839 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:25:36,839 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:25:36,842 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:25:36,846 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:25:36,848 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:25:36,849 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:25:36,851 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:25:36,853 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:25:45,960 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:25:45,962 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:25:45,964 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:25:45,967 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:25:45,969 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:25:45,970 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:25:45,973 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:25:45,974 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:25:45,976 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:25:45,978 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:25:45,979 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:25:45,981 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:25:46,917 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:25:46,917 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:25:46,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:25:46,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:25:46,918 INFO L229 MonitoredProcess]: Starting monitored process 411 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:25:46,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (411)] Waiting until timeout for monitored process [2022-11-20 11:25:46,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:25:46,931 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:25:46,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:25:46,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:25:46,931 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:25:46,932 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:25:46,932 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:25:46,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:25:46,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (411)] Ended with exit code 0 [2022-11-20 11:25:46,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:25:46,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:25:46,940 INFO L229 MonitoredProcess]: Starting monitored process 412 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:25:46,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (412)] Waiting until timeout for monitored process [2022-11-20 11:25:46,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:25:46,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:25:46,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:25:46,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:25:46,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:25:46,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:25:46,953 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:25:46,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:25:46,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:25:46,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (412)] Ended with exit code 0 [2022-11-20 11:25:46,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:25:46,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:25:46,957 INFO L229 MonitoredProcess]: Starting monitored process 413 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:25:46,967 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:25:46,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:25:46,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:25:46,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:25:46,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:25:46,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:25:46,980 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:25:46,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:25:46,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (413)] Waiting until timeout for monitored process [2022-11-20 11:25:46,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:25:46,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (413)] Forceful destruction successful, exit code 0 [2022-11-20 11:25:46,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:25:46,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:25:46,999 INFO L229 MonitoredProcess]: Starting monitored process 414 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:25:47,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:25:47,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:25:47,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:25:47,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:25:47,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:25:47,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:25:47,020 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:25:47,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:25:47,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (414)] Waiting until timeout for monitored process [2022-11-20 11:25:47,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:25:47,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (414)] Forceful destruction successful, exit code 0 [2022-11-20 11:25:47,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:25:47,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:25:47,047 INFO L229 MonitoredProcess]: Starting monitored process 415 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:25:47,051 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:25:47,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:25:47,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:25:47,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:25:47,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:25:47,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:25:47,064 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:25:47,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:25:47,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (415)] Waiting until timeout for monitored process [2022-11-20 11:25:47,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:25:47,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (415)] Forceful destruction successful, exit code 0 [2022-11-20 11:25:47,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:25:47,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:25:47,077 INFO L229 MonitoredProcess]: Starting monitored process 416 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:25:47,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:25:47,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:25:47,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:25:47,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:25:47,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:25:47,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (416)] Waiting until timeout for monitored process [2022-11-20 11:25:47,096 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:25:47,096 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:25:47,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:25:47,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (416)] Forceful destruction successful, exit code 0 [2022-11-20 11:25:47,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:25:47,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:25:47,117 INFO L229 MonitoredProcess]: Starting monitored process 417 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:25:47,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:25:47,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:25:47,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:25:47,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:25:47,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:25:47,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (417)] Waiting until timeout for monitored process [2022-11-20 11:25:47,137 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:25:47,137 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:25:47,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:25:47,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (417)] Forceful destruction successful, exit code 0 [2022-11-20 11:25:47,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:25:47,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:25:47,171 INFO L229 MonitoredProcess]: Starting monitored process 418 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:25:47,175 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 [2022-11-20 11:25:47,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:25:47,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:25:47,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:25:47,188 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:25:47,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (418)] Waiting until timeout for monitored process [2022-11-20 11:25:47,196 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:25:47,196 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:25:47,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:25:47,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (418)] Forceful destruction successful, exit code 0 [2022-11-20 11:25:47,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:25:47,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:25:47,231 INFO L229 MonitoredProcess]: Starting monitored process 419 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:25:47,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:25:47,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:25:47,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:25:47,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:25:47,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:25:47,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (419)] Waiting until timeout for monitored process [2022-11-20 11:25:47,250 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:25:47,250 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:25:47,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:25:47,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (419)] Forceful destruction successful, exit code 0 [2022-11-20 11:25:47,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:25:47,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:25:47,275 INFO L229 MonitoredProcess]: Starting monitored process 420 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:25:47,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:25:47,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (420)] Waiting until timeout for monitored process [2022-11-20 11:25:47,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:25:47,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:25:47,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:25:47,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:25:47,294 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:25:47,294 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:25:47,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:25:47,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (420)] Forceful destruction successful, exit code 0 [2022-11-20 11:25:47,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:25:47,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:25:47,316 INFO L229 MonitoredProcess]: Starting monitored process 421 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:25:47,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:25:47,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:25:47,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:25:47,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:25:47,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:25:47,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (421)] Waiting until timeout for monitored process [2022-11-20 11:25:47,335 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:25:47,335 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:25:47,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:25:47,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (421)] Forceful destruction successful, exit code 0 [2022-11-20 11:25:47,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:25:47,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:25:47,359 INFO L229 MonitoredProcess]: Starting monitored process 422 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:25:47,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:25:47,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:25:47,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:25:47,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:25:47,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:25:47,378 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:25:47,378 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:25:47,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (422)] Waiting until timeout for monitored process [2022-11-20 11:25:47,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:25:47,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (422)] Forceful destruction successful, exit code 0 [2022-11-20 11:25:47,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:25:47,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:25:47,399 INFO L229 MonitoredProcess]: Starting monitored process 423 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:25:47,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:25:47,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:25:47,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:25:47,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:25:47,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:25:47,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (423)] Waiting until timeout for monitored process [2022-11-20 11:25:47,422 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:25:47,422 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:25:47,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:25:47,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (423)] Forceful destruction successful, exit code 0 [2022-11-20 11:25:47,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:25:47,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:25:47,455 INFO L229 MonitoredProcess]: Starting monitored process 424 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:25:47,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:25:47,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (424)] Waiting until timeout for monitored process [2022-11-20 11:25:47,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:25:47,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:25:47,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:25:47,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:25:47,472 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:25:47,472 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:25:47,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:25:47,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (424)] Ended with exit code 0 [2022-11-20 11:25:47,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:25:47,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:25:47,482 INFO L229 MonitoredProcess]: Starting monitored process 425 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:25:47,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (425)] Waiting until timeout for monitored process [2022-11-20 11:25:47,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:25:47,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:25:47,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:25:47,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:25:47,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:25:47,497 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:25:47,497 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:25:47,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:25:47,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (425)] Ended with exit code 0 [2022-11-20 11:25:47,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:25:47,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:25:47,508 INFO L229 MonitoredProcess]: Starting monitored process 426 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:25:47,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (426)] Waiting until timeout for monitored process [2022-11-20 11:25:47,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:25:47,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:25:47,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:25:47,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:25:47,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:25:47,524 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:25:47,524 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:25:47,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:25:47,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (426)] Forceful destruction successful, exit code 0 [2022-11-20 11:25:47,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:25:47,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:25:47,536 INFO L229 MonitoredProcess]: Starting monitored process 427 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:25:47,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (427)] Waiting until timeout for monitored process [2022-11-20 11:25:47,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:25:47,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:25:47,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:25:47,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:25:47,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:25:47,552 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:25:47,552 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:25:47,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:25:47,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (427)] Ended with exit code 0 [2022-11-20 11:25:47,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:25:47,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:25:47,559 INFO L229 MonitoredProcess]: Starting monitored process 428 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:25:47,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (428)] Waiting until timeout for monitored process [2022-11-20 11:25:47,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:25:47,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:25:47,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:25:47,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:25:47,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:25:47,574 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:25:47,575 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:25:47,582 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:25:47,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (428)] Ended with exit code 0 [2022-11-20 11:25:47,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:25:47,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:25:47,585 INFO L229 MonitoredProcess]: Starting monitored process 429 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:25:47,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (429)] Waiting until timeout for monitored process [2022-11-20 11:25:47,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:25:47,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:25:47,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:25:47,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:25:47,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:25:47,600 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:25:47,600 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:25:47,608 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:25:47,616 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-11-20 11:25:47,616 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-11-20 11:25:47,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:25:47,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:25:47,618 INFO L229 MonitoredProcess]: Starting monitored process 430 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:25:47,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (430)] Waiting until timeout for monitored process [2022-11-20 11:25:47,619 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:25:47,630 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:25:47,630 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:25:47,630 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 52 ULTIMATE.start_main_~numbers~0#1.offset))_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 52 ULTIMATE.start_main_~numbers~0#1.offset))_2 Supporting invariants [] [2022-11-20 11:25:47,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (429)] Ended with exit code 0 [2022-11-20 11:25:48,000 INFO L156 tatePredicateManager]: 59 out of 61 supporting invariants were superfluous and have been removed [2022-11-20 11:25:48,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:25:48,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:25:48,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 40 conjunts are in the unsatisfiable core [2022-11-20 11:25:48,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:25:48,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (430)] Forceful destruction successful, exit code 0 [2022-11-20 11:25:48,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:25:48,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:25:48,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:25:48,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:25:48,884 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.15 stem predicates 2 loop predicates [2022-11-20 11:25:48,884 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 113 states and 131 transitions. cyclomatic complexity: 35 Second operand has 17 states, 17 states have (on average 3.7058823529411766) internal successors, (63), 17 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:25:48,943 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 113 states and 131 transitions. cyclomatic complexity: 35. Second operand has 17 states, 17 states have (on average 3.7058823529411766) internal successors, (63), 17 states have internal predecessors, (63), 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 115 states and 135 transitions. Complement of second has 4 states. [2022-11-20 11:25:48,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:25:48,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 3.7058823529411766) internal successors, (63), 17 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:25:48,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:25:48,950 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 89 letters. Loop has 2 letters. [2022-11-20 11:25:48,951 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:25:48,951 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:25:48,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:25:49,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:25:49,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 40 conjunts are in the unsatisfiable core [2022-11-20 11:25:49,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:25:49,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:25:49,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:25:49,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:25:49,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:25:49,849 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.15 stem predicates 2 loop predicates [2022-11-20 11:25:49,849 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 113 states and 131 transitions. cyclomatic complexity: 35 Second operand has 17 states, 17 states have (on average 3.7058823529411766) internal successors, (63), 17 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:25:49,906 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 113 states and 131 transitions. cyclomatic complexity: 35. Second operand has 17 states, 17 states have (on average 3.7058823529411766) internal successors, (63), 17 states have internal predecessors, (63), 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 115 states and 135 transitions. Complement of second has 4 states. [2022-11-20 11:25:49,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:25:49,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 3.7058823529411766) internal successors, (63), 17 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:25:49,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:25:49,907 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 89 letters. Loop has 2 letters. [2022-11-20 11:25:49,907 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:25:49,907 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:25:49,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:25:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:25:49,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 40 conjunts are in the unsatisfiable core [2022-11-20 11:25:50,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:25:50,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:25:50,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:25:50,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:25:50,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:25:50,887 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.15 stem predicates 2 loop predicates [2022-11-20 11:25:50,887 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 113 states and 131 transitions. cyclomatic complexity: 35 Second operand has 17 states, 17 states have (on average 3.7058823529411766) internal successors, (63), 17 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:25:51,450 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 113 states and 131 transitions. cyclomatic complexity: 35. Second operand has 17 states, 17 states have (on average 3.7058823529411766) internal successors, (63), 17 states have internal predecessors, (63), 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 218 states and 279 transitions. Complement of second has 34 states. [2022-11-20 11:25:51,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 19 states 15 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:25:51,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 3.7058823529411766) internal successors, (63), 17 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:25:51,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 101 transitions. [2022-11-20 11:25:51,451 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states and 101 transitions. Stem has 89 letters. Loop has 2 letters. [2022-11-20 11:25:51,452 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:25:51,452 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states and 101 transitions. Stem has 91 letters. Loop has 2 letters. [2022-11-20 11:25:51,452 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:25:51,452 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states and 101 transitions. Stem has 89 letters. Loop has 4 letters. [2022-11-20 11:25:51,452 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:25:51,452 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 218 states and 279 transitions. [2022-11-20 11:25:51,453 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:25:51,454 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 218 states to 211 states and 269 transitions. [2022-11-20 11:25:51,454 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2022-11-20 11:25:51,454 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-11-20 11:25:51,455 INFO L73 IsDeterministic]: Start isDeterministic. Operand 211 states and 269 transitions. [2022-11-20 11:25:51,455 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:25:51,455 INFO L218 hiAutomatonCegarLoop]: Abstraction has 211 states and 269 transitions. [2022-11-20 11:25:51,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states and 269 transitions. [2022-11-20 11:25:51,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 109. [2022-11-20 11:25:51,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 109 states have (on average 1.1559633027522935) internal successors, (126), 108 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:25:51,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 126 transitions. [2022-11-20 11:25:51,458 INFO L240 hiAutomatonCegarLoop]: Abstraction has 109 states and 126 transitions. [2022-11-20 11:25:51,458 INFO L428 stractBuchiCegarLoop]: Abstraction has 109 states and 126 transitions. [2022-11-20 11:25:51,458 INFO L335 stractBuchiCegarLoop]: ======== Iteration 45 ============ [2022-11-20 11:25:51,458 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 109 states and 126 transitions. [2022-11-20 11:25:51,458 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:25:51,459 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:25:51,459 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:25:51,459 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [15, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1] [2022-11-20 11:25:51,459 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:25:51,460 INFO L748 eck$LassoCheckResult]: Stem: 36818#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 36819#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 36820#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 36813#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 36814#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 36815#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 36816#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 36817#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 36821#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 36859#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 36858#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 36857#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 36856#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 36855#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 36854#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 36853#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 36852#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 36851#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 36850#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 36849#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 36848#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 36847#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 36846#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 36845#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 36844#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 36843#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 36842#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 36841#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 36840#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 36839#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 36838#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 36834#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 36833#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 36826#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 36822#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 36823#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 36920#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 36919#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 36824#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 36825#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 36832#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 36827#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 36828#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 36917#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 36916#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 36915#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 36914#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 36912#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 36911#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 36910#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 36909#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 36907#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 36906#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 36905#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 36904#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 36902#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 36901#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 36900#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 36899#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 36897#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 36896#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 36895#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 36894#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 36892#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 36891#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 36890#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 36889#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 36887#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 36886#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 36885#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 36884#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 36882#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 36881#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 36880#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 36879#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 36877#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 36876#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 36875#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 36874#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 36872#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 36871#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 36870#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 36869#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 36867#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 36866#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 36865#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 36864#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 36861#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 36860#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 36837#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 36835#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 36829#L517-3 [2022-11-20 11:25:51,460 INFO L750 eck$LassoCheckResult]: Loop: 36829#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 36830#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 36829#L517-3 [2022-11-20 11:25:51,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:25:51,460 INFO L85 PathProgramCache]: Analyzing trace with hash -554811908, now seen corresponding path program 41 times [2022-11-20 11:25:51,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:25:51,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888082021] [2022-11-20 11:25:51,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:25:51,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:25:51,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:25:52,292 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 325 proven. 249 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:25:52,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:25:52,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888082021] [2022-11-20 11:25:52,292 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888082021] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:25:52,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [531279058] [2022-11-20 11:25:52,292 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-20 11:25:52,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:25:52,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:25:52,294 INFO L229 MonitoredProcess]: Starting monitored process 431 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:25:52,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (431)] Waiting until timeout for monitored process [2022-11-20 11:25:52,823 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 15 check-sat command(s) [2022-11-20 11:25:52,823 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 11:25:52,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 34 conjunts are in the unsatisfiable core [2022-11-20 11:25:52,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:25:53,532 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 378 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:25:53,533 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 11:25:54,041 INFO L134 CoverageAnalysis]: Checked inductivity of 574 backedges. 378 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:25:54,041 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [531279058] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 11:25:54,041 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 11:25:54,042 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 32, 32] total 49 [2022-11-20 11:25:54,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233719815] [2022-11-20 11:25:54,042 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 11:25:54,042 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:25:54,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:25:54,043 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 42 times [2022-11-20 11:25:54,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:25:54,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658335433] [2022-11-20 11:25:54,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:25:54,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:25:54,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:25:54,049 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:25:54,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:25:54,053 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:25:54,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:25:54,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2022-11-20 11:25:54,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=549, Invalid=1901, Unknown=0, NotChecked=0, Total=2450 [2022-11-20 11:25:54,100 INFO L87 Difference]: Start difference. First operand 109 states and 126 transitions. cyclomatic complexity: 34 Second operand has 50 states, 49 states have (on average 3.204081632653061) internal successors, (157), 50 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:25:54,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:25:54,696 INFO L93 Difference]: Finished difference Result 184 states and 215 transitions. [2022-11-20 11:25:54,697 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 184 states and 215 transitions. [2022-11-20 11:25:54,698 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:25:54,699 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 184 states to 112 states and 129 transitions. [2022-11-20 11:25:54,699 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-20 11:25:54,699 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-11-20 11:25:54,699 INFO L73 IsDeterministic]: Start isDeterministic. Operand 112 states and 129 transitions. [2022-11-20 11:25:54,700 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:25:54,700 INFO L218 hiAutomatonCegarLoop]: Abstraction has 112 states and 129 transitions. [2022-11-20 11:25:54,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states and 129 transitions. [2022-11-20 11:25:54,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 111. [2022-11-20 11:25:54,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 111 states have (on average 1.1531531531531531) internal successors, (128), 110 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:25:54,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 128 transitions. [2022-11-20 11:25:54,702 INFO L240 hiAutomatonCegarLoop]: Abstraction has 111 states and 128 transitions. [2022-11-20 11:25:54,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-20 11:25:54,703 INFO L428 stractBuchiCegarLoop]: Abstraction has 111 states and 128 transitions. [2022-11-20 11:25:54,703 INFO L335 stractBuchiCegarLoop]: ======== Iteration 46 ============ [2022-11-20 11:25:54,703 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 111 states and 128 transitions. [2022-11-20 11:25:54,703 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:25:54,704 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:25:54,704 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:25:54,704 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [15, 15, 15, 14, 14, 14, 1, 1, 1, 1, 1, 1] [2022-11-20 11:25:54,704 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:25:54,705 INFO L748 eck$LassoCheckResult]: Stem: 37736#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 37737#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 37738#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 37731#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 37732#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 37733#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 37734#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 37735#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 37739#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 37779#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 37778#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 37777#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 37776#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 37775#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 37774#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 37773#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 37772#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 37771#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 37770#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 37769#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 37768#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 37767#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 37766#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 37765#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 37764#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 37763#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 37762#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 37761#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 37760#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 37759#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 37758#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 37757#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 37756#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 37751#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 37750#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 37745#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 37740#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 37741#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 37748#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 37744#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 37742#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 37743#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 37840#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 37839#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 37838#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 37836#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 37835#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 37834#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 37833#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 37831#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 37830#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 37829#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 37828#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 37826#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 37825#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 37824#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 37823#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 37821#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 37820#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 37819#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 37818#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 37816#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 37815#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 37814#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 37813#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 37811#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 37810#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 37809#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 37808#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 37806#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 37805#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 37804#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 37803#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 37801#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 37800#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 37799#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 37798#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 37796#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 37795#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 37794#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 37793#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 37791#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 37790#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 37789#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 37788#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 37786#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 37785#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 37784#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 37783#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 37782#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 37755#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 37754#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 37752#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 37746#L517-3 [2022-11-20 11:25:54,705 INFO L750 eck$LassoCheckResult]: Loop: 37746#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 37747#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 37746#L517-3 [2022-11-20 11:25:54,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:25:54,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1838066982, now seen corresponding path program 42 times [2022-11-20 11:25:54,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:25:54,706 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056376945] [2022-11-20 11:25:54,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:25:54,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:25:54,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:25:54,746 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:25:54,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:25:54,792 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:25:54,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:25:54,792 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 43 times [2022-11-20 11:25:54,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:25:54,793 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029924339] [2022-11-20 11:25:54,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:25:54,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:25:54,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:25:54,798 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:25:54,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:25:54,802 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:25:54,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:25:54,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1150809889, now seen corresponding path program 27 times [2022-11-20 11:25:54,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:25:54,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542895444] [2022-11-20 11:25:54,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:25:54,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:25:54,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:25:54,844 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:25:54,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:25:54,882 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:26:51,789 WARN L233 SmtUtils]: Spent 56.81s on a formula simplification. DAG size of input: 493 DAG size of output: 365 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:27:02,770 WARN L233 SmtUtils]: Spent 10.57s on a formula simplification that was a NOOP. DAG size: 189 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:27:02,774 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:27:02,774 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:27:02,774 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:27:02,774 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:27:02,775 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:27:02,775 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:02,775 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:27:02,775 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:27:02,775 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration46_Lasso [2022-11-20 11:27:02,775 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:27:02,775 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:27:02,778 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:27:02,780 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:27:02,782 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:27:02,783 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:27:02,786 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:27:02,788 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:27:43,691 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:27:43,693 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:27:43,695 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:27:43,696 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:27:43,698 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:27:43,700 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:27:43,702 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:27:43,704 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:27:43,706 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:27:43,707 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:27:43,711 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:27:43,712 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:27:44,624 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:27:44,624 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:27:44,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:44,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:44,626 INFO L229 MonitoredProcess]: Starting monitored process 432 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:44,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (432)] Waiting until timeout for monitored process [2022-11-20 11:27:44,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:27:44,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:27:44,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:27:44,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:27:44,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:27:44,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:27:44,638 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:27:44,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:27:44,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:27:44,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (432)] Forceful destruction successful, exit code 0 [2022-11-20 11:27:44,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:44,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:44,643 INFO L229 MonitoredProcess]: Starting monitored process 433 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:44,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (433)] Waiting until timeout for monitored process [2022-11-20 11:27:44,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:27:44,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:27:44,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:27:44,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:27:44,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:27:44,655 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:27:44,656 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:27:44,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:27:44,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:27:44,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (433)] Forceful destruction successful, exit code 0 [2022-11-20 11:27:44,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:44,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:44,660 INFO L229 MonitoredProcess]: Starting monitored process 434 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:44,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (434)] Waiting until timeout for monitored process [2022-11-20 11:27:44,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:27:44,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:27:44,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:27:44,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:27:44,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:27:44,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:27:44,673 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:27:44,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:27:44,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:27:44,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (434)] Ended with exit code 0 [2022-11-20 11:27:44,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:44,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:44,677 INFO L229 MonitoredProcess]: Starting monitored process 435 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:44,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (435)] Waiting until timeout for monitored process [2022-11-20 11:27:44,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:27:44,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:27:44,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:27:44,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:27:44,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:27:44,690 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:27:44,690 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:27:44,694 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:27:44,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (435)] Ended with exit code 0 [2022-11-20 11:27:44,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:44,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:44,697 INFO L229 MonitoredProcess]: Starting monitored process 436 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:44,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (436)] Waiting until timeout for monitored process [2022-11-20 11:27:44,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:27:44,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:27:44,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:27:44,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:27:44,709 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:27:44,710 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:27:44,710 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:27:44,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:27:44,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (436)] Ended with exit code 0 [2022-11-20 11:27:44,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:44,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:44,717 INFO L229 MonitoredProcess]: Starting monitored process 437 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:44,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (437)] Waiting until timeout for monitored process [2022-11-20 11:27:44,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:27:44,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:27:44,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:27:44,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:27:44,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:27:44,731 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:27:44,732 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:27:44,738 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:27:44,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (437)] Ended with exit code 0 [2022-11-20 11:27:44,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:44,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:44,742 INFO L229 MonitoredProcess]: Starting monitored process 438 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:44,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (438)] Waiting until timeout for monitored process [2022-11-20 11:27:44,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:27:44,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:27:44,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:27:44,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:27:44,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:27:44,757 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:27:44,757 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:27:44,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:27:44,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (438)] Ended with exit code 0 [2022-11-20 11:27:44,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:44,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:44,766 INFO L229 MonitoredProcess]: Starting monitored process 439 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:44,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (439)] Waiting until timeout for monitored process [2022-11-20 11:27:44,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:27:44,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:27:44,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:27:44,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:27:44,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:27:44,780 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:27:44,780 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:27:44,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:27:44,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (439)] Forceful destruction successful, exit code 0 [2022-11-20 11:27:44,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:44,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:44,787 INFO L229 MonitoredProcess]: Starting monitored process 440 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:44,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (440)] Waiting until timeout for monitored process [2022-11-20 11:27:44,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:27:44,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:27:44,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:27:44,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:27:44,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:27:44,801 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:27:44,801 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:27:44,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:27:44,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (440)] Forceful destruction successful, exit code 0 [2022-11-20 11:27:44,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:44,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:44,837 INFO L229 MonitoredProcess]: Starting monitored process 441 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:44,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (441)] Waiting until timeout for monitored process [2022-11-20 11:27:44,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:27:44,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:27:44,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:27:44,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:27:44,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:27:44,852 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:27:44,852 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:27:44,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:27:44,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (441)] Ended with exit code 0 [2022-11-20 11:27:44,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:44,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:44,862 INFO L229 MonitoredProcess]: Starting monitored process 442 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:44,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (442)] Waiting until timeout for monitored process [2022-11-20 11:27:44,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:27:44,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:27:44,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:27:44,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:27:44,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:27:44,877 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:27:44,877 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:27:44,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:27:44,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (442)] Ended with exit code 0 [2022-11-20 11:27:44,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:44,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:44,887 INFO L229 MonitoredProcess]: Starting monitored process 443 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:44,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (443)] Waiting until timeout for monitored process [2022-11-20 11:27:44,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:27:44,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:27:44,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:27:44,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:27:44,899 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:27:44,902 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:27:44,902 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:27:44,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:27:44,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (443)] Ended with exit code 0 [2022-11-20 11:27:44,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:44,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:44,914 INFO L229 MonitoredProcess]: Starting monitored process 444 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:44,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (444)] Waiting until timeout for monitored process [2022-11-20 11:27:44,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:27:44,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:27:44,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:27:44,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:27:44,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:27:44,929 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:27:44,929 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:27:44,936 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:27:44,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (444)] Forceful destruction successful, exit code 0 [2022-11-20 11:27:44,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:44,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:44,939 INFO L229 MonitoredProcess]: Starting monitored process 445 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:44,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (445)] Waiting until timeout for monitored process [2022-11-20 11:27:44,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:27:44,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:27:44,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:27:44,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:27:44,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:27:44,954 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:27:44,954 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:27:44,961 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:27:44,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (445)] Ended with exit code 0 [2022-11-20 11:27:44,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:44,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:44,965 INFO L229 MonitoredProcess]: Starting monitored process 446 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:44,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (446)] Waiting until timeout for monitored process [2022-11-20 11:27:44,967 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:27:44,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:27:44,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:27:44,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:27:44,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:27:44,981 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:27:44,981 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:27:44,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:27:44,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (446)] Forceful destruction successful, exit code 0 [2022-11-20 11:27:44,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:44,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:44,998 INFO L229 MonitoredProcess]: Starting monitored process 447 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:45,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:27:45,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:27:45,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:27:45,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:27:45,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:27:45,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (447)] Waiting until timeout for monitored process [2022-11-20 11:27:45,022 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:27:45,022 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:27:45,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:27:45,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (447)] Forceful destruction successful, exit code 0 [2022-11-20 11:27:45,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:45,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:45,039 INFO L229 MonitoredProcess]: Starting monitored process 448 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:45,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:27:45,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:27:45,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:27:45,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:27:45,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:27:45,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (448)] Waiting until timeout for monitored process [2022-11-20 11:27:45,062 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:27:45,062 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:27:45,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:27:45,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (448)] Forceful destruction successful, exit code 0 [2022-11-20 11:27:45,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:45,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:45,079 INFO L229 MonitoredProcess]: Starting monitored process 449 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:45,083 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 [2022-11-20 11:27:45,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (449)] Waiting until timeout for monitored process [2022-11-20 11:27:45,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:27:45,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:27:45,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:27:45,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:27:45,096 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:27:45,096 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:27:45,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:27:45,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (449)] Ended with exit code 0 [2022-11-20 11:27:45,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:45,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:45,107 INFO L229 MonitoredProcess]: Starting monitored process 450 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:45,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (450)] Waiting until timeout for monitored process [2022-11-20 11:27:45,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:27:45,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:27:45,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:27:45,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:27:45,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:27:45,126 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:27:45,127 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:27:45,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:27:45,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (450)] Ended with exit code 0 [2022-11-20 11:27:45,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:45,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:45,144 INFO L229 MonitoredProcess]: Starting monitored process 451 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:45,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (451)] Waiting until timeout for monitored process [2022-11-20 11:27:45,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:27:45,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:27:45,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:27:45,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:27:45,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:27:45,159 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:27:45,159 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:27:45,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:27:45,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (451)] Ended with exit code 0 [2022-11-20 11:27:45,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:45,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:45,171 INFO L229 MonitoredProcess]: Starting monitored process 452 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:45,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (452)] Waiting until timeout for monitored process [2022-11-20 11:27:45,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:27:45,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:27:45,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:27:45,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:27:45,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:27:45,186 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:27:45,186 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:27:45,194 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:27:45,206 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-11-20 11:27:45,206 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-11-20 11:27:45,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:27:45,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:27:45,207 INFO L229 MonitoredProcess]: Starting monitored process 453 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:27:45,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (453)] Waiting until timeout for monitored process [2022-11-20 11:27:45,210 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:27:45,220 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:27:45,220 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:27:45,220 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) (- 4) ULTIMATE.start_main_~numbers~0#1.offset))_17) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) (- 4) ULTIMATE.start_main_~numbers~0#1.offset))_17 Supporting invariants [] [2022-11-20 11:27:45,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (452)] Ended with exit code 0 [2022-11-20 11:27:45,825 INFO L156 tatePredicateManager]: 61 out of 63 supporting invariants were superfluous and have been removed [2022-11-20 11:27:45,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:27:45,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:27:45,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 74 conjunts are in the unsatisfiable core [2022-11-20 11:27:45,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:27:46,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (453)] Forceful destruction successful, exit code 0 [2022-11-20 11:27:47,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:27:47,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:27:47,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:27:47,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:27:47,505 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.32 stem predicates 2 loop predicates [2022-11-20 11:27:47,505 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 111 states and 128 transitions. cyclomatic complexity: 34 Second operand has 34 states, 34 states have (on average 2.7941176470588234) internal successors, (95), 34 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:27:47,916 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 111 states and 128 transitions. cyclomatic complexity: 34. Second operand has 34 states, 34 states have (on average 2.7941176470588234) internal successors, (95), 34 states have internal predecessors, (95), 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 117 states and 136 transitions. Complement of second has 20 states. [2022-11-20 11:27:47,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 19 states 18 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:27:47,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 2.7941176470588234) internal successors, (95), 34 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:27:47,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 44 transitions. [2022-11-20 11:27:47,917 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states and 44 transitions. Stem has 93 letters. Loop has 2 letters. [2022-11-20 11:27:47,917 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:27:47,917 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:27:47,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:27:48,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:27:48,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 74 conjunts are in the unsatisfiable core [2022-11-20 11:27:48,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:27:49,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:27:49,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:27:49,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:27:49,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:27:49,691 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.32 stem predicates 2 loop predicates [2022-11-20 11:27:49,691 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 111 states and 128 transitions. cyclomatic complexity: 34 Second operand has 34 states, 34 states have (on average 2.7941176470588234) internal successors, (95), 34 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:27:50,230 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 111 states and 128 transitions. cyclomatic complexity: 34. Second operand has 34 states, 34 states have (on average 2.7941176470588234) internal successors, (95), 34 states have internal predecessors, (95), 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 117 states and 136 transitions. Complement of second has 20 states. [2022-11-20 11:27:50,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 19 states 18 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:27:50,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 2.7941176470588234) internal successors, (95), 34 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:27:50,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 44 transitions. [2022-11-20 11:27:50,231 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states and 44 transitions. Stem has 93 letters. Loop has 2 letters. [2022-11-20 11:27:50,231 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:27:50,231 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:27:50,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:27:50,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:27:50,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 74 conjunts are in the unsatisfiable core [2022-11-20 11:27:50,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:27:51,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:27:51,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:27:51,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:27:51,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:27:51,899 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.32 stem predicates 2 loop predicates [2022-11-20 11:27:51,899 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 111 states and 128 transitions. cyclomatic complexity: 34 Second operand has 34 states, 34 states have (on average 2.7941176470588234) internal successors, (95), 34 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:27:53,395 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 111 states and 128 transitions. cyclomatic complexity: 34. Second operand has 34 states, 34 states have (on average 2.7941176470588234) internal successors, (95), 34 states have internal predecessors, (95), 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 235 states and 300 transitions. Complement of second has 53 states. [2022-11-20 11:27:53,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 36 states 32 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:27:53,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 2.7941176470588234) internal successors, (95), 34 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:27:53,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 147 transitions. [2022-11-20 11:27:53,396 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 36 states and 147 transitions. Stem has 93 letters. Loop has 2 letters. [2022-11-20 11:27:53,396 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:27:53,396 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 36 states and 147 transitions. Stem has 95 letters. Loop has 2 letters. [2022-11-20 11:27:53,396 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:27:53,396 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 36 states and 147 transitions. Stem has 93 letters. Loop has 4 letters. [2022-11-20 11:27:53,396 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:27:53,396 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 235 states and 300 transitions. [2022-11-20 11:27:53,397 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-20 11:27:53,398 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 235 states to 230 states and 293 transitions. [2022-11-20 11:27:53,398 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-11-20 11:27:53,398 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-11-20 11:27:53,399 INFO L73 IsDeterministic]: Start isDeterministic. Operand 230 states and 293 transitions. [2022-11-20 11:27:53,399 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:27:53,399 INFO L218 hiAutomatonCegarLoop]: Abstraction has 230 states and 293 transitions. [2022-11-20 11:27:53,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states and 293 transitions. [2022-11-20 11:27:53,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 120. [2022-11-20 11:27:53,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 120 states have (on average 1.1583333333333334) internal successors, (139), 119 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:27:53,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 139 transitions. [2022-11-20 11:27:53,402 INFO L240 hiAutomatonCegarLoop]: Abstraction has 120 states and 139 transitions. [2022-11-20 11:27:53,402 INFO L428 stractBuchiCegarLoop]: Abstraction has 120 states and 139 transitions. [2022-11-20 11:27:53,402 INFO L335 stractBuchiCegarLoop]: ======== Iteration 47 ============ [2022-11-20 11:27:53,402 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 120 states and 139 transitions. [2022-11-20 11:27:53,403 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:27:53,403 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:27:53,403 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:27:53,403 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [16, 16, 15, 14, 14, 14, 1, 1, 1, 1, 1, 1] [2022-11-20 11:27:53,404 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:27:53,404 INFO L748 eck$LassoCheckResult]: Stem: 39700#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 39701#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 39702#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 39699#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 39695#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 39696#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 39697#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 39698#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 39703#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 39740#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 39739#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 39738#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 39737#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 39736#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 39735#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 39734#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 39733#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 39732#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 39731#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 39730#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 39729#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 39728#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 39727#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 39726#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 39725#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 39724#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 39723#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 39722#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 39721#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 39720#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 39719#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 39718#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 39716#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 39717#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 39814#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 39715#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 39714#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 39707#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 39704#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 39705#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 39712#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 39708#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 39709#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 39806#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 39805#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 39804#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 39803#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 39801#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 39800#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 39799#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 39798#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 39796#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 39795#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 39794#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 39793#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 39791#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 39790#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 39789#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 39788#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 39786#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 39785#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 39784#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 39783#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 39781#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 39780#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 39779#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 39778#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 39776#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 39775#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 39774#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 39773#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 39771#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 39770#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 39769#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 39768#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 39766#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 39765#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 39764#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 39763#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 39761#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 39760#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 39759#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 39758#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 39756#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 39755#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 39754#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 39753#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 39751#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 39750#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 39749#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 39748#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 39747#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 39744#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 39743#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 39741#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 39710#L517-3 [2022-11-20 11:27:53,404 INFO L750 eck$LassoCheckResult]: Loop: 39710#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 39711#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 39710#L517-3 [2022-11-20 11:27:53,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:27:53,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1904388152, now seen corresponding path program 43 times [2022-11-20 11:27:53,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:27:53,405 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272651519] [2022-11-20 11:27:53,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:27:53,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:27:53,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:27:53,444 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:27:53,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:27:53,481 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:27:53,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:27:53,482 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 44 times [2022-11-20 11:27:53,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:27:53,482 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203061922] [2022-11-20 11:27:53,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:27:53,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:27:53,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:27:53,488 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:27:53,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:27:53,491 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:27:53,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:27:53,492 INFO L85 PathProgramCache]: Analyzing trace with hash 460947133, now seen corresponding path program 28 times [2022-11-20 11:27:53,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:27:53,492 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423416153] [2022-11-20 11:27:53,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:27:53,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:27:53,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:27:53,532 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:27:53,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:27:53,574 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:28:48,914 WARN L233 SmtUtils]: Spent 55.29s on a formula simplification. DAG size of input: 508 DAG size of output: 376 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:28:53,781 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:28:53,781 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:28:53,781 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:28:53,781 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:28:53,781 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:28:53,781 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:28:53,782 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:28:53,782 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:28:53,782 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration47_Lasso [2022-11-20 11:28:53,782 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:28:53,782 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:28:53,785 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:28:53,789 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:29:08,994 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:29:08,996 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:29:08,998 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:29:09,000 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:29:09,002 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:29:09,004 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:29:09,007 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:29:09,008 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:29:09,010 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:29:09,012 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:29:09,014 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:29:09,016 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:29:09,017 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:29:09,019 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:29:09,021 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:29:09,022 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:29:10,014 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:29:10,014 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:29:10,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:29:10,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:29:10,017 INFO L229 MonitoredProcess]: Starting monitored process 454 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:29:10,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (454)] Waiting until timeout for monitored process [2022-11-20 11:29:10,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:29:10,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:29:10,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:29:10,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:29:10,028 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:29:10,029 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:29:10,029 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:29:10,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:29:10,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (454)] Forceful destruction successful, exit code 0 [2022-11-20 11:29:10,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:29:10,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:29:10,037 INFO L229 MonitoredProcess]: Starting monitored process 455 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:29:10,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (455)] Waiting until timeout for monitored process [2022-11-20 11:29:10,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:29:10,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:29:10,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:29:10,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:29:10,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:29:10,051 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:29:10,051 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:29:10,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:29:10,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (455)] Forceful destruction successful, exit code 0 [2022-11-20 11:29:10,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:29:10,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:29:10,058 INFO L229 MonitoredProcess]: Starting monitored process 456 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:29:10,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (456)] Waiting until timeout for monitored process [2022-11-20 11:29:10,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:29:10,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:29:10,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:29:10,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:29:10,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:29:10,071 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:29:10,071 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:29:10,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:29:10,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (456)] Forceful destruction successful, exit code 0 [2022-11-20 11:29:10,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:29:10,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:29:10,079 INFO L229 MonitoredProcess]: Starting monitored process 457 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:29:10,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (457)] Waiting until timeout for monitored process [2022-11-20 11:29:10,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:29:10,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:29:10,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:29:10,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:29:10,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:29:10,093 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:29:10,094 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:29:10,102 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:29:10,110 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-11-20 11:29:10,110 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-11-20 11:29:10,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:29:10,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:29:10,113 INFO L229 MonitoredProcess]: Starting monitored process 458 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:29:10,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (458)] Waiting until timeout for monitored process [2022-11-20 11:29:10,114 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:29:10,125 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:29:10,125 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:29:10,125 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) ULTIMATE.start_main_~numbers~0#1.offset (- 8)))_13) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ (* ULTIMATE.start_main_~k~0#1 4) ULTIMATE.start_main_~numbers~0#1.offset (- 8)))_13 Supporting invariants [] [2022-11-20 11:29:10,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (457)] Ended with exit code 0 [2022-11-20 11:29:10,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (458)] Forceful destruction successful, exit code 0 [2022-11-20 11:29:10,628 INFO L156 tatePredicateManager]: 63 out of 65 supporting invariants were superfluous and have been removed [2022-11-20 11:29:10,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:29:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:29:10,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-20 11:29:10,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:29:12,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:29:12,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:29:12,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:29:12,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:29:12,399 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.33 stem predicates 2 loop predicates [2022-11-20 11:29:12,399 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 120 states and 139 transitions. cyclomatic complexity: 37 Second operand has 35 states, 35 states have (on average 2.7714285714285714) internal successors, (97), 35 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:29:13,090 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 120 states and 139 transitions. cyclomatic complexity: 37. Second operand has 35 states, 35 states have (on average 2.7714285714285714) internal successors, (97), 35 states have internal predecessors, (97), 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 127 states and 149 transitions. Complement of second has 21 states. [2022-11-20 11:29:13,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 20 states 19 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:29:13,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 2.7714285714285714) internal successors, (97), 35 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:29:13,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 49 transitions. [2022-11-20 11:29:13,091 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 20 states and 49 transitions. Stem has 95 letters. Loop has 2 letters. [2022-11-20 11:29:13,092 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:29:13,092 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:29:13,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:29:13,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:29:13,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-20 11:29:13,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:29:14,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:29:14,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:29:14,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:29:14,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:29:14,826 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.33 stem predicates 2 loop predicates [2022-11-20 11:29:14,826 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 120 states and 139 transitions. cyclomatic complexity: 37 Second operand has 35 states, 35 states have (on average 2.7714285714285714) internal successors, (97), 35 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:29:15,588 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 120 states and 139 transitions. cyclomatic complexity: 37. Second operand has 35 states, 35 states have (on average 2.7714285714285714) internal successors, (97), 35 states have internal predecessors, (97), 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 127 states and 149 transitions. Complement of second has 21 states. [2022-11-20 11:29:15,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 20 states 19 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:29:15,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 2.7714285714285714) internal successors, (97), 35 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:29:15,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 49 transitions. [2022-11-20 11:29:15,589 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 20 states and 49 transitions. Stem has 95 letters. Loop has 2 letters. [2022-11-20 11:29:15,589 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:29:15,589 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:29:15,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:29:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:29:15,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-20 11:29:15,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:29:17,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:29:17,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:29:17,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:29:17,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:29:17,347 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.33 stem predicates 2 loop predicates [2022-11-20 11:29:17,347 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 120 states and 139 transitions. cyclomatic complexity: 37 Second operand has 35 states, 35 states have (on average 2.7714285714285714) internal successors, (97), 35 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:29:19,001 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 120 states and 139 transitions. cyclomatic complexity: 37. Second operand has 35 states, 35 states have (on average 2.7714285714285714) internal successors, (97), 35 states have internal predecessors, (97), 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 336 states and 434 transitions. Complement of second has 55 states. [2022-11-20 11:29:19,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 37 states 33 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:29:19,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 2.7714285714285714) internal successors, (97), 35 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:29:19,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 157 transitions. [2022-11-20 11:29:19,002 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 37 states and 157 transitions. Stem has 95 letters. Loop has 2 letters. [2022-11-20 11:29:19,003 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:29:19,003 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 37 states and 157 transitions. Stem has 97 letters. Loop has 2 letters. [2022-11-20 11:29:19,003 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:29:19,003 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 37 states and 157 transitions. Stem has 95 letters. Loop has 4 letters. [2022-11-20 11:29:19,003 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:29:19,004 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 336 states and 434 transitions. [2022-11-20 11:29:19,005 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2022-11-20 11:29:19,006 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 336 states to 331 states and 427 transitions. [2022-11-20 11:29:19,006 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2022-11-20 11:29:19,006 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2022-11-20 11:29:19,007 INFO L73 IsDeterministic]: Start isDeterministic. Operand 331 states and 427 transitions. [2022-11-20 11:29:19,007 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:29:19,007 INFO L218 hiAutomatonCegarLoop]: Abstraction has 331 states and 427 transitions. [2022-11-20 11:29:19,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states and 427 transitions. [2022-11-20 11:29:19,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 122. [2022-11-20 11:29:19,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 122 states have (on average 1.1639344262295082) internal successors, (142), 121 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:29:19,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 142 transitions. [2022-11-20 11:29:19,010 INFO L240 hiAutomatonCegarLoop]: Abstraction has 122 states and 142 transitions. [2022-11-20 11:29:19,010 INFO L428 stractBuchiCegarLoop]: Abstraction has 122 states and 142 transitions. [2022-11-20 11:29:19,011 INFO L335 stractBuchiCegarLoop]: ======== Iteration 48 ============ [2022-11-20 11:29:19,011 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 122 states and 142 transitions. [2022-11-20 11:29:19,011 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:29:19,011 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:29:19,011 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:29:19,012 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [17, 17, 15, 14, 14, 14, 1, 1, 1, 1, 1, 1] [2022-11-20 11:29:19,012 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:29:19,012 INFO L748 eck$LassoCheckResult]: Stem: 41830#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 41831#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 41832#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 41829#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 41825#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 41826#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 41827#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 41828#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 41833#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 41872#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 41871#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 41870#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 41869#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 41868#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 41867#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 41866#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 41865#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 41864#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 41863#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 41862#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 41861#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 41860#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 41859#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 41858#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 41857#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 41856#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 41855#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 41854#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 41853#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 41852#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 41851#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 41850#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 41849#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 41847#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 41848#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 41946#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 41845#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 41846#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 41945#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 41944#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 41834#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 41835#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 41843#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 41839#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 41840#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 41938#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 41937#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 41936#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 41935#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 41933#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 41932#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 41931#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 41930#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 41928#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 41927#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 41926#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 41925#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 41923#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 41922#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 41921#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 41920#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 41918#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 41917#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 41916#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 41915#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 41913#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 41912#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 41911#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 41910#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 41908#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 41907#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 41906#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 41905#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 41903#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 41902#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 41901#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 41900#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 41898#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 41897#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 41896#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 41895#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 41893#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 41892#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 41891#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 41890#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 41888#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 41887#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 41886#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 41885#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 41883#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 41882#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 41881#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 41880#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 41879#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 41876#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 41875#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 41873#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 41841#L517-3 [2022-11-20 11:29:19,013 INFO L750 eck$LassoCheckResult]: Loop: 41841#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 41842#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 41841#L517-3 [2022-11-20 11:29:19,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:29:19,013 INFO L85 PathProgramCache]: Analyzing trace with hash -778822122, now seen corresponding path program 44 times [2022-11-20 11:29:19,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:29:19,013 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147828170] [2022-11-20 11:29:19,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:29:19,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:29:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:29:19,057 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:29:19,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:29:19,098 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:29:19,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:29:19,098 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 45 times [2022-11-20 11:29:19,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:29:19,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174031738] [2022-11-20 11:29:19,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:29:19,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:29:19,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:29:19,104 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:29:19,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:29:19,108 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:29:19,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:29:19,108 INFO L85 PathProgramCache]: Analyzing trace with hash -1123748581, now seen corresponding path program 29 times [2022-11-20 11:29:19,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:29:19,109 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445644517] [2022-11-20 11:29:19,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:29:19,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:29:19,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:29:19,152 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:29:19,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:29:19,193 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:30:34,712 WARN L233 SmtUtils]: Spent 1.26m on a formula simplification. DAG size of input: 523 DAG size of output: 387 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-20 11:30:39,468 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:30:39,468 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:30:39,469 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:30:39,469 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:30:39,469 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:30:39,469 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:39,469 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:30:39,469 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:30:39,469 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-2.i_Iteration48_Lasso [2022-11-20 11:30:39,469 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:30:39,470 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:30:39,473 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:30:39,475 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:30:39,477 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:30:39,479 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:30:39,482 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:30:39,484 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:30:39,486 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:30:39,488 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:30:39,490 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:30:39,492 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:30:39,495 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:30:39,498 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:30:39,499 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:30:39,501 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:30:39,508 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:30:39,510 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:30:39,512 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:30:39,516 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:30:55,059 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:30:55,059 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:30:55,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,065 INFO L229 MonitoredProcess]: Starting monitored process 459 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,067 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 [2022-11-20 11:30:55,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,079 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:30:55,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,079 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,079 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:30:55,080 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:30:55,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (459)] Waiting until timeout for monitored process [2022-11-20 11:30:55,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (459)] Ended with exit code 0 [2022-11-20 11:30:55,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,093 INFO L229 MonitoredProcess]: Starting monitored process 460 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (460)] Waiting until timeout for monitored process [2022-11-20 11:30:55,095 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,105 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,105 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:30:55,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,105 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,106 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:30:55,106 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:30:55,107 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (460)] Forceful destruction successful, exit code 0 [2022-11-20 11:30:55,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,110 INFO L229 MonitoredProcess]: Starting monitored process 461 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (461)] Waiting until timeout for monitored process [2022-11-20 11:30:55,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,123 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:30:55,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,123 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,124 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:30:55,124 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:30:55,125 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (461)] Ended with exit code 0 [2022-11-20 11:30:55,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,128 INFO L229 MonitoredProcess]: Starting monitored process 462 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (462)] Waiting until timeout for monitored process [2022-11-20 11:30:55,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,141 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,142 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:30:55,142 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:30:55,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (462)] Ended with exit code 0 [2022-11-20 11:30:55,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,149 INFO L229 MonitoredProcess]: Starting monitored process 463 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (463)] Waiting until timeout for monitored process [2022-11-20 11:30:55,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:30:55,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,161 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:30:55,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:30:55,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (463)] Forceful destruction successful, exit code 0 [2022-11-20 11:30:55,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,166 INFO L229 MonitoredProcess]: Starting monitored process 464 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (464)] Waiting until timeout for monitored process [2022-11-20 11:30:55,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:30:55,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,185 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:30:55,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:30:55,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (464)] Ended with exit code 0 [2022-11-20 11:30:55,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,190 INFO L229 MonitoredProcess]: Starting monitored process 465 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (465)] Waiting until timeout for monitored process [2022-11-20 11:30:55,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:30:55,204 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:30:55,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (465)] Forceful destruction successful, exit code 0 [2022-11-20 11:30:55,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,211 INFO L229 MonitoredProcess]: Starting monitored process 466 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (466)] Waiting until timeout for monitored process [2022-11-20 11:30:55,213 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 [2022-11-20 11:30:55,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:30:55,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,224 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:30:55,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:30:55,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (466)] Ended with exit code 0 [2022-11-20 11:30:55,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,229 INFO L229 MonitoredProcess]: Starting monitored process 467 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (467)] Waiting until timeout for monitored process [2022-11-20 11:30:55,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:30:55,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,241 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:30:55,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:30:55,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (467)] Forceful destruction successful, exit code 0 [2022-11-20 11:30:55,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,246 INFO L229 MonitoredProcess]: Starting monitored process 468 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (468)] Waiting until timeout for monitored process [2022-11-20 11:30:55,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,284 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:30:55,284 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:30:55,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (468)] Ended with exit code 0 [2022-11-20 11:30:55,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,291 INFO L229 MonitoredProcess]: Starting monitored process 469 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (469)] Waiting until timeout for monitored process [2022-11-20 11:30:55,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,304 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:30:55,304 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:30:55,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (469)] Forceful destruction successful, exit code 0 [2022-11-20 11:30:55,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,311 INFO L229 MonitoredProcess]: Starting monitored process 470 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (470)] Waiting until timeout for monitored process [2022-11-20 11:30:55,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:30:55,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:30:55,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:30:55,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (470)] Forceful destruction successful, exit code 0 [2022-11-20 11:30:55,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,329 INFO L229 MonitoredProcess]: Starting monitored process 471 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (471)] Waiting until timeout for monitored process [2022-11-20 11:30:55,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,341 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:30:55,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,341 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:30:55,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:30:55,342 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (471)] Ended with exit code 0 [2022-11-20 11:30:55,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,346 INFO L229 MonitoredProcess]: Starting monitored process 472 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (472)] Waiting until timeout for monitored process [2022-11-20 11:30:55,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,359 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:30:55,359 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:30:55,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (472)] Ended with exit code 0 [2022-11-20 11:30:55,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,366 INFO L229 MonitoredProcess]: Starting monitored process 473 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (473)] Waiting until timeout for monitored process [2022-11-20 11:30:55,368 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,378 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:30:55,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,378 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,379 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:30:55,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:30:55,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (473)] Ended with exit code 0 [2022-11-20 11:30:55,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,384 INFO L229 MonitoredProcess]: Starting monitored process 474 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (474)] Waiting until timeout for monitored process [2022-11-20 11:30:55,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:30:55,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,397 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,398 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:30:55,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:30:55,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (474)] Ended with exit code 0 [2022-11-20 11:30:55,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,402 INFO L229 MonitoredProcess]: Starting monitored process 475 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (475)] Waiting until timeout for monitored process [2022-11-20 11:30:55,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,417 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:30:55,417 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:30:55,429 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (475)] Ended with exit code 0 [2022-11-20 11:30:55,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,433 INFO L229 MonitoredProcess]: Starting monitored process 476 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (476)] Waiting until timeout for monitored process [2022-11-20 11:30:55,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,448 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:30:55,448 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:30:55,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (476)] Ended with exit code 0 [2022-11-20 11:30:55,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,459 INFO L229 MonitoredProcess]: Starting monitored process 477 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (477)] Waiting until timeout for monitored process [2022-11-20 11:30:55,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,474 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:30:55,474 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:30:55,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (477)] Forceful destruction successful, exit code 0 [2022-11-20 11:30:55,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,484 INFO L229 MonitoredProcess]: Starting monitored process 478 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (478)] Waiting until timeout for monitored process [2022-11-20 11:30:55,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,500 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:30:55,500 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:30:55,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (478)] Ended with exit code 0 [2022-11-20 11:30:55,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,510 INFO L229 MonitoredProcess]: Starting monitored process 479 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (479)] Waiting until timeout for monitored process [2022-11-20 11:30:55,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,522 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,524 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:30:55,524 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:30:55,528 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (479)] Forceful destruction successful, exit code 0 [2022-11-20 11:30:55,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,531 INFO L229 MonitoredProcess]: Starting monitored process 480 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (480)] Waiting until timeout for monitored process [2022-11-20 11:30:55,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,546 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:30:55,546 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:30:55,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (480)] Ended with exit code 0 [2022-11-20 11:30:55,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,557 INFO L229 MonitoredProcess]: Starting monitored process 481 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (481)] Waiting until timeout for monitored process [2022-11-20 11:30:55,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,572 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:30:55,572 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:30:55,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (481)] Ended with exit code 0 [2022-11-20 11:30:55,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,583 INFO L229 MonitoredProcess]: Starting monitored process 482 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (482)] Waiting until timeout for monitored process [2022-11-20 11:30:55,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,598 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:30:55,598 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:30:55,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (482)] Ended with exit code 0 [2022-11-20 11:30:55,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,610 INFO L229 MonitoredProcess]: Starting monitored process 483 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (483)] Waiting until timeout for monitored process [2022-11-20 11:30:55,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,622 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,623 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:30:55,624 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:30:55,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (483)] Ended with exit code 0 [2022-11-20 11:30:55,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,631 INFO L229 MonitoredProcess]: Starting monitored process 484 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (484)] Waiting until timeout for monitored process [2022-11-20 11:30:55,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,644 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,646 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:30:55,646 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:30:55,652 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (484)] Ended with exit code 0 [2022-11-20 11:30:55,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,655 INFO L229 MonitoredProcess]: Starting monitored process 485 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (485)] Waiting until timeout for monitored process [2022-11-20 11:30:55,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,670 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:30:55,671 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:30:55,677 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (485)] Ended with exit code 0 [2022-11-20 11:30:55,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,681 INFO L229 MonitoredProcess]: Starting monitored process 486 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (486)] Waiting until timeout for monitored process [2022-11-20 11:30:55,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,696 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:30:55,696 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:30:55,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 11:30:55,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (486)] Ended with exit code 0 [2022-11-20 11:30:55,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,706 INFO L229 MonitoredProcess]: Starting monitored process 487 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (487)] Waiting until timeout for monitored process [2022-11-20 11:30:55,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:30:55,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:30:55,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:30:55,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:30:55,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:30:55,721 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 11:30:55,722 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 11:30:55,729 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:30:55,736 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-11-20 11:30:55,737 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 4 variables to zero. [2022-11-20 11:30:55,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:30:55,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:30:55,738 INFO L229 MonitoredProcess]: Starting monitored process 488 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:30:55,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (488)] Waiting until timeout for monitored process [2022-11-20 11:30:55,740 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:30:55,751 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-20 11:30:55,751 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:30:55,751 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 56 ULTIMATE.start_main_~numbers~0#1.offset))_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~numbers~0#1.base) (+ 56 ULTIMATE.start_main_~numbers~0#1.offset))_2 Supporting invariants [] [2022-11-20 11:30:55,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (487)] Ended with exit code 0 [2022-11-20 11:30:55,977 INFO L156 tatePredicateManager]: 35 out of 37 supporting invariants were superfluous and have been removed [2022-11-20 11:30:56,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:30:56,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:30:56,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 42 conjunts are in the unsatisfiable core [2022-11-20 11:30:56,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:30:56,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:30:56,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:30:56,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:30:56,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:30:56,931 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.16 stem predicates 2 loop predicates [2022-11-20 11:30:56,931 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 122 states and 142 transitions. cyclomatic complexity: 38 Second operand has 18 states, 18 states have (on average 3.7222222222222223) internal successors, (67), 18 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:30:56,995 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 122 states and 142 transitions. cyclomatic complexity: 38. Second operand has 18 states, 18 states have (on average 3.7222222222222223) internal successors, (67), 18 states have internal predecessors, (67), 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 124 states and 146 transitions. Complement of second has 4 states. [2022-11-20 11:30:56,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:30:56,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 3.7222222222222223) internal successors, (67), 18 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:30:56,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:30:56,996 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 97 letters. Loop has 2 letters. [2022-11-20 11:30:56,996 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:30:56,996 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:30:57,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:30:57,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:30:57,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 42 conjunts are in the unsatisfiable core [2022-11-20 11:30:57,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:30:57,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (488)] Forceful destruction successful, exit code 0 [2022-11-20 11:30:57,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:30:57,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:30:57,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:30:57,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:30:57,987 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.16 stem predicates 2 loop predicates [2022-11-20 11:30:57,987 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 122 states and 142 transitions. cyclomatic complexity: 38 Second operand has 18 states, 18 states have (on average 3.7222222222222223) internal successors, (67), 18 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:30:58,064 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 122 states and 142 transitions. cyclomatic complexity: 38. Second operand has 18 states, 18 states have (on average 3.7222222222222223) internal successors, (67), 18 states have internal predecessors, (67), 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 124 states and 146 transitions. Complement of second has 4 states. [2022-11-20 11:30:58,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2022-11-20 11:30:58,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 3.7222222222222223) internal successors, (67), 18 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:30:58,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 9 transitions. [2022-11-20 11:30:58,065 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 9 transitions. Stem has 97 letters. Loop has 2 letters. [2022-11-20 11:30:58,065 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:30:58,065 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-11-20 11:30:58,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:30:58,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:30:58,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 42 conjunts are in the unsatisfiable core [2022-11-20 11:30:58,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:30:59,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:30:59,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-20 11:30:59,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:30:59,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:30:59,054 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.16 stem predicates 2 loop predicates [2022-11-20 11:30:59,054 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 122 states and 142 transitions. cyclomatic complexity: 38 Second operand has 18 states, 18 states have (on average 3.7222222222222223) internal successors, (67), 18 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:30:59,714 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 122 states and 142 transitions. cyclomatic complexity: 38. Second operand has 18 states, 18 states have (on average 3.7222222222222223) internal successors, (67), 18 states have internal predecessors, (67), 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 234 states and 300 transitions. Complement of second has 36 states. [2022-11-20 11:30:59,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 20 states 16 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-20 11:30:59,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 3.7222222222222223) internal successors, (67), 18 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:30:59,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 107 transitions. [2022-11-20 11:30:59,715 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 20 states and 107 transitions. Stem has 97 letters. Loop has 2 letters. [2022-11-20 11:30:59,715 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:30:59,715 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 20 states and 107 transitions. Stem has 99 letters. Loop has 2 letters. [2022-11-20 11:30:59,715 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:30:59,715 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 20 states and 107 transitions. Stem has 97 letters. Loop has 4 letters. [2022-11-20 11:30:59,716 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:30:59,716 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 234 states and 300 transitions. [2022-11-20 11:30:59,717 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:30:59,718 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 234 states to 227 states and 290 transitions. [2022-11-20 11:30:59,718 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2022-11-20 11:30:59,718 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-11-20 11:30:59,718 INFO L73 IsDeterministic]: Start isDeterministic. Operand 227 states and 290 transitions. [2022-11-20 11:30:59,718 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:30:59,719 INFO L218 hiAutomatonCegarLoop]: Abstraction has 227 states and 290 transitions. [2022-11-20 11:30:59,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states and 290 transitions. [2022-11-20 11:30:59,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 116. [2022-11-20 11:30:59,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 116 states have (on average 1.1551724137931034) internal successors, (134), 115 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:30:59,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 134 transitions. [2022-11-20 11:30:59,722 INFO L240 hiAutomatonCegarLoop]: Abstraction has 116 states and 134 transitions. [2022-11-20 11:30:59,722 INFO L428 stractBuchiCegarLoop]: Abstraction has 116 states and 134 transitions. [2022-11-20 11:30:59,722 INFO L335 stractBuchiCegarLoop]: ======== Iteration 49 ============ [2022-11-20 11:30:59,722 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 116 states and 134 transitions. [2022-11-20 11:30:59,722 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:30:59,722 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:30:59,723 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:30:59,723 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [16, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1] [2022-11-20 11:30:59,723 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:30:59,724 INFO L748 eck$LassoCheckResult]: Stem: 43605#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 43606#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 43607#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 43600#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 43601#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 43602#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 43603#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 43604#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 43608#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 43651#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 43650#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 43649#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 43648#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 43647#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 43646#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 43645#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 43644#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 43643#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 43642#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 43641#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 43640#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 43639#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 43638#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 43637#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 43636#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 43635#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 43634#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 43633#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 43632#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 43631#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 43630#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 43629#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 43628#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 43621#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 43620#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 43615#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 43609#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 43610#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 43714#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 43713#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 43611#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 43612#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 43619#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 43613#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 43614#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 43711#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 43710#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 43709#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 43708#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 43706#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 43705#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 43704#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 43703#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 43701#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 43700#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 43699#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 43698#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 43696#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 43695#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 43694#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 43693#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 43691#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 43690#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 43689#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 43688#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 43686#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 43685#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 43684#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 43683#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 43681#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 43680#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 43679#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 43678#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 43676#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 43675#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 43674#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 43673#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 43671#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 43670#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 43669#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 43668#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 43666#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 43665#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 43664#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 43663#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 43661#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 43660#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 43659#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 43658#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 43656#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 43655#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 43654#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 43653#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 43626#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 43625#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 43624#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 43622#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 43617#L517-3 [2022-11-20 11:30:59,724 INFO L750 eck$LassoCheckResult]: Loop: 43617#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 43616#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 43617#L517-3 [2022-11-20 11:30:59,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:30:59,724 INFO L85 PathProgramCache]: Analyzing trace with hash -2121708753, now seen corresponding path program 45 times [2022-11-20 11:30:59,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:30:59,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058308009] [2022-11-20 11:30:59,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:30:59,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:30:59,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:31:00,685 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 378 proven. 282 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:31:00,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:31:00,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058308009] [2022-11-20 11:31:00,686 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1058308009] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:31:00,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1340998629] [2022-11-20 11:31:00,686 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-20 11:31:00,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:31:00,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:00,687 INFO L229 MonitoredProcess]: Starting monitored process 489 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:31:00,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a59cefd-6d73-4469-afba-cead8897f370/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (489)] Waiting until timeout for monitored process [2022-11-20 11:31:01,611 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2022-11-20 11:31:01,611 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-20 11:31:01,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 36 conjunts are in the unsatisfiable core [2022-11-20 11:31:01,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:31:02,420 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 435 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:31:02,420 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 11:31:03,043 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 435 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:31:03,043 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1340998629] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 11:31:03,043 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 11:31:03,043 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 34, 34] total 52 [2022-11-20 11:31:03,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821713457] [2022-11-20 11:31:03,043 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 11:31:03,044 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-20 11:31:03,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:31:03,044 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 46 times [2022-11-20 11:31:03,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:31:03,044 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314797325] [2022-11-20 11:31:03,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:31:03,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:31:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:31:03,052 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:31:03,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:31:03,055 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:31:03,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:31:03,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2022-11-20 11:31:03,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=617, Invalid=2139, Unknown=0, NotChecked=0, Total=2756 [2022-11-20 11:31:03,103 INFO L87 Difference]: Start difference. First operand 116 states and 134 transitions. cyclomatic complexity: 36 Second operand has 53 states, 52 states have (on average 3.2115384615384617) internal successors, (167), 53 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:31:03,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:31:03,921 INFO L93 Difference]: Finished difference Result 196 states and 229 transitions. [2022-11-20 11:31:03,921 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 196 states and 229 transitions. [2022-11-20 11:31:03,922 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:31:03,923 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 196 states to 119 states and 137 transitions. [2022-11-20 11:31:03,923 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-11-20 11:31:03,923 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-11-20 11:31:03,923 INFO L73 IsDeterministic]: Start isDeterministic. Operand 119 states and 137 transitions. [2022-11-20 11:31:03,923 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-20 11:31:03,923 INFO L218 hiAutomatonCegarLoop]: Abstraction has 119 states and 137 transitions. [2022-11-20 11:31:03,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states and 137 transitions. [2022-11-20 11:31:03,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 118. [2022-11-20 11:31:03,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 118 states have (on average 1.152542372881356) internal successors, (136), 117 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:31:03,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 136 transitions. [2022-11-20 11:31:03,925 INFO L240 hiAutomatonCegarLoop]: Abstraction has 118 states and 136 transitions. [2022-11-20 11:31:03,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-11-20 11:31:03,926 INFO L428 stractBuchiCegarLoop]: Abstraction has 118 states and 136 transitions. [2022-11-20 11:31:03,926 INFO L335 stractBuchiCegarLoop]: ======== Iteration 50 ============ [2022-11-20 11:31:03,926 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 118 states and 136 transitions. [2022-11-20 11:31:03,926 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 11:31:03,926 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:31:03,927 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:31:03,927 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [16, 16, 16, 15, 15, 15, 1, 1, 1, 1, 1, 1] [2022-11-20 11:31:03,927 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 11:31:03,928 INFO L748 eck$LassoCheckResult]: Stem: 44583#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 44584#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~k~0#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 44585#L526 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 44578#L526-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~k~0#1 := 0; 44579#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 44580#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 44581#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 44582#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 44586#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 44628#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 44627#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 44626#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 44625#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 44624#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 44623#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 44622#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 44621#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 44620#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 44619#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 44618#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 44617#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 44616#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 44615#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 44614#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 44613#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 44612#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 44611#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 44610#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 44609#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 44608#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 44607#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 44606#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 44605#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 44604#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 44603#L531-3 assume !!(main_~k~0#1 < main_~array_size~0#1);call write~int(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~k~0#1, 4);havoc main_#t~nondet10#1; 44598#L531-2 main_#t~post9#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 44597#L531-3 assume !(main_~k~0#1 < main_~array_size~0#1); 44592#L531-4 assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 44587#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 44588#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 44596#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 44591#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 44589#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 44590#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 44694#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 44693#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 44692#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 44690#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 44689#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 44688#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 44687#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 44685#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 44684#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 44683#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 44682#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 44680#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 44679#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 44678#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 44677#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 44675#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 44674#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 44673#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 44672#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 44670#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 44669#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 44668#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 44667#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 44665#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 44664#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 44663#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 44662#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 44660#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 44659#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 44658#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 44657#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 44655#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 44654#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 44653#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 44652#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 44650#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 44649#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 44648#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 44647#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 44645#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 44644#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 44643#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 44642#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 44640#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 44639#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 44638#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 44637#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 44635#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 44634#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 44633#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 44632#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 44631#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 44602#L517-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 44601#L516-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 44599#L516-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 44594#L517-3 [2022-11-20 11:31:03,928 INFO L750 eck$LassoCheckResult]: Loop: 44594#L517-3 call test_fun_#t~mem3#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 44593#L517-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 44594#L517-3 [2022-11-20 11:31:03,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:31:03,928 INFO L85 PathProgramCache]: Analyzing trace with hash 588562829, now seen corresponding path program 46 times [2022-11-20 11:31:03,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:31:03,929 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015713889] [2022-11-20 11:31:03,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:31:03,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:31:03,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:31:03,973 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:31:04,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:31:04,015 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:31:04,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:31:04,016 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 47 times [2022-11-20 11:31:04,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:31:04,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510584301] [2022-11-20 11:31:04,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:31:04,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:31:04,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:31:04,022 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:31:04,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:31:04,026 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:31:04,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:31:04,026 INFO L85 PathProgramCache]: Analyzing trace with hash -1326803246, now seen corresponding path program 30 times [2022-11-20 11:31:04,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:31:04,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195318984] [2022-11-20 11:31:04,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:31:04,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:31:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:31:04,093 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:31:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:31:04,134 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace